Betelgeuse (Danish Wikipedia)

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

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astronomy.com

June 9, 2009, astronomy.com: Red giant star Betelgeuse in the constellation Orion is mysteriously shrinking Citat: "...Last year, new measurements of the distance to Betelgeuse raised it from 430 light-years to 640, which increased the star's radius from about 3.7 to about 5.5 AU..."

berkeley.edu

9 June 2009, berkeley.edu: Red giant star Betelgeuse mysteriously shrinking

doi.org

Graham M. Harper, Alexander Brown, Edward F. Guinan. "A New VLA-Hipparcos Distance to Betelgeuse and its Implications". Astronomical Journal. 135, 2008: 1430-1440. doi:10.1088/0004-6256/135/4/1430. {{cite journal}}: |access-date= kræver at |url= også er angivet (hjælp)CS1-vedligeholdelse: Flere navne: authors list (link)
H. Uitenbroek, A. K. Dupree, R. L. Gilliland. "Spatially Resolved Hubble Space Telescope Spectra of the Chromosphere of α Orionis". Astronomical Journal. 116, 1998: 2501-2512. doi:10.1086/300596. Arkiveret fra originalen 31. maj 2020. Hentet 2009-06-12.{{cite journal}}: CS1-vedligeholdelse: Flere navne: authors list (link)
Gilliland og Dupree (1996) i tidsskriftet Astrophysical Journal Letters nr. 463, L2
Aurière m.fl. (2010) i tidsskriftet Astronomy & Astrophysics, nr. 516, L2
Mathias m.fl. (2018) i tidsskriftet Astronomy & Astrophysics, nr. 615, A116

foxnews.com

June 11, 2009, foxnews.com: Nearby Star May Be Getting Ready to Explode Citat: "...if so, the star, which is 600 light-years away, will already have exploded ? and we'll soon be in for a spectacular, and perfectly safe, interstellar fireworks show..."

ing.dk

16. jun 2009, ing.dk: Kæmpestjernen Betelgeuse tæt på gigantisk eksplosion (Webside ikke længere tilgængelig) Citat: "...er i løbet af de seneste 15 år krympet med 15 procent, til trods for at den er lige så lysstærk som altid...", University of California – Berkeley (2009, June 16). Betelgeuse, Red Supergiant In Constellation Orion, Has Shrunk By 15 Percent In 15 Years. ScienceDaily

iop.org

H. Uitenbroek, A. K. Dupree, R. L. Gilliland. "Spatially Resolved Hubble Space Telescope Spectra of the Chromosphere of α Orionis". Astronomical Journal. 116, 1998: 2501-2512. doi:10.1086/300596. Arkiveret fra originalen 31. maj 2020. Hentet 2009-06-12.{{cite journal}}: CS1-vedligeholdelse: Flere navne: authors list (link)

jumk.de

Jürgen Kummer. "Beteigeuze". Hentet 25. september 2008.

sciencedaily.com

16. jun 2009, ing.dk: Kæmpestjernen Betelgeuse tæt på gigantisk eksplosion (Webside ikke længere tilgængelig) Citat: "...er i løbet af de seneste 15 år krympet med 15 procent, til trods for at den er lige så lysstærk som altid...", University of California – Berkeley (2009, June 16). Betelgeuse, Red Supergiant In Constellation Orion, Has Shrunk By 15 Percent In 15 Years. ScienceDaily

u-strasbg.fr

simbad.u-strasbg.fr

(fransk)Centre de Données astronomiques de Strasbourg. "(engelsk) SIMBAD query result: V* alf Ori -- Semi-regular pulsating Star, Parallaxes=7.63 ± 1.64 mas". Hentet 11. marts 2008.{{cite web}}: CS1-vedligeholdelse: Flere navne: authors list (link)

web.archive.org

H. Uitenbroek, A. K. Dupree, R. L. Gilliland. "Spatially Resolved Hubble Space Telescope Spectra of the Chromosphere of α Orionis". Astronomical Journal. 116, 1998: 2501-2512. doi:10.1086/300596. Arkiveret fra originalen 31. maj 2020. Hentet 2009-06-12.{{cite journal}}: CS1-vedligeholdelse: Flere navne: authors list (link)