Betelgeuse (Catalan Wikipedia)

Analysis of information sources in references of the Wikipedia article "Betelgeuse" in Catalan language version.

refsWebsite

Global rank Catalan rank

90harvard.edu

18^th place

40^th place

65doi.org

2^nd place

6^th place

32arxiv.org

69^th place

186^th place

14web.archive.org

1^st place

8google.cat

1,849^th place

2^nd place

6wikidata.org

43^rd place

170^th place

6iop.org

1,725^th place

1,272^nd place

3u-strasbg.fr

1,342^nd place

1,121^st place

2rochester.edu

2,691^st place

2,385^th place

2discovermagazine.com

3,042^nd place

2,712^th place

2esa.int

1,482^nd place

451^st place

2nasa.gov

75^th place

51^st place

1iau.org

1,985^th place

723^rd place

1uchicago.edu

230^th place

221^st place

1aavso.org

low place

4,366^th place

1sonoma.edu

low place

1cornell.edu

332^nd place

407^th place

1berkeley.edu

580^th place

333^rd place

1caltech.edu

887^th place

617^th place

1kuleuven.be

4,725^th place

4,463^rd place

1aanda.org

5,591^st place

7,918^th place

1wiley.com

222^nd place

128^th place

1narit.or.th

low place

1cam.ac.uk

670^th place

593^rd place

1eso.org

3,034^th place

1,934^th place

1vlti.org

low place

1astronomy.com

low place

5,135^th place

1unam.mx

769^th place

410^th place

1sciencenews.org

3,410^th place

2,654^th place

1newscientist.com

774^th place

444^th place

1utoronto.ca

1,601^st place

1,753^rd place

1ku.dk

5,396^th place

1,178^th place

1nova.org

low place

1illinois.edu

1,349^th place

1,225^th place

1nrao.edu

low place

4,971^st place

1astrobites.com

low place

1news.com.au

294^th place

1,048^th place

1discovery.com

1,299^th place

1,056^th place

1dibonsmith.com

low place

1merriam-webster.com

209^th place

240^th place

1space.com

936^th place

491^st place

1nmns.edu.tw

low place

1ianridpath.com

5,934^th place

1,368^th place

1renshaworks.com

low place

1jstor.org

26^th place

54^th place

1independent.ie

315^th place

948^th place

1dmbalmanac.com

low place

aanda.org

T. Prusti «The Gaia mission». Astronomy and Astrophysics, 595, 2016, p. A1. DOI: 10.1051/0004-6361/201629272 [Consulta: 21 setembre 2016].

aavso.org

Davis, Kate. «Variable Star of the Month: Alpha Orionis». American Association of Variable Star Observers (AAVSO), desembre 2000. [Consulta: 10 juliol 2010].

arxiv.org

Levesque, E. M. «The Physical Properties of Red Supergiants». Astronomical Society of the Pacific, 425 Hot and Cool: Bridging Gaps in Massive Star Evolution ASP Conference Series, juny 2010, pàg. 103. arXiv: 0911.4720. Bibcode: 2010ASPC..425..103L.
Ravi, V.; Wishnow, E.; Lockwood, S.; Townes, C. «The Many Faces of Betelgeuse». Astronomical Society of the Pacific, 448, desembre 2011, pàg. 1025. arXiv: 1012.0377. Bibcode: 2011ASPC..448.1025R.
Kervella, P.; Verhoelst, T.; Ridgway, S. T.; Perrin, G.; Lacour, S.; Cami, J.; Haubois, X.; 5 «The Close Circumstellar Environment of Betelgeuse. Adaptive Optics Spectro-imaging in the Near-IR with VLT/NACO». Astronomy and Astrophysics, 504, 1, setembre 2009, pàg. 115–25. arXiv: 0907.1843. Bibcode: 2009A&A...504..115K. DOI: 10.1051/0004-6361/200912521.
«Betelgeuse and the Red Supergiants». Betelgeuse Workshop 2012. Edited by P. Kervella, 60, 2013, pàg. 307–316. arXiv: 1303.0321. Bibcode: 2013EAS....60..307V. DOI: 10.1051/eas/1360036.
Haubois, X.; Perrin, G.; Lacour, S.; Verhoelst, T.; Meimon, S.; Mugnier, L.; Thiébaut, E.; Berger, J. P.; Ridgway, S. T.; 5 «Imaging the Spotty Surface of Betelgeuse in the H Band». Astronomy & Astrophysics, 508, 2, 2009, pàg. 923–32. arXiv: 0910.4167. Bibcode: 2009A&A...508..923H. DOI: 10.1051/0004-6361/200912927.
; Kervella, P.; Perrin, G.; Chiavassa, A.; Le Bouquin, J.-B.; Aurière, M.; López Ariste, A.; Mathias, P.; Ridgway, S. T. «The close circumstellar environment of Betelgeuse. IV. VLTI/PIONIER interferometric monitoring of the photosphere». Astronomy & Astrophysics, 588, 2016, pàg. A130. arXiv: 1602.05108. Bibcode: 2016A&A...588A.130M. DOI: 10.1051/0004-6361/201527028.
Eyer, L.; Grenon, M. «Problems Encountered in the Hipparcos Variable Stars Analysis». Delta Scuti and Related Stars, Reference Handbook and Proceedings of the 6th Vienna Workshop in Astrophysics, 210, 2000, pàg. 482. arXiv: astro-ph/0002235. Bibcode: 2000ASPC..210..482E.
van Leeuwen, F «Hipparcos, the New Reduction». Astronomy and Astrophysics, 474, 2, novembre 2007, pàg. 653. arXiv: 0708.1752. Bibcode: 2007A&A...474..653V. DOI: 10.1051/0004-6361:20078357.
; Brown, A.; Guinan, E. F.; O'Gorman, E.; Richards, A. M. S.; Kervella, P.; Decin, L. «An Updated 2017 Astrometric Solution for Betelgeuse». The Astronomical Journal, 154, 1, 2017, pàg. 11. arXiv: 1706.06020. Bibcode: 2017AJ....154...11H. DOI: 10.3847/1538-3881/aa6ff9.
; Szabó, Gy. M.; Bedding, T. R. «Variability in red supergiant stars: Pulsations, long secondary periods and convection noise». Monthly Notices of the Royal Astronomical Society, 372, 4, 2006, pàg. 1721. arXiv: astro-ph/0608438. Bibcode: 2006MNRAS.372.1721K. DOI: 10.1111/j.1365-2966.2006.10973.x.
Hamacher, D.W. «Observations of red–giant variable stars by Aboriginal Australians». The Australian Journal of Anthropology, 29, 2018, pàg. 89–107. arXiv: 1709.04634. Bibcode: 2018AuJAn..29...89H. DOI: 10.1111/taja.12257.
Leaman, T.; Hamacher, D.W. «Aboriginal Astronomical traditions from Ooldea, South Australia, Part 1: Nyeeruna and the Orion Story.». Journal of Astronomical History and Heritage, 17, 2, 2014, pàg. 180–194.. Arxivat de l'original el 2018-08-20. arXiv: 1403.7849. Bibcode: 2014JAHH...17..180L [Consulta: 15 novembre 2018]. Arxivat 2018-08-20 a Wayback Machine.
«Interferometric Observations of the Supergiant Stars α Orionis and α Herculis with FLUOR at IOTA». Astronomy and Astrophysics, 418, 2, 2004, pàg. 675–85. arXiv: astro-ph/0402099. Bibcode: 2004A&A...418..675P. DOI: 10.1051/0004-6361:20040052. «Assuming a distance of 197 ± 45 pc, an angular distance of 43.33 ± 0.04 mas would equate to a radius of 4.3 AU or Plantilla:Solar radius»
«Red Supergiants as Potential Type IIn Supernova Progenitors: Spatially Resolved 4.6 μm CO Emission Around VY CMa and Betelgeuse». The Astronomical Journal, 137, 3, març 2009, pàg. 3558–3573. arXiv: 0811.3037. Bibcode: 2009AJ....137.3558S. DOI: 10.1088/0004-6256/137/3/3558.
«Imaging the Dynamical Atmosphere of the Red Supergiant Betelgeuse in the CO First Overtone Lines with VLTI/AMBER». Astronomy & Astrophysics, 529, id.A163, maig 2011, pàg. A163. arXiv: 1104.0958. Bibcode: 2011A&A...529A.163O. DOI: 10.1051/0004-6361/201016279. «"We derive a uniform-disk diameter of 42.05 ± 0.05 mas and a power-law-type limb-darkened disk diameter of 42.49 ± 0.06 mas and a limb-darkening parameter of (9.7 ± 0.5) × 10⁻²"»
«The Close Circumstellar Environment of Betelgeuse. II. Diffraction-limited Spectro-imaging from 7.76 to 19.50 μm with VLT/VISIR». Astronomy & Astrophysics, 531, id.A117, 2011, pàg. A117. arXiv: 1106.5041. Bibcode: 2011A&A...531A.117K. DOI: 10.1051/0004-6361/201116962.
Montargès, M.; Kervella, P.; Perrin, G.; Ohnaka, K.; Chiavassa, A. «Properties of the CO and H2O MOLsphere of the red supergiant Betelgeuse from VLTI/AMBER observations». Astronomy & Astrophysics, 572, 2014, pàg. id.A17. arXiv: 1408.2994. Bibcode: 2014A&A...572A..17M. DOI: 10.1051/0004-6361/201423538.
Bedding, T. R.; Zijlstra, A. A.; Von Der Luhe, O.; Robertson, J. G.; Marson, R. G.; Barton, J. R.; Carter, B. S.; 4 «The Angular Diameter of R Doradus: a Nearby Mira-like Star». Monthly Notices of the Royal Astronomical Society, 286, 4, 1997, pàg. 957-62. arXiv: astro-ph/9701021. Bibcode: 1997MNRAS.286..957B. DOI: 10.1093/mnras/286.4.957.
Dolan, Michelle M.; Mathews, Grant J.; Lam, Doan Duc; Lan, Nguyen Quynh; Herczeg, Gregory J.; Dearborn, David S. P. «Evolutionary Tracks for Betelgeuse». The Astrophysical Journal, 819, 1, 2017, pàg. 7. arXiv: 1406.3143v2. Bibcode: 2016ApJ...819....7D. DOI: 10.3847/0004-637X/819/1/7.
; Matthews, L. D.; Gérard, E.; Libert, Y. «Discovery of a detached H I gas shell surrounding α Orionis». Monthly Notices of the Royal Astronomical Society, 422, 4, 2012, pàg. 3433. arXiv: 1203.0255. Bibcode: 2012MNRAS.422.3433L. DOI: 10.1111/j.1365-2966.2012.20853.x.
Dorch, S. B. F. «Magnetic Activity in Late-type Giant Stars: Numerical MHD Simulations of Non-linear Dynamo Action in Betelgeuse». Astronomy & Astrophysics, 423, 3, 2004, pàg. 1101–07. arXiv: astro-ph/0403321. Bibcode: 2004A&A...423.1101D. DOI: 10.1051/0004-6361:20040435.
«The Magnetic Field of Betelgeuse : a Local Dynamo from Giant Convection Cells?». Astronomy & Astrophysics, 516, 2010, pàg. L2. arXiv: 1005.4845. Bibcode: 2010A&A...516L...2A. DOI: 10.1051/0004-6361/201014925.
«Weighing Betelgeuse: Measuring the Mass of α Orionis from Stellar Limb-darkening». Astronomical Society of the Pacific, 9th Pacific Rim Conference on Stellar Astrophysics. Proceedings of a conference held at Lijiang, China in 14–20 April 2011. ASP Conference Series, Vol. 451, desembre 2011, pàg. 117. arXiv: 1109.4562. Bibcode: 2010ASPC..425..103L.
Posson-Brown, Jennifer; Kashyap, Vinay L. & Pease, Deron O. et al. (2006), "Dark Supergiant: Chandra's Limits on X-rays from Betelgeuse", arΧiv:astro-ph/0606387
; Cox, N. L. J.; Royer, P.; Van Marle, A. J.; Vandenbussche, B.; Ladjal, D.; Kerschbaum, F.; Ottensamer, R.; Barlow, M. J. «The enigmatic nature of the circumstellar envelope and bow shock surrounding Betelgeuse as revealed by Herschel. I. Evidence of clumps, multiple arcs, and a linear bar-like structure». Astronomy & Astrophysics, 548, 2012, pàg. A113. arXiv: 1212.4870. Bibcode: 2012A&A...548A.113D. DOI: 10.1051/0004-6361/201219792.
Ridgway, Stephen; Aufdenberg, Jason; Creech-Eakman, Michelle; Elias, Nicholas; Howell, Steve; Hutter, Don; Karovska, Margarita; Ragland, Sam; Wishnow, Ed; 4 «Quantifying Stellar Mass Loss with High Angular Resolution Imaging». Astronomy & Astrophysics, 247, 2009, pàg. 247. arXiv: 0902.3008. Bibcode: 2009astro2010S.247R.
A. P. Ohnaka, K.; Hofmann, K.-H.; Benisty, M.; Chelli, A.; Driebe, T.; Millour, F.; Petrov, R.; Schertl, D.; Stee, Ph.; 4 «Spatially Resolving the Inhomogeneous Structure of the Dynamical Atmosphere of Betelgeuse with VLTI/AMBER». Astronomy & Astrophysics, 503, 1, 2009, pàg. 183–95. arXiv: 0906.4792. Bibcode: 2009A&A...503..183O. DOI: 10.1051/0004-6361/200912247.
Lobel, A.; Aufdenberg, J.; Dupree, A. K.; Kurucz, R. L.; Stefanik, R. P. «Spatially Resolved STIS Spectroscopy of Betelgeuse's Outer Atmosphere». Proceedings of the 219th Symposium of the IAU, 219, 2004, pàg. 641. arXiv: astro-ph/0312076. Bibcode: 2004IAUS..219..641L. «In the article, Lobel et al. equate 1 arcsecond to approximately 40 stellar radii, a calculation which in 2004 likely assumed a Hipparcos distance of 131 pc (430 ly) and a photospheric diameter of 0.0552" from Weiner et al.»
«3D Simulations of Betelgeuse's Bow Shock». Astronomy & Astrophysics, 541, id.A1, 2012, pàg. A1. arXiv: 1109.1555v2. Bibcode: 2012A&A...541A...1M. DOI: 10.1051/0004-6361/201118002.
MacKey, Jonathan; Mohamed, Shazrene; Neilson, Hilding R.; Langer, Norbert; Meyer, Dominique M.-A. «Double Bow Shocks Around Young, Runaway Red Supergiants: Application to Betelgeuse». The Astrophysical Journal, 751, 1, 2012, pàg. L10. arXiv: 1204.3925. Bibcode: 2012ApJ...751L..10M. DOI: 10.1088/2041-8205/751/1/L10.
; Haemmerlé, L.; Ekström, S.; Georgy, C.; Groh, J.; Maeder, A. «The past and future evolution of a star like Betelgeuse». Betelgeuse Workshop 2012. Edited by P. Kervella, 60, 2013, pàg. 17–28. arXiv: 1303.1339. Bibcode: 2013EAS....60...17M. DOI: 10.1051/eas/1360002.
Groh, Jose H.; Meynet, Georges; Georgy, Cyril; Ekstrom, Sylvia «Fundamental properties of core-collapse Supernova and GRB progenitors: Predicting the look of massive stars before death». Astronomy & Astrophysics, 558, 2013, pàg. A131. arXiv: 1308.4681. Bibcode: 2013A&A...558A.131G. DOI: 10.1051/0004-6361/201321906.

