YR/MON/DAY/HOUR JD RA(1950), DEC(1950), DELTA DELTADOT R RDOT THETA BETA MOON PSANG PSAMV (UT) (MIN/HOUR) (ARCMIN/HOUR) ------------------------------------------------------------------------------------------------------------------------------ 1985 12 10 12.0 2446410.00 23 43.010(-0.283) 6 19.32(-1.66) 0.7426 28.1565 1.3384 -26.5367 100.7 46.3 122.3 67.9 75.1 1985 12 11 0.0 2446410.50 23 39.654(-0.275) 5 59.60(-1.62) 0.7508 28.7372 1.3308 -26.5560 99.3 46.9 114.0 67.7 75.0 ------------------------------------------------------------------------------------------------------------------------------ |----------------------------------------------------------------------------------------------------------------| | 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) ---------------------------------------------------------------------------------------------------------------