Event between (15788) 93SB and star GA1140:01480138 with event index number of 1700015
Geocentric closest approach at 2026/11/16 18:48:40 UTC
J2000 position of star is 05:46:28.1 +25:24:08
Equinox of date position of star is 05:47:53.3 +25:24:34
Stellar brightness G=11.2,
use SENSEUP=8 with the MallinCam and and exposure
time of 125 milli-seconds with the QHY174 camera.
Star is 130 degrees from the moon.
Moon is 43% illuminated.
Apparent brightness V=22.4
Object is 26.9 AU from the Sun
and 26.1 AU from the Earth.
Apparent velocity is 18.9
km/sec on the sky relative to the star, or,
3.6 arcsec/hr.
The 1-sigma error in the time of the event is 438 seconds.
The 1-sigma cross-track error in the shadow position is
980 km.
The object has an absolute magnitude Hv=8.0
Diameter=154.9 km assuming a 5% albedo -- 8.1 sec chord
Diameter=63.2 km assuming a 30% albedo -- 3.3 sec chord
Dynamical classification is 3:2E
Star training set for 15788, (2026/11/16 18:41UT) Object RA Dec mag sep mel Betelgeuse 05:56:37.7 +07:24:35 0.4 18.11 130 Alnath 05:27:59.6 +28:37:40 1.6 5.52 126 132 Tau 05:50:40.0 +24:34:26 4.9 1.02 131 PPM 094875 05:49:14.5 +25:34:34 8.0 0.30 131 PPM 094797 05:46:57.0 +25:31:28 10.3 0.29 130 15788 05:48:07.8 +25:24:38 11.2 131 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, (2026/11/16 18:41UT) Object RA Dec mag sep mel Betelgeuse 05:55:10.3 +07:24:26 0.4 18.11 130 Alnath 05:26:17.6 +28:36:23 1.6 5.52 126 132 Tau 05:49:00.9 +24:34:02 4.9 1.02 131 PPM 094875 05:47:34.7 +25:34:07 8.0 0.30 131 PPM 094797 05:45:17.2 +25:30:55 10.3 0.29 130 15788 05:46:28.1 +25:24:08 11.2 130 Positions are for J2000
Event circumstances last updated at 2022/12/25 03:53:48 UT
Marc W. Buie, Southwest Research Institute