Event between 05TV189 and star GA0900:01693625 with event index number of 1958232
Geocentric closest approach at 2024/05/01 15:46:45 UTC
J2000 position of star is 06:41:16.1 +01:10:58
Equinox of date position of star is 06:42:30.0 +01:09:31
Stellar brightness G=16.9,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 138 degrees from the moon.
Moon is 48% illuminated.
Apparent brightness V=23.0
Object is 33.0 AU from the Sun
and 33.5 AU from the Earth.
Apparent velocity is 20.7
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 381 seconds.
The 1-sigma cross-track error in the shadow position is
5647 km.
The object has an absolute magnitude Hv=7.6
Diameter=178.7 km assuming a 5% albedo -- 8.6 sec chord
Diameter=72.9 km assuming a 30% albedo -- 3.5 sec chord
Dynamical classification is 3:2E
Star training set for 05TV189, (2024/05/01 15:47UT) Object RA Dec mag sep mel Betelgeuse 05:56:29.4 +07:24:34 0.4 13.06 131 Alhena 06:39:07.0 +16:22:35 1.9 15.24 143 PPM 150940 06:39:53.9 +01:35:25 6.2 0.79 138 PPM 151057 06:42:41.2 +00:55:57 7.2 0.23 138 PPM 151046 06:42:24.2 +01:09:23 9.0 0.03 138 05TV189 06:42:31.5 +01:09:29 16.9 139 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 05TV189, (2024/05/01 15:47UT) Object RA Dec mag sep mel Betelgeuse 05:55:10.3 +07:24:26 0.4 13.06 131 Alhena 06:37:42.8 +16:23:57 1.9 15.24 143 PPM 150940 06:38:38.2 +01:36:48 6.2 0.79 138 PPM 151057 06:41:25.9 +00:57:26 7.2 0.23 138 PPM 151046 06:41:08.7 +01:10:52 9.0 0.03 138 05TV189 06:41:16.1 +01:10:58 16.9 138 Positions are for J2000
Event circumstances last updated at 2023/11/04 04:11:13 UT
Marc W. Buie, Southwest Research Institute