Event between 13MB12 and star GA0840:00024895 with event index number of 2364093
Geocentric closest approach at 2022/09/02 15:09:29 UTC
J2000 position of star is 00:17:32.3 -04:20:09
Equinox of date position of star is 00:18:39.3 -04:12:53
Stellar brightness G=14.0,
use SENSEUP=64 with the MallinCam and and exposure
time of 1 seconds with the QHY174 camera.
Star is 126 degrees from the moon.
Moon is 38% illuminated.
TNO apparent brightness V=23.3
TNO is 20.4 AU from the Sun
and 19.4 AU from the Earth.
The TNO is moving 21.2
km/sec on the sky relative to the star, or,
5.4 arcsec/hr.
The 1-sigma error in the time of the event is 82 seconds.
The 1-sigma cross-track error in the shadow position is
1383 km.
The TNO has an absolute magnitude Hv=10.2
Diameter=54.0 km assuming a 5% albedo -- 2.5 sec chord
Diameter=22.0 km assuming a 30% albedo -- 1.0 sec chord
Dynamical classification is CENTAURR
Star training set for 13MB12, (2022/09/02 15:09UT) Object RA Dec mag sep mel Fomalhaut 22:58:53.9 -29:30:06 1.2 31.56 97 Diphda 00:44:43.6 -17:51:45 2.0 15.07 124 PPM 181928 00:11:28.5 -05:07:22 6.1 2.02 124 PPM 182004 00:15:10.9 -03:46:59 7.7 0.98 126 PPM 182072 00:18:25.4 -04:19:23 8.9 0.13 126 13MB12 00:18:41.8 -04:12:36 14.0 127 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 13MB12, (2022/09/02 15:09UT) Object RA Dec mag sep mel Fomalhaut 22:57:39.6 -29:37:24 1.2 31.56 97 Diphda 00:43:35.7 -17:59:11 2.0 15.07 124 PPM 181928 00:10:18.9 -05:14:56 6.1 2.02 124 PPM 182004 00:14:01.3 -03:54:32 7.7 0.98 126 PPM 182072 00:17:15.9 -04:26:56 8.9 0.13 126 13MB12 00:17:32.3 -04:20:09 14.0 126 Positions are for J2000
Event circumstances last updated at 2021/11/02 00:49:14 UT
Marc W. Buie, Southwest Research Institute