SOLRAD 7A (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "SOLRAD 7A" in English language version.

refsWebsite

Global rank English rank

3nasa.gov

75^th place

83^rd place

2web.archive.org

1^st place

2harvard.edu

18^th place

17^th place

1books.google.com

3^rd place

1navy.mil

237^th place

170^th place

1fas.org

505^th place

410^th place

1theblackvault.com

low place

1planet4589.org

8,665^th place

6,411^th place

1thespacereview.com

9,535^th place

6,953^rd place

1worldcat.org

5^th place

1doi.org

2^nd place

1loc.gov

70^th place

63^rd place

1satflare.com

low place

books.google.com

American Astronautical Society (August 23, 2010). Space Exploration and Humanity: A Historical Encyclopedia [2 volumes]: A Historical Encyclopedia. Santa Barbara, Calif: ABC-CLIO. pp. 300–303. ISBN 978-1-85109-519-3.

doi.org

Kahler, S. W.; Kreplin, R. W. (1991). "The NRL Solrad X-ray Detectors: a Summary of the Observations and a Comparison with the SMS/GOES Detectors". Solar Physics. 133 (2): 378. Bibcode:1991SoPh..133..371K. doi:10.1007/BF00149895.

fas.org

"Review and Redaction Guide" (PDF). National Reconnaissance Office. 2008. Archived (PDF) from the original on April 23, 2016. Retrieved January 24, 2019.

harvard.edu

adsabs.harvard.edu

"The 44-60 Å Flux During the Ascending Period of the Solar Cycle No. 20 (1964-67)". Solar Physics. pp. 546–550. Retrieved March 5, 2019.

ui.adsabs.harvard.edu

Kahler, S. W.; Kreplin, R. W. (1991). "The NRL Solrad X-ray Detectors: a Summary of the Observations and a Comparison with the SMS/GOES Detectors". Solar Physics. 133 (2): 378. Bibcode:1991SoPh..133..371K. doi:10.1007/BF00149895.

loc.gov

id.loc.gov

"Encyc. Britannica online, Mar. 2, 2005 (citation by LOC)". Retrieved January 6, 2020.

nasa.gov

history.nasa.gov

"Astronautics and Aeronautics, 1964" (PDF). Chronology on Science, Technology, and Policy. Washington, D.C.: NASA. 1965. SP-4005. Retrieved December 30, 2018.
"Aeronautics and Astronautics, 1965" (PDF). Chronology on Science, Technology, and Policy. Washington, D.C.: NASA. 1966. p. 10. SP-4006. Retrieved January 2, 2019.

nssdc.gsfc.nasa.gov

"SOLRAD 7A". NASA Space Science Data Coordinated Archive. Retrieved January 2, 2019.

navy.mil

nrl.navy.mil

Parry, Daniel (October 2, 2011). "NRL Center for Space Technology Reaches Century Mark in Orbiting Spacecraft Launches". U.S. Naval Research Laboratory. Archived from the original on January 7, 2019. Retrieved January 12, 2019.

planet4589.org

McDowell, Jonathan. "Launch Log". Retrieved December 30, 2018.

satflare.com

"SOLRAD 7A - NORAD 730 - 3D Online Satellite Tracking". Retrieved January 2, 2019.

theblackvault.com

"History of the Poppy Satellite System" (PDF). National Reconnaissance Office. August 14, 2006. Retrieved February 28, 2010.

thespacereview.com

Day, Dwayne A. "A flower in the polar sky: the POPPY signals intelligence satellite and ocean surveillance". Retrieved February 17, 2019.

web.archive.org

Parry, Daniel (October 2, 2011). "NRL Center for Space Technology Reaches Century Mark in Orbiting Spacecraft Launches". U.S. Naval Research Laboratory. Archived from the original on January 7, 2019. Retrieved January 12, 2019.
"Review and Redaction Guide" (PDF). National Reconnaissance Office. 2008. Archived (PDF) from the original on April 23, 2016. Retrieved January 24, 2019.

worldcat.org

search.worldcat.org

Significant Achievements in Solar Physics 1958–1964. Washington D.C.: NASA. 1966. OCLC 860060668.