Event between (523699) 14GH54 and star GA0580:07766967 with event index number of 2620962
Geocentric closest approach at 2025/03/03 17:17:07 UTC
J2000 position of star is 15:25:47.1 -30:43:08
Equinox of date position of star is 15:27:17.6 -30:48:12
Stellar brightness G=12.4,
use SENSEUP=16 with the MallinCam and and exposure
time of 250 milli-seconds with the QHY174 camera.
Star is 156 degrees from the moon.
Moon is 18% illuminated.
Apparent brightness V=22.1
Object is 37.2 AU from the Sun
and 36.9 AU from the Earth.
Apparent velocity is 8.6
km/sec on the sky relative to the star, or,
1.2 arcsec/hr.
The 1-sigma error in the time of the event is 232 seconds.
The 1-sigma cross-track error in the shadow position is
2073 km.
The object has an absolute magnitude Hv=6.2
Diameter=346.7 km assuming a 5% albedo -- 40.3 sec chord
Diameter=141.6 km assuming a 30% albedo -- 16.5 sec chord
Dynamical classification is SCATNEAR
Star training set for 523699, (2025/03/03 17:17UT) Object RA Dec mag sep mel Antares 16:30:57.3 -26:29:08 0.9 14.60 144 Eta Lup 16:01:47.9 -38:27:58 2.8 10.43 146 PPM 293691 15:20:14.3 -31:17:59 6.3 1.60 157 PPM 293864 15:28:00.7 -31:24:27 7.7 0.62 155 PPM 293855 15:27:42.5 -30:52:07 9.8 0.10 156 523699 15:27:20.2 -30:48:21 12.4 156 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 523699, (2025/03/03 17:17UT) Object RA Dec mag sep mel Antares 16:29:24.4 -26:25:56 0.9 14.60 144 Eta Lup 16:00:07.3 -38:23:48 2.8 10.43 146 PPM 293691 15:18:41.3 -31:12:33 6.3 1.60 157 PPM 293864 15:26:27.2 -31:19:15 7.7 0.62 155 PPM 293855 15:26:09.3 -30:46:55 9.8 0.10 156 523699 15:25:47.1 -30:43:08 12.4 156 Positions are for J2000
Event circumstances last updated at 2024/06/13 03:43:01 UT
Marc W. Buie, Southwest Research Institute