Event between (444025) 04HJ79 and star GA0700:05717973 with event index number of 2654299
Geocentric closest approach at 2025/03/15 17:28:35 UTC
J2000 position of star is 15:18:36.6 -18:38:06
Equinox of date position of star is 15:20:00.2 -18:43:23
Stellar brightness G=14.4,
use SENSEUP=64 with the MallinCam and and exposure
time of 1 seconds with the QHY174 camera.
Star is 41 degrees from the moon.
Moon is 98% illuminated.
Apparent brightness V=23.7
Object is 44.1 AU from the Sun
and 43.6 AU from the Earth.
Apparent velocity is 11.4
km/sec on the sky relative to the star, or,
1.3 arcsec/hr.
The 1-sigma error in the time of the event is 1120 seconds.
The 1-sigma cross-track error in the shadow position is
5190 km.
The object has an absolute magnitude Hv=7.2
Diameter=251.2 km assuming a 5% albedo -- 19.4 sec chord
Diameter=102.6 km assuming a 30% albedo -- 7.9 sec chord
Dynamical classification is CLASSICAL
Star training set for 444025, (2025/03/15 17:29UT) Object RA Dec mag sep mel Antares 16:30:57.4 -26:29:09 0.9 18.09 59 27Bet Lib 15:18:22.0 -09:28:28 2.6 9.26 39 28 Lib 15:22:19.7 -18:14:54 6.4 0.72 41 PPM 229994 15:17:45.8 -18:43:15 8.3 0.54 40 PPM 230047 15:20:06.5 -18:43:09 9.9 0.02 41 444025 15:20:02.8 -18:43:32 14.4 41 Positions are for equinox of date
Azimuth is measured in degrees eastward from north. North is at an azimuth of 0, due East is at an azimuth of 90 degrees, due South is 180, and due West is 270.
Do not use the listing below for the RECON CPC 1100 telescopes. This is provided for other non-team facilities.
Star training set for 444025, (2025/03/15 17:29UT) Object RA Dec mag sep mel Antares 16:29:24.4 -26:25:56 0.9 18.09 59 27Bet Lib 15:17:00.3 -09:22:59 2.6 9.26 39 28 Lib 15:20:53.7 -18:09:32 6.4 0.72 41 PPM 229994 15:16:19.7 -18:37:45 8.3 0.54 40 PPM 230047 15:18:40.3 -18:37:43 9.9 0.02 41 444025 15:18:36.6 -18:38:06 14.4 41 Positions are for J2000
Event circumstances last updated at 2024/06/13 03:43:47 UT
Marc W. Buie, Southwest Research Institute