astrobites.com

Newton, Elizabeth. «This Star Lives in Exciting Times, or, How Did Betelgeuse Make that Funny Shape?». Astrobites, 26-04-2012. [Consulta: 25 juny 2012].

astronomy.com

«Red Giant Star Betelgeuse in the Constellation Orion is Mysteriously Shrinking». Astronomy Magazine, 2009 [Consulta: 14 setembre 2012].

berkeley.edu

Sanders, Robert. «Red Giant Star Betelgeuse Mysteriously Shrinking». UC Berkeley News. UC Berkeley, 09-06-2009. [Consulta: 18 abril 2010].

caltech.edu

ipac.caltech.edu

; Skrutskie. M.«Very Bright Stars in the 2MASS Point Source Catalog (PSC)». The Two Micron All Sky Survey at IPAC, 07-09-2009. [Consulta: 28 desembre 2011].

cam.ac.uk

mrao.cam.ac.uk

Young, John. «Surface Imaging of Betelgeuse with COAST and the WHT». University of Cambridge, 24-11-2006. Arxivat de l'original el 14 juny 2007. [Consulta: 21 juny 2007]. «Images of hotspots on the surface of Betelgeuse taken at visible and infra-red wavelengths using high resolution ground-based interferometers»

cornell.edu

astro.cornell.edu

Bernat, David. «Aperture Masking Interferometry». Ask An Astronomer. Cornell University Astronomy, 2008. [Consulta: 15 octubre 2012].

dibonsmith.com

Dibon-Smith, Richard. «Alpha Orionis (Betelgeuse)». The Constellations Web Page. [Consulta: 23 gener 2010].

discovermagazine.com

blogs.discovermagazine.com

Plait, Phil. «Is Betelgeuse about to blow?». Bad Astronomy. Discovery, 01-06-2010. Arxivat de l'original el 21 d’abril 2011. [Consulta: 14 setembre 2012].
Plait, Phil. «Betelgeuse and 2012». Bad Astronomy. Discovery, 21-01-2011. Arxivat de l'original el 3 de novembre 2012. [Consulta: 14 setembre 2012].

discovery.com

news.discovery.com

O'Neill, Ian «Don't panic! Betelgeuse won't explode in 2012!». Discovery space news, 20-01-2011 [Consulta: 14 setembre 2012]. Arxivat 23 de gener 2011 a Wayback Machine. «Còpia arxivada». Arxivat de l'original el 2011-01-23. [Consulta: 15 novembre 2018].

dmbalmanac.com

«Black and Blue Bird», 05-07-2015. [Consulta: 30 gener 2016].

