Event between (469708) 05GE187 and star GA0800:06358649 with event index number of 1092965
Geocentric closest approach at 2022/03/09 00:35:06 UTC
J2000 position of star is 17:32:36.8 -08:07:15
Equinox of date position of star is 17:33:47.9 -08:08:05
Stellar brightness G=15.0,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 155 degrees from the moon.
Moon is 37% illuminated.
TNO apparent brightness V=22.2
TNO is 27.4 AU from the Sun
and 27.5 AU from the Earth.
The TNO is moving 12.9
km/sec on the sky relative to the star, or,
2.3 arcsec/hr.
The 1-sigma error in the time of the event is 106 seconds.
The 1-sigma cross-track error in the shadow position is
1114 km.
The TNO has an absolute magnitude Hv=7.6
Diameter=184.5 km assuming a 5% albedo -- 14.3 sec chord
Diameter=75.3 km assuming a 30% albedo -- 5.8 sec chord
Dynamical classification is 3:2E
Star training set for 469708, (2022/03/09 00:35UT) Object RA Dec mag sep mel Antares 16:30:46.3 -26:28:46 0.9 23.67 172 35Eta Oph 17:11:39.1 -15:45:03 2.6 9.35 163 PPM 200792 17:34:41.0 -05:45:33 5.6 2.39 153 PPM 200689 17:29:14.7 -08:13:34 6.8 1.14 156 PPM 200768 17:33:16.6 -08:15:58 9.4 0.19 155 469708 17:33:49.2 -08:08:06 15.0 154 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 469708, (2022/03/09 00:35UT) Object RA Dec mag sep mel Antares 16:29:24.4 -26:25:56 0.9 23.67 172 35Eta Oph 17:10:22.7 -15:43:29 2.6 9.35 163 PPM 200792 17:33:29.8 -05:44:43 5.6 2.39 153 PPM 200689 17:28:02.2 -08:12:33 6.8 1.14 156 PPM 200768 17:32:04.1 -08:15:05 9.4 0.19 155 469708 17:32:36.8 -08:07:15 15.0 155 Positions are for J2000
Event circumstances last updated at 2021/10/11 01:46:14 UT
Marc W. Buie, Southwest Research Institute