Event between 14QS562 and star GA0840:00217931 with event index number of 2737889
Geocentric closest approach at 2023/07/22 23:48:56 UTC
J2000 position of star is 02:29:22.7 -04:32:41
Equinox of date position of star is 02:30:28.7 -04:26:53
Stellar brightness G=16.6,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 141 degrees from the moon.
Moon is 23% illuminated.
TNO apparent brightness V=23.3
TNO is 42.1 AU from the Sun
and 42.1 AU from the Earth.
The TNO is moving 10.5
km/sec on the sky relative to the star, or,
1.2 arcsec/hr.
The 1-sigma error in the time of the event is 407 seconds.
The 1-sigma cross-track error in the shadow position is
3885 km.
The TNO has an absolute magnitude Hv=6.9
Diameter=246.6 km assuming a 5% albedo -- 23.6 sec chord
Diameter=100.7 km assuming a 30% albedo -- 9.6 sec chord
Dynamical classification is SCATNEAR
Star training set for 14QS562, (2023/07/22 23:49UT) Object RA Dec mag sep mel Aldebaran 04:37:16.5 +16:33:17 0.8 37.70 107 68Omi Cet 02:20:32.3 -02:52:18 2.0 2.95 143 81 Cet 02:38:53.1 -03:17:44 5.6 2.37 139 PPM 184694 02:31:37.2 -04:55:39 8.1 0.55 141 PPM 184679 02:30:18.8 -04:25:41 9.5 0.06 141 14QS562 02:30:33.7 -04:26:27 16.6 141 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 14QS562, (2023/07/22 23:49UT) Object RA Dec mag sep mel Aldebaran 04:35:55.3 +16:30:29 0.8 37.70 107 68Omi Cet 02:19:20.8 -02:58:45 2.0 2.95 143 81 Cet 02:37:41.9 -03:23:48 5.6 2.37 139 PPM 184694 02:30:26.4 -05:01:52 8.1 0.55 141 PPM 184679 02:29:07.9 -04:31:56 9.5 0.06 141 14QS562 02:29:22.7 -04:32:41 16.6 141 Positions are for J2000
Event circumstances last updated at 2021/12/02 01:27:33 UT
Marc W. Buie, Southwest Research Institute