Event between 14UQ250 and star GA0840:00265706 with event index number of 2570175
Geocentric closest approach at 2023/01/25 17:11:38 UTC
J2000 position of star is 03:20:52.3 -04:54:30
Equinox of date position of star is 03:21:57.3 -04:49:52
Stellar brightness G=13.6,
use SENSEUP=64 with the MallinCam and and exposure
time of 1 seconds with the QHY174 camera.
Star is 50 degrees from the moon.
Moon is 20% illuminated.
TNO apparent brightness V=23.3
TNO is 36.5 AU from the Sun
and 36.3 AU from the Earth.
The TNO is moving 13.6
km/sec on the sky relative to the star, or,
1.9 arcsec/hr.
The 1-sigma error in the time of the event is 243 seconds.
The 1-sigma cross-track error in the shadow position is
3951 km.
The TNO has an absolute magnitude Hv=7.5
Diameter=157.8 km assuming a 5% albedo -- 13.9 sec chord
Diameter=64.4 km assuming a 30% albedo -- 5.7 sec chord
Dynamical classification is 5:2EEE+5:2EII
Star training set for 14UQ250, (2023/01/25 17:12UT) Object RA Dec mag sep mel Aldebaran 04:37:14.8 +16:33:14 0.8 28.34 71 Menkar 03:03:29.3 +04:10:44 2.5 10.13 46 PPM 185591 03:17:30.4 -05:38:48 6.3 1.39 49 PPM 185743 03:26:08.1 -05:17:18 8.1 1.12 51 PPM 185666 03:21:45.0 -04:52:58 9.5 0.09 50 14UQ250 03:22:01.2 -04:49:35 13.6 50 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 14UQ250, (2023/01/25 17:12UT) Object RA Dec mag sep mel Aldebaran 04:35:55.3 +16:30:29 0.8 28.34 71 Menkar 03:02:16.8 +04:05:21 2.5 10.13 46 PPM 185591 03:16:21.7 -05:43:50 6.3 1.39 49 PPM 185743 03:24:59.4 -05:22:06 8.1 1.12 51 PPM 185666 03:20:36.1 -04:57:53 9.5 0.09 50 14UQ250 03:20:52.3 -04:54:30 13.6 50 Positions are for J2000
Event circumstances last updated at 2021/10/06 01:11:04 UT
Marc W. Buie, Southwest Research Institute