Event between 13UE15 and star GA1180:01757285 with event index number of 2645314
Geocentric closest approach at 2022/01/28 19:58:24 UTC
J2000 position of star is 05:46:05.4 +29:40:37
Equinox of date position of star is 05:47:29.5 +29:41:02
Stellar brightness G=14.6,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 173 degrees from the moon.
Moon is 16% illuminated.
TNO apparent brightness V=22.4
TNO is 23.8 AU from the Sun
and 23.0 AU from the Earth.
The TNO is moving 15.4
km/sec on the sky relative to the star, or,
3.3 arcsec/hr.
The 1-sigma error in the time of the event is 153 seconds.
The 1-sigma cross-track error in the shadow position is
1102 km.
The TNO has an absolute magnitude Hv=8.5
Diameter=121.9 km assuming a 5% albedo -- 7.9 sec chord
Diameter=49.8 km assuming a 30% albedo -- 3.2 sec chord
Dynamical classification is CENTAURR
Star training set for 13UE15, (2022/01/28 19:58UT) Object RA Dec mag sep mel Aldebaran 04:37:11.4 +16:33:07 0.8 20.78 166 Alnath 05:27:41.4 +28:37:26 1.6 4.45 177 PPM 094619 05:40:42.6 +29:13:33 5.9 1.55 175 PPM 094872 05:48:49.6 +29:39:46 8.1 0.29 173 PPM 094858 05:48:21.6 +29:49:15 9.6 0.23 173 13UE15 05:47:30.1 +29:41:03 14.6 173 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 13UE15, (2022/01/28 19:58UT) Object RA Dec mag sep mel Aldebaran 04:35:55.3 +16:30:29 0.8 20.78 166 Alnath 05:26:17.6 +28:36:23 1.6 4.45 177 PPM 094619 05:39:18.3 +29:12:54 5.9 1.55 175 PPM 094872 05:47:24.9 +29:39:23 8.1 0.29 173 PPM 094858 05:46:56.8 +29:48:51 9.6 0.23 173 13UE15 05:46:05.4 +29:40:37 14.6 173 Positions are for J2000
Event circumstances last updated at 2021/12/04 02:03:44 UT
Marc W. Buie, Southwest Research Institute