Event between (523698) 14GD54 and star GA0740:05106458 with event index number of 2334473
Geocentric closest approach at 2022/03/03 05:40:21 UTC
J2000 position of star is 14:02:27.5 -15:48:14
Equinox of date position of star is 14:03:39.2 -15:54:31
Stellar brightness G=16.5,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 135 degrees from the moon.
Moon is 0% illuminated.
TNO apparent brightness V=22.3
TNO is 35.2 AU from the Sun
and 34.6 AU from the Earth.
The TNO is moving 12.1
km/sec on the sky relative to the star, or,
1.7 arcsec/hr.
The 1-sigma error in the time of the event is 240 seconds.
The 1-sigma cross-track error in the shadow position is
1870 km.
The TNO has an absolute magnitude Hv=6.7
Diameter=274.2 km assuming a 5% albedo -- 22.7 sec chord
Diameter=111.9 km assuming a 30% albedo -- 9.3 sec chord
Dynamical classification is SCATNEAR
Star training set for 523698, (2022/03/03 05:40UT) Object RA Dec mag sep mel Spica 13:26:21.8 -11:16:35 1.0 10.18 145 PPM 228240 14:05:39.2 -15:04:38 6.3 0.96 134 PPM 228148 14:02:03.4 -16:25:53 8.5 0.65 135 PPM 228194 14:03:47.5 -15:59:50 8.8 0.09 134 523698 14:03:40.0 -15:54:35 16.5 134 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 523698, (2022/03/03 05:40UT) Object RA Dec mag sep mel Spica 13:25:11.5 -11:09:41 1.0 10.18 145 PPM 228240 14:04:26.9 -14:58:19 6.3 0.96 134 PPM 228148 14:00:50.8 -16:19:29 8.5 0.65 135 PPM 228194 14:02:35.0 -15:53:29 8.8 0.09 134 523698 14:02:27.5 -15:48:14 16.5 134 Positions are for J2000
Event circumstances last updated at 2021/12/06 01:47:23 UT
Marc W. Buie, Southwest Research Institute