doi.org

dx.doi.org

«The Perkins catalog of revised MK types for the cooler stars» (en anglès). The Astrophysical Journal Supplement Series, octubre 1989, pàg. 245–266. DOI: 10.1086/191373.
«Stellar atmospheric parameters for 754 spectra from the X-shooter Spectral Library». Astronomy and Astrophysics, juliol 2019. DOI: 10.1051/0004-6361/201834273.
Floor van Leeuwen «Validation of the new Hipparcos reduction» (en anglès). Astronomy and Astrophysics, 2, 2007, pàg. 653–664. DOI: 10.1051/0004-6361:20078357.
Benoit Famaey «Local kinematics of K and M giants from CORAVEL/Hipparcos/Tycho-2 data» (en anglès). Astronomy and Astrophysics, 1, gener 2005, pàg. 165–186. DOI: 10.1051/0004-6361:20041272.
«Measurement of the diameter of Alpha Orionis with the interferometer». Astrophysical Journal, 53, 1921, pàg. 249–59. Bibcode: 1921ApJ....53..249M. DOI: 10.1086/142603. «The 0.047 arcsecond measurement was for a uniform disk. In the article Michelson notes that limb darkening would increase the angular diameter by about 17%, hence 0.055 arcseconds»
«Speckle Interferometry: Color-Dependent Limb Darkening Evidenced on Alpha Orionis and Omicron Ceti». Astrophysical Journal, 181, 1973, pàg. L1. Bibcode: 1973ApJ...181L...1B. DOI: 10.1086/181171.
«Spatial Heterodyne Interferometry of VY Canis Majoris, Alpha Orionis, Alpha Scorpii, and R Leonis at 11 Microns». Astrophysical Journal Letters, 217, 1977, pàg. L97–L100. Bibcode: 1977ApJ...217L..97S. DOI: 10.1086/182547.
«Observations of the circumstellar gas shells around Betelgeuse and Antares». Astrophysical Journal, 201, novembre 1975, pàg. L153–L156. Bibcode: 1975ApJ...201L.153B. DOI: 10.1086/181964.
«Circumstellar dust shell models for Alpha Orionis». Astrophysical Journal, 195, febrer 1975, pàg. 689-693. Bibcode: 1975ApJ...195..689D. DOI: 10.1086/153369.
«The circumstellar shell of alpha Orionis from a study of the Fe II emission lines». Astrophysical Journal, 198, 1, juny 1975, pàg. 369–371, 373–378. Bibcode: 1975ApJ...198..369B. DOI: 10.1086/153612.
Wilson, R. W.; Dhillon, V. S.; Haniff, C. A. «The changing face of Betelgeuse». Monthly Notices of the Royal Astronomical Society, 291, 4, 1997, pàg. 819. Bibcode: 1997MNRAS.291..819W. DOI: 10.1093/mnras/291.4.819.
Burns, D.; Baldwin, J. E.; Boysen, R. C.; Haniff, C. A.; Lawson, P. R.; MacKay, C. D.; Rogers, J.; Scott, T. R.; Warner, P. J.; 5 «The surface structure and limb-darkening profile of Betelgeuse». Monthly Notices of the Royal Astronomical Society, 290, 1, setembre 1997, pàg. L11–L16. Bibcode: 1997MNRAS.290L..11B. DOI: 10.1093/mnras/290.1.l11.
«Hotspots on late-type supergiants». Monthly Notices of the Royal Astronomical Society, 285, 3, març 1997, pàg. 529–39. Bibcode: 1997MNRAS.285..529T. DOI: 10.1093/mnras/285.3.529.
Schwarzschild, Martin «On the Scale of Photospheric Convection in Red Giants and Supergiants». Astrophysical Journal, 195, 1, 1975, pàg. 137–44. Bibcode: 1975ApJ...195..137S. DOI: 10.1086/153313.
«First Image of the Surface of a Star with the Hubble Space Telescope» (PDF). Astrophysical Journal Letters, 463, 1, maig 1996, pàg. L29. Bibcode: 1996ApJ...463L..29G. DOI: 10.1086/310043 [Consulta: 1r agost 2010]. «The yellow/red "image" or "photo" of Betelgeuse commonly seen is not a picture of the red supergiant, but a mathematically generated image based on the photograph. The photograph was of much lower resolution: The entire Betelgeuse image fit within a 10x10 pixel area on the Hubble Space Telescopes Faint Object Camera. The images were oversampled by a factor of 5 with bicubic spline interpolation, then deconvolved.»
«Spatially Resolved Hubble Space Telescope Spectra of the Chromosphere of α Orionis». The Astronomical Journal, 116, 5, 1998, pàg. 2501–12. Bibcode: 1998AJ....116.2501U. DOI: 10.1086/300596 [Consulta: 20 juny 2007].
Weiner, J.; Danchi, W. C.; Hale, D. D. S.; McMahon, J.; Townes, C. H.; Monnier, J. D.; Tuthill, P. G. «Precision Measurements of the Diameters of α Orionis and ο Ceti at 11 Microns». The Astrophysical Journal, 544, 2, desembre 2000, pàg. 1097–1100. Bibcode: 2000ApJ...544.1097W. DOI: 10.1086/317264 [Consulta: 23 juny 2007].
«A Systematic Change with Time in the Size of Betelgeuse». The Astrophysical Journal Letters, 697, 2, 2009, pàg. L127–28. Bibcode: 2009ApJ...697L.127T. DOI: 10.1088/0004-637X/697/2/L127.
Bernat, Andrew P. «The Circumstellar Shells and Mass Loss Rates of Four M Supergiants». Astrophysical Journal, 213, 1977, pàg. 756-66. Bibcode: 1977ApJ...213..756B. DOI: 10.1086/155205.
Kervella, P.; Verhoelst, T.; Ridgway, S. T.; Perrin, G.; Lacour, S.; Cami, J.; Haubois, X.; 5 «The Close Circumstellar Environment of Betelgeuse. Adaptive Optics Spectro-imaging in the Near-IR with VLT/NACO». Astronomy and Astrophysics, 504, 1, setembre 2009, pàg. 115–25. arXiv: 0907.1843. Bibcode: 2009A&A...504..115K. DOI: 10.1051/0004-6361/200912521.
; Wycoff, Gary L.; Hartkopf, William I.; Douglass, Geoffrey G.; Worley, Charles E. «The 2001 US Naval Observatory Double Star CD-ROM. I. The Washington Double Star Catalog». The Astronomical Journal, 122, 6, 2001, pàg. 3466. Bibcode: 2001AJ....122.3466M. DOI: 10.1086/323920.
«Betelgeuse and the Red Supergiants». Betelgeuse Workshop 2012. Edited by P. Kervella, 60, 2013, pàg. 307–316. arXiv: 1303.0321. Bibcode: 2013EAS....60..307V. DOI: 10.1051/eas/1360036.
«On the alpha Orionis triple system». Astrophysical Journal, 308, 1986, pàg. 675–85. Bibcode: 1986ApJ...308..260K. DOI: 10.1086/164497.
Wilson, R. W.; Baldwin, J. E.; Buscher, D. F.; Warner, P. J. «High-resolution imaging of Betelgeuse and Mira». Monthly Notices of the Royal Astronomical Society, 257, 3, 1992, pàg. 369–76. Bibcode: 1992MNRAS.257..369W. DOI: 10.1093/mnras/257.3.369.
Haubois, X.; Perrin, G.; Lacour, S.; Verhoelst, T.; Meimon, S.; Mugnier, L.; Thiébaut, E.; Berger, J. P.; Ridgway, S. T.; 5 «Imaging the Spotty Surface of Betelgeuse in the H Band». Astronomy & Astrophysics, 508, 2, 2009, pàg. 923–32. arXiv: 0910.4167. Bibcode: 2009A&A...508..923H. DOI: 10.1051/0004-6361/200912927.
; Kervella, P.; Perrin, G.; Chiavassa, A.; Le Bouquin, J.-B.; Aurière, M.; López Ariste, A.; Mathias, P.; Ridgway, S. T. «The close circumstellar environment of Betelgeuse. IV. VLTI/PIONIER interferometric monitoring of the photosphere». Astronomy & Astrophysics, 588, 2016, pàg. A130. arXiv: 1602.05108. Bibcode: 2016A&A...588A.130M. DOI: 10.1051/0004-6361/201527028.
«A New VLA-Hipparcos Distance to Betelgeuse and its Implications» (PDF). The Astronomical Journal, 135, 4, abril 2008, pàg. 1430-40. Bibcode: 2008AJ....135.1430H. DOI: 10.1088/0004-6256/135/4/1430 [Consulta: 10 juliol 2010].
van Leeuwen, F «Hipparcos, the New Reduction». Astronomy and Astrophysics, 474, 2, novembre 2007, pàg. 653. arXiv: 0708.1752. Bibcode: 2007A&A...474..653V. DOI: 10.1051/0004-6361:20078357.
; Brown, A.; Guinan, E. F.; O'Gorman, E.; Richards, A. M. S.; Kervella, P.; Decin, L. «An Updated 2017 Astrometric Solution for Betelgeuse». The Astronomical Journal, 154, 1, 2017, pàg. 11. arXiv: 1706.06020. Bibcode: 2017AJ....154...11H. DOI: 10.3847/1538-3881/aa6ff9.
T. Prusti «The Gaia mission». Astronomy and Astrophysics, 595, 2016, p. A1. DOI: 10.1051/0004-6361/201629272 [Consulta: 21 setembre 2016].
; Szabó, Gy. M.; Bedding, T. R. «Variability in red supergiant stars: Pulsations, long secondary periods and convection noise». Monthly Notices of the Royal Astronomical Society, 372, 4, 2006, pàg. 1721. arXiv: astro-ph/0608438. Bibcode: 2006MNRAS.372.1721K. DOI: 10.1111/j.1365-2966.2006.10973.x.
; Li, Y. «Evolution and Pulsation of Red Supergiants at Different Metallicities». The Astrophysical Journal, 565, 1, 2002, pàg. 559–570. Bibcode: 2002ApJ...565..559G. DOI: 10.1086/324295.
«The variability of alpha Orionis». Astronomical Society of the Pacific, 96, 1984, pàg. 366. Bibcode: 1984PASP...96..366G. DOI: 10.1086/131347.
; Olivier, E. A.; Kawaler, S. D. «Long Secondary Periods in Pulsating Asymptotic Giant Branch Stars: An Investigation of their Origin». The Astrophysical Journal, 604, 2, 2004, pàg. 800. Bibcode: 2004ApJ...604..800W. DOI: 10.1086/382123.
Hamacher, D.W. «Observations of red–giant variable stars by Aboriginal Australians». The Australian Journal of Anthropology, 29, 2018, pàg. 89–107. arXiv: 1709.04634. Bibcode: 2018AuJAn..29...89H. DOI: 10.1111/taja.12257.
«Interferometric Observations of the Supergiant Stars α Orionis and α Herculis with FLUOR at IOTA». Astronomy and Astrophysics, 418, 2, 2004, pàg. 675–85. arXiv: astro-ph/0402099. Bibcode: 2004A&A...418..675P. DOI: 10.1051/0004-6361:20040052. «Assuming a distance of 197 ± 45 pc, an angular distance of 43.33 ± 0.04 mas would equate to a radius of 4.3 AU or Plantilla:Solar radius»
Perrin, Guy; Malbet, Fabien «Observing with the VLTI». EAS Publications Series, 6, 2003, pàg. 3. Bibcode: 2003EAS.....6D...3P. DOI: 10.1051/eas/20030601.
Wittkowski, M. «MIDI and AMBER from the User's Point of View». New Astronomy Reviews, 51, 8–9, 23-02-2007, pàg. 639-649. Arxivat de l'original el 28 juliol 2011. Bibcode: 2007NewAR..51..639W. DOI: 10.1016/j.newar.2007.04.005 [Consulta: 29 agost 2007]. Arxivat 28 de juliol 2011 a Wayback Machine.
«Red Supergiants as Potential Type IIn Supernova Progenitors: Spatially Resolved 4.6 μm CO Emission Around VY CMa and Betelgeuse». The Astronomical Journal, 137, 3, març 2009, pàg. 3558–3573. arXiv: 0811.3037. Bibcode: 2009AJ....137.3558S. DOI: 10.1088/0004-6256/137/3/3558.
«Imaging the Dynamical Atmosphere of the Red Supergiant Betelgeuse in the CO First Overtone Lines with VLTI/AMBER». Astronomy & Astrophysics, 529, id.A163, maig 2011, pàg. A163. arXiv: 1104.0958. Bibcode: 2011A&A...529A.163O. DOI: 10.1051/0004-6361/201016279. «"We derive a uniform-disk diameter of 42.05 ± 0.05 mas and a power-law-type limb-darkened disk diameter of 42.49 ± 0.06 mas and a limb-darkening parameter of (9.7 ± 0.5) × 10⁻²"»
«The Close Circumstellar Environment of Betelgeuse. II. Diffraction-limited Spectro-imaging from 7.76 to 19.50 μm with VLT/VISIR». Astronomy & Astrophysics, 531, id.A117, 2011, pàg. A117. arXiv: 1106.5041. Bibcode: 2011A&A...531A.117K. DOI: 10.1051/0004-6361/201116962.
Montargès, M.; Kervella, P.; Perrin, G.; Ohnaka, K.; Chiavassa, A. «Properties of the CO and H2O MOLsphere of the red supergiant Betelgeuse from VLTI/AMBER observations». Astronomy & Astrophysics, 572, 2014, pàg. id.A17. arXiv: 1408.2994. Bibcode: 2014A&A...572A..17M. DOI: 10.1051/0004-6361/201423538.
Bedding, T. R.; Zijlstra, A. A.; Von Der Luhe, O.; Robertson, J. G.; Marson, R. G.; Barton, J. R.; Carter, B. S.; 4 «The Angular Diameter of R Doradus: a Nearby Mira-like Star». Monthly Notices of the Royal Astronomical Society, 286, 4, 1997, pàg. 957-62. arXiv: astro-ph/9701021. Bibcode: 1997MNRAS.286..957B. DOI: 10.1093/mnras/286.4.957.
Dyck, H. M.; Van Belle, G. T.; Thompson, R. R. «Radii and Effective Temperatures for K and M Giants and Supergiants. II». The Astronomical Journal, 116, 2, 1998, pàg. 981. Bibcode: 1998AJ....116..981D. DOI: 10.1086/300453.
Dolan, Michelle M.; Mathews, Grant J.; Lam, Doan Duc; Lan, Nguyen Quynh; Herczeg, Gregory J.; Dearborn, David S. P. «Evolutionary Tracks for Betelgeuse». The Astrophysical Journal, 819, 1, 2017, pàg. 7. arXiv: 1406.3143v2. Bibcode: 2016ApJ...819....7D. DOI: 10.3847/0004-637X/819/1/7.
; Matthews, L. D.; Gérard, E.; Libert, Y. «Discovery of a detached H I gas shell surrounding α Orionis». Monthly Notices of the Royal Astronomical Society, 422, 4, 2012, pàg. 3433. arXiv: 1203.0255. Bibcode: 2012MNRAS.422.3433L. DOI: 10.1111/j.1365-2966.2012.20853.x.
Dorch, S. B. F. «Magnetic Activity in Late-type Giant Stars: Numerical MHD Simulations of Non-linear Dynamo Action in Betelgeuse». Astronomy & Astrophysics, 423, 3, 2004, pàg. 1101–07. arXiv: astro-ph/0403321. Bibcode: 2004A&A...423.1101D. DOI: 10.1051/0004-6361:20040435.
«The Magnetic Field of Betelgeuse : a Local Dynamo from Giant Convection Cells?». Astronomy & Astrophysics, 516, 2010, pàg. L2. arXiv: 1005.4845. Bibcode: 2010A&A...516L...2A. DOI: 10.1051/0004-6361/201014925.
Reynolds, R. J.; Ogden, P. M. «Optical evidence for a very large, expanding shell associated with the I Orion OB association, Barnard's loop, and the high galactic latitude H-alpha filaments in Eridanus». The Astrophysical Journal, 229, 1979, pàg. 942. Bibcode: 1979ApJ...229..942R. DOI: 10.1086/157028.
; Cox, N. L. J.; Royer, P.; Van Marle, A. J.; Vandenbussche, B.; Ladjal, D.; Kerschbaum, F.; Ottensamer, R.; Barlow, M. J. «The enigmatic nature of the circumstellar envelope and bow shock surrounding Betelgeuse as revealed by Herschel. I. Evidence of clumps, multiple arcs, and a linear bar-like structure». Astronomy & Astrophysics, 548, 2012, pàg. A113. arXiv: 1212.4870. Bibcode: 2012A&A...548A.113D. DOI: 10.1051/0004-6361/201219792.
«A Spatially Resolved, Semiempirical Model for the Extended Atmosphere of α Orionis (M2 Iab)». The Astrophysical Journal, 551, 2, abril 2001, pàg. 1073–98. Bibcode: 2001ApJ...551.1073H. DOI: 10.1086/320215.
A. P. Ohnaka, K.; Hofmann, K.-H.; Benisty, M.; Chelli, A.; Driebe, T.; Millour, F.; Petrov, R.; Schertl, D.; Stee, Ph.; 4 «Spatially Resolving the Inhomogeneous Structure of the Dynamical Atmosphere of Betelgeuse with VLTI/AMBER». Astronomy & Astrophysics, 503, 1, 2009, pàg. 183–95. arXiv: 0906.4792. Bibcode: 2009A&A...503..183O. DOI: 10.1051/0004-6361/200912247.
Tsuji, T. «Water on the Early M Supergiant Stars α Orionis and μ Cephei». The Astrophysical Journal, 538, 2, 2000, pàg. 801–07. Bibcode: 2000ApJ...538..801T. DOI: 10.1086/309185.
«Carbon, Nitrogen, and Oxygen Abundances in Betelgeuse». Astrophysical Journal, 284, 1984, pàg. 223–37. Bibcode: 1984ApJ...284..223L. DOI: 10.1086/162401.
«Large Convection Cells as the Source of Betelgeuse's Extended Atmosphere». Nature, 392, 6676, 1998, pàg. 575–77. Bibcode: 1998Natur.392..575L. DOI: 10.1038/33352.
Skinner, C. J.; Dougherty, S. M.; Meixner, M.; Bode, M. F.; Davis, R. J.; Drake, S. A.; Arens, J. F.; Jernigan, J. G.; 5 «Circumstellar Environments – V. The Asymmetric Chromosphere and Dust Shell of Alpha Orionis». Monthly Notices of the Royal Astronomical Society, 288, 2, 1997, pàg. 295–306. Bibcode: 1997MNRAS.288..295S. DOI: 10.1093/mnras/288.2.295.
«Characteristics of Dust Shells around 13 Late-type Stars». The Astronomical Journal, 107, 4, 1994, pàg. 1469–1513. Bibcode: 1994AJ....107.1469D. DOI: 10.1086/116960.
Harper, Graham M.; Carpenter, Kenneth G.; Ryde, Nils; Smith, Nathan; Brown, Joanna; Brown, Alexander; Hinkle, Kenneth H.; Stempels, Eric; 5 «UV, IR, and mm Studies of CO Surrounding the Red Supergiant α Orionis (M2 Iab)». AIP Conference Proceedings, 1094, 2009, pàg. 868–71. Bibcode: 2009AIPC.1094..868H. DOI: 10.1063/1.3099254.
«3D Simulations of Betelgeuse's Bow Shock». Astronomy & Astrophysics, 541, id.A1, 2012, pàg. A1. arXiv: 1109.1555v2. Bibcode: 2012A&A...541A...1M. DOI: 10.1051/0004-6361/201118002.
«A Parsec-Size Bow Shock around Betelgeuse». Astronomical Journal, 114, 1997, pàg. 837–40. Bibcode: 1997AJ....114..837N. DOI: 10.1086/118517 [Consulta: 25 juny 2012]. «Noriega in 1997 estimated the size to be 0.8 parsecs, having assumed the earlier distance estimate of 400 ly. With a current distance estimate of 643 ly, the bow shock would measure ~1.28 parsecs or over 4 ly»
MacKey, Jonathan; Mohamed, Shazrene; Neilson, Hilding R.; Langer, Norbert; Meyer, Dominique M.-A. «Double Bow Shocks Around Young, Runaway Red Supergiants: Application to Betelgeuse». The Astrophysical Journal, 751, 1, 2012, pàg. L10. arXiv: 1204.3925. Bibcode: 2012ApJ...751L..10M. DOI: 10.1088/2041-8205/751/1/L10.
; Haemmerlé, L.; Ekström, S.; Georgy, C.; Groh, J.; Maeder, A. «The past and future evolution of a star like Betelgeuse». Betelgeuse Workshop 2012. Edited by P. Kervella, 60, 2013, pàg. 17–28. arXiv: 1303.1339. Bibcode: 2013EAS....60...17M. DOI: 10.1051/eas/1360002.
Groh, Jose H.; Meynet, Georges; Georgy, Cyril; Ekstrom, Sylvia «Fundamental properties of core-collapse Supernova and GRB progenitors: Predicting the look of massive stars before death». Astronomy & Astrophysics, 558, 2013, pàg. A131. arXiv: 1308.4681. Bibcode: 2013A&A...558A.131G. DOI: 10.1051/0004-6361/201321906.
Kunitzsch, Paul «The Star Catalogue Commonly Appended to the Alfonsine Tables». Journal for the History of Astronomy, 17, 49, 1986, pàg. 89–98. Bibcode: 1986JHA....17...89K. DOI: 10.1177/002182868601700202.

