Event between (15788) 93SB and star GA1140:01917365 with event index number of 2741497
Geocentric closest approach at 2029/04/20 19:24:38 UTC
J2000 position of star is 06:04:48.0 +25:19:09
Equinox of date position of star is 06:06:13.2 +25:18:58
Stellar brightness G=14.9,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 18 degrees from the moon.
Moon is 39% illuminated.
Apparent brightness V=22.6
Object is 27.1 AU from the Sun
and 27.6 AU from the Earth.
Apparent velocity is 20.8
km/sec on the sky relative to the star, or,
3.7 arcsec/hr.
The 1-sigma error in the time of the event is 513 seconds.
The 1-sigma cross-track error in the shadow position is
1077 km.
The object has an absolute magnitude Hv=8.0
Diameter=154.9 km assuming a 5% albedo -- 7.4 sec chord
Diameter=63.2 km assuming a 30% albedo -- 3.0 sec chord
Dynamical classification is 3:2E
Star training set for 15788, (2029/04/20 19:33UT) Object RA Dec mag sep mel Betelgeuse 05:56:45.5 +07:24:36 0.4 18.06 25 Alnath 05:28:08.8 +28:37:47 1.6 9.18 27 139 Tau 05:59:48.8 +25:57:17 4.7 1.66 19 PPM 095328 06:06:00.8 +25:26:24 8.2 0.18 18 PPM 095342 06:06:30.8 +25:10:27 9.1 0.14 18 PPM 095349 06:06:49.6 +25:21:28 11.2 0.06 18 15788 06:06:36.6 +25:18:55 14.9 17 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, (2029/04/20 19:33UT) Object RA Dec mag sep mel Betelgeuse 05:55:10.3 +07:24:26 0.4 18.06 25 Alnath 05:26:17.6 +28:36:23 1.6 9.18 27 139 Tau 05:57:59.6 +25:57:14 4.7 1.66 19 PPM 095328 06:04:12.1 +25:26:37 8.2 0.18 18 PPM 095342 06:04:42.3 +25:10:42 9.1 0.14 18 PPM 095349 06:05:00.9 +25:21:44 11.2 0.06 18 15788 06:04:48.0 +25:19:09 14.9 18 Positions are for J2000
Event circumstances last updated at 2022/12/26 05:36:46 UT
Marc W. Buie, Southwest Research Institute