YR/MON/DAY/HOUR JD RA(1950), DEC(1950), DELTA DELTADOT R RDOT THETA BETA MOON PSANG PSAMV (UT) (MIN/HOUR) (ARCMIN/HOUR) ------------------------------------------------------------------------------------------------------------------------------ 1985 9 10 0.0 2446318.50 6 11.506( 0.011) 19 29.98( 0.04) 2.7052 -53.1669 2.6146 -21.8916 74.1 21.7 15.1 270.0 142.1 1985 9 11 0.0 2446319.50 6 11.751( 0.010) 19 31.06( 0.05) 2.6744 -53.3691 2.6019 -21.9336 75.0 21.9 26.9 270.1 142.7 ------------------------------------------------------------------------------------------------------------------------------ |----------------------------------------------------------------------------------------------------------------| | NOTE: Above ephemerides represent fully-perturbed, light-time-corrected solutions to data spanning 1835-1989 | | (cf. the EPHEM.TXT file by D. Yeomans in the DOCUMENT directory). Ephemerides for HOUR=0.0 UT are directly | | from Yeomans; values within a UT day have been generated using a 7-point interpolation scheme and Yeomans' | | daily (0h UT) values. The first and last lines in the table span the time interval between the beginning of | | this data directory and the beginning of the next one. | |----------------------------------------------------------------------------------------------------------------| DEFINITIONS OF LESS OBVIOUS FIELDS IN THE EPHEMERIS TABLE: THETA = Sun-Earth-Comet angle (degrees) BETA = Sun-Comet-Earth angle (degrees) MOON = Angular separation of comet and moon (degrees) PSANG = Position angle of prolonged radius vector (degrees, measured from north through east) PSAMV = Position angle of minus orbital velocity vector (degrees, measured from north through east) ---------------------------------------------------------------------------------------------------------------