doi.org

DOI: 10.3847/1538-4357/abb8db. Títol: Standing on the Shoulders of Giants: New Mass and Distance Estimates for Betelgeuse through Combined Evolutionary, Asteroseismic, and Hydrodynamic Simulations with MESA.

esa.int

rssd.esa.int

«Science Performance». European Space Agency, 19-02-2013. [Consulta: 1r març 2013].

esa.int

«Akari Infrared Space Telescope: Latest Science Highlights». European Space Agency, 19-11-2008. Arxivat de l'original el 2011-02-17. [Consulta: 25 juny 2012].

eso.org

; Petrov R.; Malbet, F.«The Sky Through Three Giant Eyes, AMBER Instrument on VLT Delivers a Wealth of Results». Observatori Europeu Austral, 23-02-2007. [Consulta: 29 agost 2007].

google.cat

books.google.cat

Reed Business Information «Ancient Chinese Suggest Betelgeuse is a Young Star». New Scientist, 92, 1276, 22-10-1981, pàg. 238.
Ridpath, Ian. The Monthly Sky Guide. 7th. Cambridge University Press, 2006, p. 8. ISBN 978-0-521-68435-4.
Brosch, Noah. Sirius Matters. Springer, 2008, p. 46. ISBN 978-1-4020-8318-1.
Milbrath, Susan. Star Gods of the Maya: Astronomy in Art, Folklore, and Calendars. Austin, Texas: University of Texas Press, 1999, p. 39. ISBN 978-0-292-75226-9.
Littleton, C. Scott. Gods, goddesses, and mythology. 1. Marshall Cavendish, 2005, p. 1056. ISBN 978-0-7614-7559-0.
Kelley, David H.; Milone, Eugene F.; Aveni, A.F. Exploring Ancient Skies: A Survey of Ancient and Cultural Astronomy. Nova York: Springer, 2011, p. 307. ISBN 978-1-4419-7623-9.
Conley, Craig. Magic Words: A Dictionary. Weiser, 2008, p. 121. ISBN 978-1-57863-434-7 [Consulta: 22 setembre 2010].
Ford, Andrew. «Holst, the Mystic». A: Try Whistling This: Writings on Music. Collingwood, Victoria: Black Incorporated, 2012. ISBN 9781921870682.

