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Equator and Equinox Solutions from Meridian Circle Observations of the Sun, Mercury and Venus at the Cape of Good Hope and the U. S. Naval Observatory from 1907 to 1971

Published online by Cambridge University Press:  07 August 2017

Zhen-Guo Yao  and
Clayton Smith
Zhen-Guo Yao
Affiliation:
U.S. Naval Observatory Washington, DC 20392-5420
Clayton Smith
Affiliation:
U.S. Naval Observatory Washington, DC 20392-5420

Extract

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A total of 53,259 observations(26,793 in declination and 26,466 in right ascension) of the Sun, Mercury and Venus made with the Washington, six-inch and nine-inch transit circles from 1911 to 1971 and the Cape of Good Hope reversible transit circle from 1907 to 1959 are used to obtain equator and equinox solutions.

Type
Celestial Reference Frame
Information
Symposium - International Astronomical Union , Volume 156: Developments in Astrometry and their Impacts on Astrophysics , 1993 , pp. 403
Copyright
Copyright © Kluwer 

References

Cole, C and Yao, Z.G. (1989), Bulletin of the American astronomical Society, 21, 4, p 1105.Google Scholar
Fricke, W. (1982) Astron. Astrophys. 107, L13.Google Scholar