Event between 13FS28 and star GA0800:04338166 with event index number of 2051995
Geocentric closest approach at 2024/08/01 04:47:31 UTC
J2000 position of star is 13:12:42.6 -08:40:40
Equinox of date position of star is 13:13:58.4 -08:48:19
Stellar brightness G=16.7,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 109 degrees from the moon.
Moon is 11% illuminated.
Apparent brightness V=24.1
Object is 81.6 AU from the Sun
and 82.0 AU from the Earth.
Apparent velocity is 12.6
km/sec on the sky relative to the star, or,
0.8 arcsec/hr.
The 1-sigma error in the time of the event is 1735 seconds.
The 1-sigma cross-track error in the shadow position is
5280 km.
The object has an absolute magnitude Hv=4.9
Diameter=625.2 km assuming a 5% albedo -- 49.7 sec chord
Diameter=255.2 km assuming a 30% albedo -- 20.3 sec chord
Dynamical classification is SCATNEAR
Star training set for 13FS28, (2024/08/01 04:48UT) Object RA Dec mag sep mel Spica 13:26:29.5 -11:17:20 1.0 3.95 113 PPM 196204 13:09:49.6 -09:06:56 5.5 1.08 108 PPM 196325 13:16:48.0 -08:11:03 8.2 0.93 110 PPM 196281 13:14:04.0 -08:49:58 9.6 0.03 109 13FS28 13:13:59.8 -08:48:28 16.7 110 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 13FS28, (2024/08/01 04:48UT) Object RA Dec mag sep mel Spica 13:25:11.5 -11:09:41 1.0 3.95 113 PPM 196204 13:08:32.4 -08:59:05 5.5 1.08 108 PPM 196325 13:15:30.8 -08:03:18 8.2 0.93 110 PPM 196281 13:12:46.8 -08:42:11 9.6 0.03 109 13FS28 13:12:42.6 -08:40:40 16.7 109 Positions are for J2000
Event circumstances last updated at 2024/02/13 04:34:27 UT
Marc W. Buie, Southwest Research Institute