harvard.edu

adsabs.harvard.edu

Levesque, E. M. «The Physical Properties of Red Supergiants». Astronomical Society of the Pacific, 425 Hot and Cool: Bridging Gaps in Massive Star Evolution ASP Conference Series, juny 2010, pàg. 103. arXiv: 0911.4720. Bibcode: 2010ASPC..425..103L.
Wilk, Stephen R. «Further Mythological Evidence for Ancient Knowledge of Variable Stars». The Journal of the American Association of Variable Star Observers, 27, 2, 1999, pàg. 171–74. Bibcode: 1999JAVSO..27..171W.
«Measurement of the diameter of Alpha Orionis with the interferometer». Astrophysical Journal, 53, 1921, pàg. 249–59. Bibcode: 1921ApJ....53..249M. DOI: 10.1086/142603. «The 0.047 arcsecond measurement was for a uniform disk. In the article Michelson notes that limb darkening would increase the angular diameter by about 17%, hence 0.055 arcseconds»
Labeyrie, A. «Attainment of Diffraction Limited Resolution in Large Telescopes by Fourier Analysing Speckle Patterns in Star Images». Astronomy and Astrophysics, 6, maig 1970, pàg. 85. Bibcode: 1970A&A.....6...85L [Consulta: 12 octubre 2012].
«Speckle Interferometry: Color-Dependent Limb Darkening Evidenced on Alpha Orionis and Omicron Ceti». Astrophysical Journal, 181, 1973, pàg. L1. Bibcode: 1973ApJ...181L...1B. DOI: 10.1086/181171.
«Spatial Heterodyne Interferometry of VY Canis Majoris, Alpha Orionis, Alpha Scorpii, and R Leonis at 11 Microns». Astrophysical Journal Letters, 217, 1977, pàg. L97–L100. Bibcode: 1977ApJ...217L..97S. DOI: 10.1086/182547.
«Observations of the circumstellar gas shells around Betelgeuse and Antares». Astrophysical Journal, 201, novembre 1975, pàg. L153–L156. Bibcode: 1975ApJ...201L.153B. DOI: 10.1086/181964.
«Circumstellar dust shell models for Alpha Orionis». Astrophysical Journal, 195, febrer 1975, pàg. 689-693. Bibcode: 1975ApJ...195..689D. DOI: 10.1086/153369.
«The circumstellar shell of alpha Orionis from a study of the Fe II emission lines». Astrophysical Journal, 198, 1, juny 1975, pàg. 369–371, 373–378. Bibcode: 1975ApJ...198..369B. DOI: 10.1086/153612.
Buscher, D. F.; Baldwin, J. E.; Warner, P. J.; Haniff, C. A. «Detection of a bright feature on the surface of Betelgeuse». Monthly Notices of the Royal Astronomical Society, 245, 1990, pàg. 7. Bibcode: 1990MNRAS.245P...7B.
Wilson, R. W.; Dhillon, V. S.; Haniff, C. A. «The changing face of Betelgeuse». Monthly Notices of the Royal Astronomical Society, 291, 4, 1997, pàg. 819. Bibcode: 1997MNRAS.291..819W. DOI: 10.1093/mnras/291.4.819.
Burns, D.; Baldwin, J. E.; Boysen, R. C.; Haniff, C. A.; Lawson, P. R.; MacKay, C. D.; Rogers, J.; Scott, T. R.; Warner, P. J.; 5 «The surface structure and limb-darkening profile of Betelgeuse». Monthly Notices of the Royal Astronomical Society, 290, 1, setembre 1997, pàg. L11–L16. Bibcode: 1997MNRAS.290L..11B. DOI: 10.1093/mnras/290.1.l11.
«Hotspots on late-type supergiants». Monthly Notices of the Royal Astronomical Society, 285, 3, març 1997, pàg. 529–39. Bibcode: 1997MNRAS.285..529T. DOI: 10.1093/mnras/285.3.529.
Schwarzschild, Martin «On the Scale of Photospheric Convection in Red Giants and Supergiants». Astrophysical Journal, 195, 1, 1975, pàg. 137–44. Bibcode: 1975ApJ...195..137S. DOI: 10.1086/153313.
«First Image of the Surface of a Star with the Hubble Space Telescope» (PDF). Astrophysical Journal Letters, 463, 1, maig 1996, pàg. L29. Bibcode: 1996ApJ...463L..29G. DOI: 10.1086/310043 [Consulta: 1r agost 2010]. «The yellow/red "image" or "photo" of Betelgeuse commonly seen is not a picture of the red supergiant, but a mathematically generated image based on the photograph. The photograph was of much lower resolution: The entire Betelgeuse image fit within a 10x10 pixel area on the Hubble Space Telescopes Faint Object Camera. The images were oversampled by a factor of 5 with bicubic spline interpolation, then deconvolved.»
«Spatially Resolved Hubble Space Telescope Spectra of the Chromosphere of α Orionis». The Astronomical Journal, 116, 5, 1998, pàg. 2501–12. Bibcode: 1998AJ....116.2501U. DOI: 10.1086/300596 [Consulta: 20 juny 2007].
Weiner, J.; Danchi, W. C.; Hale, D. D. S.; McMahon, J.; Townes, C. H.; Monnier, J. D.; Tuthill, P. G. «Precision Measurements of the Diameters of α Orionis and ο Ceti at 11 Microns». The Astrophysical Journal, 544, 2, desembre 2000, pàg. 1097–1100. Bibcode: 2000ApJ...544.1097W. DOI: 10.1086/317264 [Consulta: 23 juny 2007].
«A Systematic Change with Time in the Size of Betelgeuse». The Astrophysical Journal Letters, 697, 2, 2009, pàg. L127–28. Bibcode: 2009ApJ...697L.127T. DOI: 10.1088/0004-637X/697/2/L127.
Ravi, V.; Wishnow, E.; Lockwood, S.; Townes, C. «The Many Faces of Betelgeuse». Astronomical Society of the Pacific, 448, desembre 2011, pàg. 1025. arXiv: 1012.0377. Bibcode: 2011ASPC..448.1025R.
Bernat, Andrew P. «The Circumstellar Shells and Mass Loss Rates of Four M Supergiants». Astrophysical Journal, 213, 1977, pàg. 756-66. Bibcode: 1977ApJ...213..756B. DOI: 10.1086/155205.
Kervella, P.; Verhoelst, T.; Ridgway, S. T.; Perrin, G.; Lacour, S.; Cami, J.; Haubois, X.; 5 «The Close Circumstellar Environment of Betelgeuse. Adaptive Optics Spectro-imaging in the Near-IR with VLT/NACO». Astronomy and Astrophysics, 504, 1, setembre 2009, pàg. 115–25. arXiv: 0907.1843. Bibcode: 2009A&A...504..115K. DOI: 10.1051/0004-6361/200912521.
; Wycoff, Gary L.; Hartkopf, William I.; Douglass, Geoffrey G.; Worley, Charles E. «The 2001 US Naval Observatory Double Star CD-ROM. I. The Washington Double Star Catalog». The Astronomical Journal, 122, 6, 2001, pàg. 3466. Bibcode: 2001AJ....122.3466M. DOI: 10.1086/323920.
«Betelgeuse and the Red Supergiants». Betelgeuse Workshop 2012. Edited by P. Kervella, 60, 2013, pàg. 307–316. arXiv: 1303.0321. Bibcode: 2013EAS....60..307V. DOI: 10.1051/eas/1360036.
Karovska, M.; Noyes, R. W.; Roddier, F.; Nisenson, P.; Stachnik, R. V. «On a Possible Close Companion to α Ori». Bulletin of the American Astronomical Society, 17, 1985, pàg. 598. Bibcode: 1985BAAS...17..598K.
«On the alpha Orionis triple system». Astrophysical Journal, 308, 1986, pàg. 675–85. Bibcode: 1986ApJ...308..260K. DOI: 10.1086/164497.
Wilson, R. W.; Baldwin, J. E.; Buscher, D. F.; Warner, P. J. «High-resolution imaging of Betelgeuse and Mira». Monthly Notices of the Royal Astronomical Society, 257, 3, 1992, pàg. 369–76. Bibcode: 1992MNRAS.257..369W. DOI: 10.1093/mnras/257.3.369.
Haubois, X.; Perrin, G.; Lacour, S.; Verhoelst, T.; Meimon, S.; Mugnier, L.; Thiébaut, E.; Berger, J. P.; Ridgway, S. T.; 5 «Imaging the Spotty Surface of Betelgeuse in the H Band». Astronomy & Astrophysics, 508, 2, 2009, pàg. 923–32. arXiv: 0910.4167. Bibcode: 2009A&A...508..923H. DOI: 10.1051/0004-6361/200912927.
; Kervella, P.; Perrin, G.; Chiavassa, A.; Le Bouquin, J.-B.; Aurière, M.; López Ariste, A.; Mathias, P.; Ridgway, S. T. «The close circumstellar environment of Betelgeuse. IV. VLTI/PIONIER interferometric monitoring of the photosphere». Astronomy & Astrophysics, 588, 2016, pàg. A130. arXiv: 1602.05108. Bibcode: 2016A&A...588A.130M. DOI: 10.1051/0004-6361/201527028.
«A New VLA-Hipparcos Distance to Betelgeuse and its Implications» (PDF). The Astronomical Journal, 135, 4, abril 2008, pàg. 1430-40. Bibcode: 2008AJ....135.1430H. DOI: 10.1088/0004-6256/135/4/1430 [Consulta: 10 juliol 2010].
Van Altena, W. F.; Lee, J. T.; Hoffleit, D. «Yale Trigonometric Parallaxes Preliminary». Yale University Observatory (1991), 1174, octubre 1995, pàg. 0. Bibcode: 1995yCat.1174....0V.
Perryman, M. A. C.; Lindegren, L.; Kovalevsky, J.; Hoeg, E.; Bastian, U.; Bernacca, P. L.; Crézé, M.; Donati, F.; Grenon, M. «The Hipparcos Catalogue». Astronomy & Astrophysics, 323, 1997, pàg. L49–L52. Bibcode: 1997A&A...323L..49P.
Eyer, L.; Grenon, M. «Problems Encountered in the Hipparcos Variable Stars Analysis». Delta Scuti and Related Stars, Reference Handbook and Proceedings of the 6th Vienna Workshop in Astrophysics, 210, 2000, pàg. 482. arXiv: astro-ph/0002235. Bibcode: 2000ASPC..210..482E.
van Leeuwen, F «Hipparcos, the New Reduction». Astronomy and Astrophysics, 474, 2, novembre 2007, pàg. 653. arXiv: 0708.1752. Bibcode: 2007A&A...474..653V. DOI: 10.1051/0004-6361:20078357.
; Brown, A.; Guinan, E. F.; O'Gorman, E.; Richards, A. M. S.; Kervella, P.; Decin, L. «An Updated 2017 Astrometric Solution for Betelgeuse». The Astronomical Journal, 154, 1, 2017, pàg. 11. arXiv: 1706.06020. Bibcode: 2017AJ....154...11H. DOI: 10.3847/1538-3881/aa6ff9.
; Durlevich, O. V. «VizieR Online Data Catalog: General Catalogue of Variable Stars (Samus+ 2007-2013)». VizieR On-line Data Catalog: B/gcvs. Originally Published In: 2009yCat....102025S, 1, 2009, pàg. B/gcvs. Bibcode: 2009yCat....102025S.
; Szabó, Gy. M.; Bedding, T. R. «Variability in red supergiant stars: Pulsations, long secondary periods and convection noise». Monthly Notices of the Royal Astronomical Society, 372, 4, 2006, pàg. 1721. arXiv: astro-ph/0608438. Bibcode: 2006MNRAS.372.1721K. DOI: 10.1111/j.1365-2966.2006.10973.x.
; Li, Y. «Evolution and Pulsation of Red Supergiants at Different Metallicities». The Astrophysical Journal, 565, 1, 2002, pàg. 559–570. Bibcode: 2002ApJ...565..559G. DOI: 10.1086/324295.
«The variability of alpha Orionis». Astronomical Society of the Pacific, 96, 1984, pàg. 366. Bibcode: 1984PASP...96..366G. DOI: 10.1086/131347.
; Olivier, E. A.; Kawaler, S. D. «Long Secondary Periods in Pulsating Asymptotic Giant Branch Stars: An Investigation of their Origin». The Astrophysical Journal, 604, 2, 2004, pàg. 800. Bibcode: 2004ApJ...604..800W. DOI: 10.1086/382123.
Hamacher, D.W. «Observations of red–giant variable stars by Aboriginal Australians». The Australian Journal of Anthropology, 29, 2018, pàg. 89–107. arXiv: 1709.04634. Bibcode: 2018AuJAn..29...89H. DOI: 10.1111/taja.12257.
Leaman, T.; Hamacher, D.W. «Aboriginal Astronomical traditions from Ooldea, South Australia, Part 1: Nyeeruna and the Orion Story.». Journal of Astronomical History and Heritage, 17, 2, 2014, pàg. 180–194.. Arxivat de l'original el 2018-08-20. arXiv: 1403.7849. Bibcode: 2014JAHH...17..180L [Consulta: 15 novembre 2018]. Arxivat 2018-08-20 a Wayback Machine.
Balega, Iu.; Blazit, A.; Bonneau, D.; Koechlin, L.; Labeyrie, A. «The angular diameter of Betelgeuse». Astronomy and Astrophysics, 115, 2, novembre 1982, pàg. 253–56. Bibcode: 1982A&A...115..253B.
«Interferometric Observations of the Supergiant Stars α Orionis and α Herculis with FLUOR at IOTA». Astronomy and Astrophysics, 418, 2, 2004, pàg. 675–85. arXiv: astro-ph/0402099. Bibcode: 2004A&A...418..675P. DOI: 10.1051/0004-6361:20040052. «Assuming a distance of 197 ± 45 pc, an angular distance of 43.33 ± 0.04 mas would equate to a radius of 4.3 AU or Plantilla:Solar radius»
Perrin, Guy; Malbet, Fabien «Observing with the VLTI». EAS Publications Series, 6, 2003, pàg. 3. Bibcode: 2003EAS.....6D...3P. DOI: 10.1051/eas/20030601.
