Event between (576162) 12GT41 and star GA0860:08159412 with event index number of 2521640
Geocentric closest approach at 2024/08/28 00:46:57 UTC
J2000 position of star is 18:36:58.0 -03:25:28
Equinox of date position of star is 18:38:09.9 -03:24:13
Stellar brightness G=16.9,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 152 degrees from the moon.
Moon is 33% illuminated.
TNO apparent brightness V=22.1
TNO is 17.4 AU from the Sun
and 16.8 AU from the Earth.
The TNO is moving 14.5
km/sec on the sky relative to the star, or,
4.3 arcsec/hr.
The 1-sigma error in the time of the event is 78 seconds.
The 1-sigma cross-track error in the shadow position is
1292 km.
The TNO has an absolute magnitude Hv=9.5
Diameter=73.8 km assuming a 5% albedo -- 5.1 sec chord
Diameter=30.1 km assuming a 30% albedo -- 2.1 sec chord
Dynamical classification is CENTAURR
Star training set for 576162, (2024/08/28 00:47UT) Object RA Dec mag sep mel Antares 16:30:55.4 -26:29:04 0.9 38.23 164 60Bet Oph 17:44:41.5 +04:33:31 2.8 15.57 147 60 Ser 18:30:58.0 -01:58:03 5.4 2.32 151 PPM 201976 18:39:41.4 -03:10:13 6.9 0.43 151 PPM 201907 18:37:29.8 -03:22:40 9.7 0.19 152 576162 18:38:15.7 -03:24:07 16.9 151 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 576162, (2024/08/28 00:47UT) Object RA Dec mag sep mel Antares 16:29:24.4 -26:25:56 0.9 38.23 164 60Bet Oph 17:43:28.3 +04:34:06 2.8 15.57 147 60 Ser 18:29:41.0 -01:59:08 5.4 2.32 151 PPM 201976 18:38:23.8 -03:11:37 6.9 0.43 151 PPM 201907 18:36:12.1 -03:24:00 9.7 0.19 152 576162 18:36:58.0 -03:25:28 16.9 152 Positions are for J2000
Event circumstances last updated at 2022/10/22 04:05:20 UT
Marc W. Buie, Southwest Research Institute