地球轨道 (Chinese Wikipedia)

Analysis of information sources in references of the Wikipedia article "地球轨道" in Chinese language version.

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archive.org

books.google.com

greenwichmeantime.com

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harvard.edu

ui.adsabs.harvard.edu

  • Simon, J.L.; Bretagnon, P.; Chapront, J.; Chapront-Touzé, M.; Francou, G.; Laskar, J. Numerical expressions for precession formulae and mean elements for the Moon and planets. Astronomy and Astrophysics. February 1994, 282 (2): 663–683. Bibcode:1994A&A...282..663S. 
  • The figure appears in multiple references, and is derived from the VSOP87 elements from section 5.8.3, p. 675 of the following: Simon, J. L.; Bretagnon, P.; Chapront, J.; Chapront-Touzé, M.; Francou, G.; Laskar, J. Numerical expressions for precession formulae and mean elements for the Moon and planets. Astronomy and Astrophysics. February 1994, 282 (2): 663–683. Bibcode:1994A&A...282..663S. 

iac.es

itacanet.org

nasa.gov

solarsystem.nasa.gov

nssdc.gsfc.nasa.gov

spaceplace.nasa.gov

news.com.au

usatoday.com

web.archive.org