Worden, S. «Speckle Interferometry». New Scientist, 78, 1978, pàg. 238–40. Bibcode: 1978NewSc..78..238W.
Roddier, F. «Ground-Based Interferometry with Adaptive Optics». Working on the Fringe: Optical and IR Interferometry from Ground and Space. Proceedings from ASP Conference, 194, 1999, pàg. 318. Bibcode: 1999ASPC..194..318R.
Wittkowski, M. «MIDI and AMBER from the User's Point of View». New Astronomy Reviews, 51, 8–9, 23-02-2007, pàg. 639-649. Arxivat de l'original el 28 juliol 2011. Bibcode: 2007NewAR..51..639W. DOI: 10.1016/j.newar.2007.04.005 [Consulta: 29 agost 2007]. Arxivat 28 de juliol 2011 a Wayback Machine.
«Red Supergiants as Potential Type IIn Supernova Progenitors: Spatially Resolved 4.6 μm CO Emission Around VY CMa and Betelgeuse». The Astronomical Journal, 137, 3, març 2009, pàg. 3558–3573. arXiv: 0811.3037. Bibcode: 2009AJ....137.3558S. DOI: 10.1088/0004-6256/137/3/3558.
Hernandez Utrera, O.; Chelli, A «Accurate Diameter Measurement of Betelgeuse Using the VLTI/AMBER Instrument». Revista Mexicana de Astronomía y Astrofísica (Serie de Conferencias), 37, 2009, pàg. 179–80. Bibcode: 2009RMxAC..37..179H.
«Imaging the Dynamical Atmosphere of the Red Supergiant Betelgeuse in the CO First Overtone Lines with VLTI/AMBER». Astronomy & Astrophysics, 529, id.A163, maig 2011, pàg. A163. arXiv: 1104.0958. Bibcode: 2011A&A...529A.163O. DOI: 10.1051/0004-6361/201016279. «"We derive a uniform-disk diameter of 42.05 ± 0.05 mas and a power-law-type limb-darkened disk diameter of 42.49 ± 0.06 mas and a limb-darkening parameter of (9.7 ± 0.5) × 10⁻²"»
«The Close Circumstellar Environment of Betelgeuse. II. Diffraction-limited Spectro-imaging from 7.76 to 19.50 μm with VLT/VISIR». Astronomy & Astrophysics, 531, id.A117, 2011, pàg. A117. arXiv: 1106.5041. Bibcode: 2011A&A...531A.117K. DOI: 10.1051/0004-6361/201116962.
Montargès, M.; Kervella, P.; Perrin, G.; Ohnaka, K.; Chiavassa, A. «Properties of the CO and H2O MOLsphere of the red supergiant Betelgeuse from VLTI/AMBER observations». Astronomy & Astrophysics, 572, 2014, pàg. id.A17. arXiv: 1408.2994. Bibcode: 2014A&A...572A..17M. DOI: 10.1051/0004-6361/201423538.
Bedding, T. R.; Zijlstra, A. A.; Von Der Luhe, O.; Robertson, J. G.; Marson, R. G.; Barton, J. R.; Carter, B. S.; 4 «The Angular Diameter of R Doradus: a Nearby Mira-like Star». Monthly Notices of the Royal Astronomical Society, 286, 4, 1997, pàg. 957-62. arXiv: astro-ph/9701021. Bibcode: 1997MNRAS.286..957B. DOI: 10.1093/mnras/286.4.957.
Dyck, H. M.; Van Belle, G. T.; Thompson, R. R. «Radii and Effective Temperatures for K and M Giants and Supergiants. II». The Astronomical Journal, 116, 2, 1998, pàg. 981. Bibcode: 1998AJ....116..981D. DOI: 10.1086/300453.
Dolan, Michelle M.; Mathews, Grant J.; Lam, Doan Duc; Lan, Nguyen Quynh; Herczeg, Gregory J.; Dearborn, David S. P. «Evolutionary Tracks for Betelgeuse». The Astrophysical Journal, 819, 1, 2017, pàg. 7. arXiv: 1406.3143v2. Bibcode: 2016ApJ...819....7D. DOI: 10.3847/0004-637X/819/1/7.
Garrison, R. F. «Anchor Points for the MK System of Spectral Classification». Bulletin of the American Astronomical Society, 25, 1993, pàg. 1319. Arxivat de l'original el 25 de juny 2019. Bibcode: 1993AAS...183.1710G [Consulta: 4 febrer 2012]. Arxivat 25 de juny 2019 a Wayback Machine.
; Matthews, L. D.; Gérard, E.; Libert, Y. «Discovery of a detached H I gas shell surrounding α Orionis». Monthly Notices of the Royal Astronomical Society, 422, 4, 2012, pàg. 3433. arXiv: 1203.0255. Bibcode: 2012MNRAS.422.3433L. DOI: 10.1111/j.1365-2966.2012.20853.x.
Dorch, S. B. F. «Magnetic Activity in Late-type Giant Stars: Numerical MHD Simulations of Non-linear Dynamo Action in Betelgeuse». Astronomy & Astrophysics, 423, 3, 2004, pàg. 1101–07. arXiv: astro-ph/0403321. Bibcode: 2004A&A...423.1101D. DOI: 10.1051/0004-6361:20040435.
«The Magnetic Field of Betelgeuse : a Local Dynamo from Giant Convection Cells?». Astronomy & Astrophysics, 516, 2010, pàg. L2. arXiv: 1005.4845. Bibcode: 2010A&A...516L...2A. DOI: 10.1051/0004-6361/201014925.
«Weighing Betelgeuse: Measuring the Mass of α Orionis from Stellar Limb-darkening». Astronomical Society of the Pacific, 9th Pacific Rim Conference on Stellar Astrophysics. Proceedings of a conference held at Lijiang, China in 14–20 April 2011. ASP Conference Series, Vol. 451, desembre 2011, pàg. 117. arXiv: 1109.4562. Bibcode: 2010ASPC..425..103L.
Maeder, André; Meynet, Georges «The Role of Rotation and Mass Loss in the Evolution of Massive Stars». Proceedings of IAU Symposium, 212, 2003, pàg. 267. Bibcode: 2003IAUS..212..267M.
Reynolds, R. J.; Ogden, P. M. «Optical evidence for a very large, expanding shell associated with the I Orion OB association, Barnard's loop, and the high galactic latitude H-alpha filaments in Eridanus». The Astrophysical Journal, 229, 1979, pàg. 942. Bibcode: 1979ApJ...229..942R. DOI: 10.1086/157028.
; Cox, N. L. J.; Royer, P.; Van Marle, A. J.; Vandenbussche, B.; Ladjal, D.; Kerschbaum, F.; Ottensamer, R.; Barlow, M. J. «The enigmatic nature of the circumstellar envelope and bow shock surrounding Betelgeuse as revealed by Herschel. I. Evidence of clumps, multiple arcs, and a linear bar-like structure». Astronomy & Astrophysics, 548, 2012, pàg. A113. arXiv: 1212.4870. Bibcode: 2012A&A...548A.113D. DOI: 10.1051/0004-6361/201219792.
Ridgway, Stephen; Aufdenberg, Jason; Creech-Eakman, Michelle; Elias, Nicholas; Howell, Steve; Hutter, Don; Karovska, Margarita; Ragland, Sam; Wishnow, Ed; 4 «Quantifying Stellar Mass Loss with High Angular Resolution Imaging». Astronomy & Astrophysics, 247, 2009, pàg. 247. arXiv: 0902.3008. Bibcode: 2009astro2010S.247R.
«A Spatially Resolved, Semiempirical Model for the Extended Atmosphere of α Orionis (M2 Iab)». The Astrophysical Journal, 551, 2, abril 2001, pàg. 1073–98. Bibcode: 2001ApJ...551.1073H. DOI: 10.1086/320215.
A. P. Ohnaka, K.; Hofmann, K.-H.; Benisty, M.; Chelli, A.; Driebe, T.; Millour, F.; Petrov, R.; Schertl, D.; Stee, Ph.; 4 «Spatially Resolving the Inhomogeneous Structure of the Dynamical Atmosphere of Betelgeuse with VLTI/AMBER». Astronomy & Astrophysics, 503, 1, 2009, pàg. 183–95. arXiv: 0906.4792. Bibcode: 2009A&A...503..183O. DOI: 10.1051/0004-6361/200912247.
Tsuji, T. «Water on the Early M Supergiant Stars α Orionis and μ Cephei». The Astrophysical Journal, 538, 2, 2000, pàg. 801–07. Bibcode: 2000ApJ...538..801T. DOI: 10.1086/309185.
«Carbon, Nitrogen, and Oxygen Abundances in Betelgeuse». Astrophysical Journal, 284, 1984, pàg. 223–37. Bibcode: 1984ApJ...284..223L. DOI: 10.1086/162401.
«Large Convection Cells as the Source of Betelgeuse's Extended Atmosphere». Nature, 392, 6676, 1998, pàg. 575–77. Bibcode: 1998Natur.392..575L. DOI: 10.1038/33352.
Lobel, A.; Aufdenberg, J.; Dupree, A. K.; Kurucz, R. L.; Stefanik, R. P. «Spatially Resolved STIS Spectroscopy of Betelgeuse's Outer Atmosphere». Proceedings of the 219th Symposium of the IAU, 219, 2004, pàg. 641. arXiv: astro-ph/0312076. Bibcode: 2004IAUS..219..641L. «In the article, Lobel et al. equate 1 arcsecond to approximately 40 stellar radii, a calculation which in 2004 likely assumed a Hipparcos distance of 131 pc (430 ly) and a photospheric diameter of 0.0552" from Weiner et al.»
Dupree, Andrea K.; Gilliland, Ronald L. «HST Direct Image of Betelgeuse». Bulletin of the American Astronomical Society, 27, desembre 1995, pàg. 1328. Bibcode: 1995AAS...187.3201D. «Such a major single feature is distinctly different from scattered smaller regions of activity typically found on the Sun although the strong ultraviolet flux enhancement is characteristic of stellar magnetic activity. This inhomogeneity may be caused by a large scale convection cell or result from global pulsations and shock structures that heat the chromosphere."»
Skinner, C. J.; Dougherty, S. M.; Meixner, M.; Bode, M. F.; Davis, R. J.; Drake, S. A.; Arens, J. F.; Jernigan, J. G.; 5 «Circumstellar Environments – V. The Asymmetric Chromosphere and Dust Shell of Alpha Orionis». Monthly Notices of the Royal Astronomical Society, 288, 2, 1997, pàg. 295–306. Bibcode: 1997MNRAS.288..295S. DOI: 10.1093/mnras/288.2.295.
«Characteristics of Dust Shells around 13 Late-type Stars». The Astronomical Journal, 107, 4, 1994, pàg. 1469–1513. Bibcode: 1994AJ....107.1469D. DOI: 10.1086/116960.
Baud, B.; Waters, R.; De Vries, J.; Van Albada, G. D.; Boulanger, F.; Wesselius, P. R.; Gillet, F.; Habing, H. J.; Van Der Kruit, P. C.; 4 «A Giant Asymmetric Dust Shell around Betelgeuse». Bulletin of the American Astronomical Society, 16, gener 1984, pàg. 405. Bibcode: 1984BAAS...16..405B.
«The Infrared Universe». Space World, 2, 1984, pàg. 4–7. Bibcode: 1984SpWd....2....4D.
Harper, Graham M.; Carpenter, Kenneth G.; Ryde, Nils; Smith, Nathan; Brown, Joanna; Brown, Alexander; Hinkle, Kenneth H.; Stempels, Eric; 5 «UV, IR, and mm Studies of CO Surrounding the Red Supergiant α Orionis (M2 Iab)». AIP Conference Proceedings, 1094, 2009, pàg. 868–71. Bibcode: 2009AIPC.1094..868H. DOI: 10.1063/1.3099254.
«3D Simulations of Betelgeuse's Bow Shock». Astronomy & Astrophysics, 541, id.A1, 2012, pàg. A1. arXiv: 1109.1555v2. Bibcode: 2012A&A...541A...1M. DOI: 10.1051/0004-6361/201118002.
«A Parsec-Size Bow Shock around Betelgeuse». Astronomical Journal, 114, 1997, pàg. 837–40. Bibcode: 1997AJ....114..837N. DOI: 10.1086/118517 [Consulta: 25 juny 2012]. «Noriega in 1997 estimated the size to be 0.8 parsecs, having assumed the earlier distance estimate of 400 ly. With a current distance estimate of 643 ly, the bow shock would measure ~1.28 parsecs or over 4 ly»
MacKey, Jonathan; Mohamed, Shazrene; Neilson, Hilding R.; Langer, Norbert; Meyer, Dominique M.-A. «Double Bow Shocks Around Young, Runaway Red Supergiants: Application to Betelgeuse». The Astrophysical Journal, 751, 1, 2012, pàg. L10. arXiv: 1204.3925. Bibcode: 2012ApJ...751L..10M. DOI: 10.1088/2041-8205/751/1/L10.
; Haemmerlé, L.; Ekström, S.; Georgy, C.; Groh, J.; Maeder, A. «The past and future evolution of a star like Betelgeuse». Betelgeuse Workshop 2012. Edited by P. Kervella, 60, 2013, pàg. 17–28. arXiv: 1303.1339. Bibcode: 2013EAS....60...17M. DOI: 10.1051/eas/1360002.
Groh, Jose H.; Meynet, Georges; Georgy, Cyril; Ekstrom, Sylvia «Fundamental properties of core-collapse Supernova and GRB progenitors: Predicting the look of massive stars before death». Astronomy & Astrophysics, 558, 2013, pàg. A131. arXiv: 1308.4681. Bibcode: 2013A&A...558A.131G. DOI: 10.1051/0004-6361/201321906.
Kunitzsch, Paul «The Star Catalogue Commonly Appended to the Alfonsine Tables». Journal for the History of Astronomy, 17, 49, 1986, pàg. 89–98. Bibcode: 1986JHA....17...89K. DOI: 10.1177/002182868601700202.
Cenev, Gjore «Macedonian Folk Constellations». Publications of the Astronomical Observatory of Belgrade, 85, 2008, pàg. 97–109. Bibcode: 2008POBeo..85...97C.

