YR/MON/DAY/HOUR JD RA(1950), DEC(1950), DELTA DELTADOT R RDOT THETA BETA MOON PSANG PSAMV (UT) (MIN/HOUR) (ARCMIN/HOUR) ------------------------------------------------------------------------------------------------------------------------------ 1987 4 29 0.0 2446914.50 9 48.516(-0.012) -6 52.54( 0.22) 5.1630 41.3636 5.6301 15.2812 112.8 9.5 103.5 102.4 115.7 1987 4 30 0.0 2446915.50 9 48.227(-0.012) -6 47.23( 0.22) 5.1869 41.5750 5.6389 15.2684 111.8 9.5 91.8 102.8 115.5 1987 5 1 0.0 2446916.50 9 47.953(-0.011) -6 42.02( 0.22) 5.2110 41.7757 5.6477 15.2556 110.8 9.6 80.3 103.2 115.2 ------------------------------------------------------------------------------------------------------------------------------ |----------------------------------------------------------------------------------------------------------------| | 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) ---------------------------------------------------------------------------------------------------------------