Event between (15788) 93SB and star GA1140:01033825 with event index number of 1387741
Geocentric closest approach at 2025/01/19 21:33:56 UTC
J2000 position of star is 05:11:23.5 +24:57:46
Equinox of date position of star is 05:12:48.2 +24:59:22
Stellar brightness G=13.4,
use SENSEUP=32 with the MallinCam and and exposure
time of 500 milli-seconds with the QHY174 camera.
Star is 110 degrees from the moon.
Moon is 68% illuminated.
Apparent brightness V=22.3
Object is 26.8 AU from the Sun
and 26.0 AU from the Earth.
Apparent velocity is 16.4
km/sec on the sky relative to the star, or,
3.1 arcsec/hr.
The 1-sigma error in the time of the event is 283 seconds.
The 1-sigma cross-track error in the shadow position is
1370 km.
The object has an absolute magnitude Hv=7.9
Diameter=154.9 km assuming a 5% albedo -- 9.4 sec chord
Diameter=63.2 km assuming a 30% albedo -- 3.9 sec chord
Dynamical classification is 3:2E
Star training set for 15788, (2025/01/19 21:29UT) Object RA Dec mag sep mel Aldebaran 04:37:21.7 +16:33:28 0.8 11.83 119 Alnath 05:27:52.7 +28:37:35 1.6 4.93 106 103 Tau 05:09:38.4 +24:17:45 5.3 1.02 111 PPM 094178 05:14:35.3 +24:25:29 8.4 0.68 110 PPM 094145 05:12:22.0 +24:53:56 10.0 0.16 110 15788 05:12:55.8 +24:59:30 13.4 110 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 15788, (2025/01/19 21:29UT) Object RA Dec mag sep mel Aldebaran 04:35:55.3 +16:30:29 0.8 11.83 119 Alnath 05:26:17.6 +28:36:23 1.6 4.93 106 103 Tau 05:08:06.6 +24:15:54 5.3 1.02 111 PPM 094178 05:13:03.4 +24:23:49 8.4 0.68 110 PPM 094145 05:10:49.8 +24:52:11 10.0 0.16 110 15788 05:11:23.5 +24:57:46 13.4 110 Positions are for J2000
Event circumstances last updated at 2022/12/24 04:10:47 UT
Marc W. Buie, Southwest Research Institute