articles.adsabs.harvard.edu

Labeyrie, A. «Attainment of Diffraction Limited Resolution in Large Telescopes by Fourier Analysing Speckle Patterns in Star Images». Astronomy and Astrophysics, 6, maig 1970, pàg. 85. Bibcode: 1970A&A.....6...85L [Consulta: 12 octubre 2012].
«Spatial Heterodyne Interferometry of VY Canis Majoris, Alpha Orionis, Alpha Scorpii, and R Leonis at 11 Microns». Astrophysical Journal Letters, 217, 1977, pàg. L97–L100. Bibcode: 1977ApJ...217L..97S. DOI: 10.1086/182547.
«Observations of the circumstellar gas shells around Betelgeuse and Antares». Astrophysical Journal, 201, novembre 1975, pàg. L153–L156. Bibcode: 1975ApJ...201L.153B. DOI: 10.1086/181964.
«Circumstellar dust shell models for Alpha Orionis». Astrophysical Journal, 195, febrer 1975, pàg. 689-693. Bibcode: 1975ApJ...195..689D. DOI: 10.1086/153369.
«The circumstellar shell of alpha Orionis from a study of the Fe II emission lines». Astrophysical Journal, 198, 1, juny 1975, pàg. 369–371, 373–378. Bibcode: 1975ApJ...198..369B. DOI: 10.1086/153612.
Buscher, D. F.; Baldwin, J. E.; Warner, P. J.; Haniff, C. A. «Detection of a bright feature on the surface of Betelgeuse». Monthly Notices of the Royal Astronomical Society, 245, 1990, pàg. 7. Bibcode: 1990MNRAS.245P...7B.
«A Parsec-Size Bow Shock around Betelgeuse». Astronomical Journal, 114, 1997, pàg. 837–40. Bibcode: 1997AJ....114..837N. DOI: 10.1086/118517 [Consulta: 25 juny 2012]. «Noriega in 1997 estimated the size to be 0.8 parsecs, having assumed the earlier distance estimate of 400 ly. With a current distance estimate of 643 ly, the bow shock would measure ~1.28 parsecs or over 4 ly»

ianridpath.com

Ridpath, Ian. «Orion: Chinese associations». Star Tales. [Consulta: 24 juny 2012].

iau.org

«IAU Working Group on Star Names (WGSN)». [Consulta: 22 maig 2016].

illinois.edu

stars.astro.illinois.edu

Kaler, James B. «Betelgeuse (Alpha Orionis)». Stars website. University of Illinois. [Consulta: 19 juliol 2009].

independent.ie

Tallant, Nicolla «Survivor recalls the night an apocalypse came to Whiddy». Independent Digital. Independent News & Media PLC, 15-07-2007 [Consulta: 10 juny 2011].

iop.org

iopscience.iop.org

«First Image of the Surface of a Star with the Hubble Space Telescope» (PDF). Astrophysical Journal Letters, 463, 1, maig 1996, pàg. L29. Bibcode: 1996ApJ...463L..29G. DOI: 10.1086/310043 [Consulta: 1r agost 2010]. «The yellow/red "image" or "photo" of Betelgeuse commonly seen is not a picture of the red supergiant, but a mathematically generated image based on the photograph. The photograph was of much lower resolution: The entire Betelgeuse image fit within a 10x10 pixel area on the Hubble Space Telescopes Faint Object Camera. The images were oversampled by a factor of 5 with bicubic spline interpolation, then deconvolved.»
«Spatially Resolved Hubble Space Telescope Spectra of the Chromosphere of α Orionis». The Astronomical Journal, 116, 5, 1998, pàg. 2501–12. Bibcode: 1998AJ....116.2501U. DOI: 10.1086/300596 [Consulta: 20 juny 2007].
Weiner, J.; Danchi, W. C.; Hale, D. D. S.; McMahon, J.; Townes, C. H.; Monnier, J. D.; Tuthill, P. G. «Precision Measurements of the Diameters of α Orionis and ο Ceti at 11 Microns». The Astrophysical Journal, 544, 2, desembre 2000, pàg. 1097–1100. Bibcode: 2000ApJ...544.1097W. DOI: 10.1086/317264 [Consulta: 23 juny 2007].
«A Systematic Change with Time in the Size of Betelgeuse». The Astrophysical Journal Letters, 697, 2, 2009, pàg. L127–28. Bibcode: 2009ApJ...697L.127T. DOI: 10.1088/0004-637X/697/2/L127.
«A New VLA-Hipparcos Distance to Betelgeuse and its Implications» (PDF). The Astronomical Journal, 135, 4, abril 2008, pàg. 1430-40. Bibcode: 2008AJ....135.1430H. DOI: 10.1088/0004-6256/135/4/1430 [Consulta: 10 juliol 2010].
Tsuji, T. «Water on the Early M Supergiant Stars α Orionis and μ Cephei». The Astrophysical Journal, 538, 2, 2000, pàg. 801–07. Bibcode: 2000ApJ...538..801T. DOI: 10.1086/309185.

jstor.org

Henry, Teuira «Tahitian Astronomy: Birth of Heavenly Bodies». The Journal of the Polynesian Society, 16, 2, 1907, pàg. 101–04. JSTOR: 20700813.

ku.dk

astro.ku.dk

Dorch, S. B. F. «Magnetic Activity in Late-type Giant Stars: Numerical MHD Simulations of Non-linear Dynamo Action in Betelgeuse». Astronomy & Astrophysics, 423, 3, 2004, pàg. 1101–07. arXiv: astro-ph/0403321. Bibcode: 2004A&A...423.1101D. DOI: 10.1051/0004-6361:20040435.

kuleuven.be

lirias.kuleuven.be

; Brown, A.; Guinan, E. F.; O'Gorman, E.; Richards, A. M. S.; Kervella, P.; Decin, L. «An Updated 2017 Astrometric Solution for Betelgeuse». The Astronomical Journal, 154, 1, 2017, pàg. 11. arXiv: 1706.06020. Bibcode: 2017AJ....154...11H. DOI: 10.3847/1538-3881/aa6ff9.

merriam-webster.com

«Merriam-Webster Dictionary: Betelgeuse». [Consulta: 23 abril 2018].

