Appendix 1: Comparison with JPL's HORIZONS Ephemeris Generator

apparent geocentric ecliptical coordinates (of date)

Mercury
differences in longitude (arcsec)

differences in latitude (arcsec)

differences in distance (10-6 AU)

Venus
differences in longitude (arcsec)

differences in latitude (arcsec)

differences in distance (10-6 AU)

Mars
differences in longitude (arcsec)

differences in latitude (arcsec)

differences in distance (10-6 AU)

Jupiter
differences in longitude (arcsec)
uncorrected

corrected

differences in latitude (arcsec)

differences in distance (10-6 AU)

Saturn
differences in longitude (arcsec)

differences in latitude (arcsec)

differences in distance (10-6 AU)

Uranus
differences in longitude (arcsec)
uncorrected

corrected

differences in latitude (arcsec)

differences in distance (10-6 AU)

Neptune
differences in longitude (arcsec)
uncorrected

corrected

differences in latitude (arcsec)

differences in distance (10-6 AU)

Pluto
differences in longitude (arcsec)

differences in latitude (arcsec)

differences in distance (10-6 AU)

Moon
differences in longitude (arcsec)
uncorrected

corrected

differences in latitude (arcsec)

differences in distance (10-6 AU)

Sun
differences in longitude (arcsec)

differences in distance (10-6 AU)

 


Alcyone Ephemeris Documentation
(C) 2007 Alcyone Software