Event between 13AR183 and star GA1000:03397106 with event index number of 1307935
Geocentric closest approach at 2024/01/25 23:42:42 UTC
J2000 position of star is 09:58:28.6 +10:05:40
Equinox of date position of star is 09:59:42.6 +09:58:59
Stellar brightness G=16.4,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 21 degrees from the moon.
Moon is 100% illuminated.
Apparent brightness V=22.9
Object is 49.5 AU from the Sun
and 48.6 AU from the Earth.
Apparent velocity is 23.4
km/sec on the sky relative to the star, or,
2.4 arcsec/hr.
The 1-sigma error in the time of the event is 141 seconds.
The 1-sigma cross-track error in the shadow position is
2565 km.
The object has an absolute magnitude Hv=5.9
Diameter=407.4 km assuming a 5% albedo -- 17.2 sec chord
Diameter=166.3 km assuming a 30% albedo -- 7.0 sec chord
Dynamical classification is 11:3EEEEEEEE
Star training set for 13AR183, (2024/01/25 23:43UT) Object RA Dec mag sep mel Regulus 10:09:39.1 +11:50:55 1.3 3.06 22 PPM 156338 09:57:42.4 +08:49:05 5.8 1.27 22 PPM 126943 09:57:39.4 +10:33:00 8.0 0.77 20 PPM 126985 09:59:44.9 +09:55:54 9.7 0.05 21 13AR183 09:59:45.5 +09:58:44 16.4 21 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 13AR183, (2024/01/25 23:43UT) Object RA Dec mag sep mel Regulus 10:08:21.9 +11:58:02 1.3 3.06 22 PPM 156338 09:56:25.8 +08:56:00 5.8 1.27 22 PPM 126943 09:56:22.3 +10:39:55 8.0 0.77 20 PPM 126985 09:58:28.0 +10:02:51 9.7 0.05 21 13AR183 09:58:28.6 +10:05:40 16.4 21 Positions are for J2000
Event circumstances last updated at 2023/03/04 03:48:02 UT
Marc W. Buie, Southwest Research Institute