narit.or.th

Leaman, T.; Hamacher, D.W. «Aboriginal Astronomical traditions from Ooldea, South Australia, Part 1: Nyeeruna and the Orion Story.». Journal of Astronomical History and Heritage, 17, 2, 2014, pàg. 180–194.. Arxivat de l'original el 2018-08-20. arXiv: 1403.7849. Bibcode: 2014JAHH...17..180L [Consulta: 15 novembre 2018]. Arxivat 2018-08-20 a Wayback Machine.

nasa.gov

jpl.nasa.gov

«Top Five Breakthroughs From Hubble's Workhorse Camera». NASA Jet Propulsion Laboratory, California Institute of Technology, 04-05-2009. Arxivat de l'original el 7 de maig 2009. [Consulta: 28 agost 2007].

apod.nasa.gov

«The Spotty Surface of Betelgeuse». Astronomy Picture of the Day, NASA, 06-01-2010. [Consulta: 18 juliol 2010].

news.com.au

Connelly, Claire «Tatooine's twin suns – coming to a planet near you just as soon as Betelgeuse explodes». News.com.au, 19-01-2011 [Consulta: 14 setembre 2012]. Arxivat 22 de setembre 2012 a Wayback Machine. «Còpia arxivada». Arxivat de l'original el 2012-09-22. [Consulta: 15 novembre 2018].

newscientist.com

Courtland, Rachel. «Betelgeuse: The incredible Shrinking Star?». New Scientist. Reed Business Information Ltd., 2009. [Consulta: 25 setembre 2010].

nmns.edu.tw

aeea.nmns.edu.tw

«天文教育資訊網 2006 年 5 月 25 日». AEEA (Activities of Exhibition and Education in Astronomy), 25-05-2006. Arxivat de l'original el 16 de juliol 2011. [Consulta: 15 novembre 2018].

nova.org

SolStation. «Betelgeuse; Release No.: 04-03». Sol Company. Arxivat de l'original el 20 de desembre 2016. [Consulta: 20 juliol 2010].

nrao.edu

Dave Finley. «VLA Shows "Boiling" in Atmosphere of Betelgeuse». National Radio Astronomy Observatory, 08-04-1998. [Consulta: 7 setembre 2010].

renshaworks.com

; Saori Ihara«Yowatashi Boshi; Stars that Pass in the Night» p. 2–17. Griffith Observer, octubre 1999. [Consulta: 25 juny 2012].

rochester.edu

pas.rochester.edu

«Bulletin of the IAU Working Group on Star Names, No. 1». [Consulta: 28 juliol 2016].
«IAU Catalog of Star Names». IAU Division C Working Group on Star Names (WGSN). [Consulta: 28 juliol 2016].

sciencenews.org

Cowen, Ron. «Betelgeuse Shrinks: The Red Supergiant has Lost 15 Percent of its Size», 10-06-2009. Arxivat de l'original el 29 de juny 2011. [Consulta: 15 novembre 2018]. «The shrinkage corresponds to the star contracting by a distance equal to that between Venus and the Sun, researchers reported June 9 at an American Astronomical Society meeting and in the June 1 Astrophysical Journal Letters.»

sonoma.edu

phys-astro.sonoma.edu

Tenn, Joseph S. «The Bruce Medalists». Martin Schwarzschild 1965. Astronomical Society of the Pacific (ASP), juny 2009. [Consulta: 28 setembre 2010].

space.com

Kanipe, Jeff. «SpaceWatch – A Star by Any Other Name», 30-06-2005. Arxivat de l'original el 22 maig 2009. [Consulta: 23 octubre 2009].

u-strasbg.fr

vizier.u-strasbg.fr

«CCDM (Catalog of Components of Double & Multiple stars (Dommanget+ 2002)». VizieR. Centre de Données astronomiques de Strasbourg. [Consulta: 22 agost 2010].
«Hipparcos Input Catalogue, Version 2 (Turon+ 1993)». VizieR. Centre de Données astronomiques de Strasbourg, 1993. [Consulta: 20 juny 2010].
«Bright Star Catalogue, 5th Revised Ed. (Hoffleit+, 1991)». VizieR. Centre de Données astronomiques de Strasbourg. [Consulta: 7 setembre 2012].

uchicago.edu

penelope.uchicago.edu

Allen, Richard Hinckley. Star Names: Their Lore and Meaning. rep.. Nova York, NY: Dover Publications Inc., 1963, p. 310–12. ISBN 978-0-486-21079-7.

unam.mx

astroscu.unam.mx

Hernandez Utrera, O.; Chelli, A «Accurate Diameter Measurement of Betelgeuse Using the VLTI/AMBER Instrument». Revista Mexicana de Astronomía y Astrofísica (Serie de Conferencias), 37, 2009, pàg. 179–80. Bibcode: 2009RMxAC..37..179H.

utoronto.ca

astro.utoronto.ca

Garrison, R. F. «Anchor Points for the MK System of Spectral Classification». Bulletin of the American Astronomical Society, 25, 1993, pàg. 1319. Arxivat de l'original el 25 de juny 2019. Bibcode: 1993AAS...183.1710G [Consulta: 4 febrer 2012]. Arxivat 25 de juny 2019 a Wayback Machine.

vlti.org

Wittkowski, M. «MIDI and AMBER from the User's Point of View». New Astronomy Reviews, 51, 8–9, 23-02-2007, pàg. 639-649. Arxivat de l'original el 28 juliol 2011. Bibcode: 2007NewAR..51..639W. DOI: 10.1016/j.newar.2007.04.005 [Consulta: 29 agost 2007]. Arxivat 28 de juliol 2011 a Wayback Machine.

web.archive.org

Leaman, T.; Hamacher, D.W. «Aboriginal Astronomical traditions from Ooldea, South Australia, Part 1: Nyeeruna and the Orion Story.». Journal of Astronomical History and Heritage, 17, 2, 2014, pàg. 180–194.. Arxivat de l'original el 2018-08-20. arXiv: 1403.7849. Bibcode: 2014JAHH...17..180L [Consulta: 15 novembre 2018]. Arxivat 2018-08-20 a Wayback Machine.
Young, John. «Surface Imaging of Betelgeuse with COAST and the WHT». University of Cambridge, 24-11-2006. Arxivat de l'original el 14 juny 2007. [Consulta: 21 juny 2007]. «Images of hotspots on the surface of Betelgeuse taken at visible and infra-red wavelengths using high resolution ground-based interferometers»
«Top Five Breakthroughs From Hubble's Workhorse Camera». NASA Jet Propulsion Laboratory, California Institute of Technology, 04-05-2009. Arxivat de l'original el 7 de maig 2009. [Consulta: 28 agost 2007].
Wittkowski, M. «MIDI and AMBER from the User's Point of View». New Astronomy Reviews, 51, 8–9, 23-02-2007, pàg. 639-649. Arxivat de l'original el 28 juliol 2011. Bibcode: 2007NewAR..51..639W. DOI: 10.1016/j.newar.2007.04.005 [Consulta: 29 agost 2007]. Arxivat 28 de juliol 2011 a Wayback Machine.
Cowen, Ron. «Betelgeuse Shrinks: The Red Supergiant has Lost 15 Percent of its Size», 10-06-2009. Arxivat de l'original el 29 de juny 2011. [Consulta: 15 novembre 2018]. «The shrinkage corresponds to the star contracting by a distance equal to that between Venus and the Sun, researchers reported June 9 at an American Astronomical Society meeting and in the June 1 Astrophysical Journal Letters.»
Garrison, R. F. «Anchor Points for the MK System of Spectral Classification». Bulletin of the American Astronomical Society, 25, 1993, pàg. 1319. Arxivat de l'original el 25 de juny 2019. Bibcode: 1993AAS...183.1710G [Consulta: 4 febrer 2012]. Arxivat 25 de juny 2019 a Wayback Machine.
SolStation. «Betelgeuse; Release No.: 04-03». Sol Company. Arxivat de l'original el 20 de desembre 2016. [Consulta: 20 juliol 2010].
«Akari Infrared Space Telescope: Latest Science Highlights». European Space Agency, 19-11-2008. Arxivat de l'original el 2011-02-17. [Consulta: 25 juny 2012].
Connelly, Claire «Tatooine's twin suns – coming to a planet near you just as soon as Betelgeuse explodes». News.com.au, 19-01-2011 [Consulta: 14 setembre 2012]. Arxivat 22 de setembre 2012 a Wayback Machine. «Còpia arxivada». Arxivat de l'original el 2012-09-22. [Consulta: 15 novembre 2018].
Plait, Phil. «Is Betelgeuse about to blow?». Bad Astronomy. Discovery, 01-06-2010. Arxivat de l'original el 21 d’abril 2011. [Consulta: 14 setembre 2012].
O'Neill, Ian «Don't panic! Betelgeuse won't explode in 2012!». Discovery space news, 20-01-2011 [Consulta: 14 setembre 2012]. Arxivat 23 de gener 2011 a Wayback Machine. «Còpia arxivada». Arxivat de l'original el 2011-01-23. [Consulta: 15 novembre 2018].
Plait, Phil. «Betelgeuse and 2012». Bad Astronomy. Discovery, 21-01-2011. Arxivat de l'original el 3 de novembre 2012. [Consulta: 14 setembre 2012].
Kanipe, Jeff. «SpaceWatch – A Star by Any Other Name», 30-06-2005. Arxivat de l'original el 22 maig 2009. [Consulta: 23 octubre 2009].
«天文教育資訊網 2006 年 5 月 25 日». AEEA (Activities of Exhibition and Education in Astronomy), 25-05-2006. Arxivat de l'original el 16 de juliol 2011. [Consulta: 15 novembre 2018].

wikidata.org

«The Perkins catalog of revised MK types for the cooler stars» (en anglès). The Astrophysical Journal Supplement Series, octubre 1989, pàg. 245–266. DOI: 10.1086/191373.
Afirmat a: The HYG Database.
Afirmat a: Children's Online Privacy Protection Act.
«Stellar atmospheric parameters for 754 spectra from the X-shooter Spectral Library». Astronomy and Astrophysics, juliol 2019. DOI: 10.1051/0004-6361/201834273.
Floor van Leeuwen «Validation of the new Hipparcos reduction» (en anglès). Astronomy and Astrophysics, 2, 2007, pàg. 653–664. DOI: 10.1051/0004-6361:20078357.
Benoit Famaey «Local kinematics of K and M giants from CORAVEL/Hipparcos/Tycho-2 data» (en anglès). Astronomy and Astrophysics, 1, gener 2005, pàg. 165–186. DOI: 10.1051/0004-6361:20041272.

wiley.com

onlinelibrary.wiley.com

Hamacher, D.W. «Observations of red–giant variable stars by Aboriginal Australians». The Australian Journal of Anthropology, 29, 2018, pàg. 89–107. arXiv: 1709.04634. Bibcode: 2018AuJAn..29...89H. DOI: 10.1111/taja.12257.