Event between 11HJ103 and star GA0680:35297244 with event index number of 2118273
Geocentric closest approach at 2022/10/20 09:12:06 UTC
J2000 position of star is 19:35:21.2 -20:26:38
Equinox of date position of star is 19:36:41.5 -20:23:32
Stellar brightness G=15.5,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 145 degrees from the moon.
Moon is 26% illuminated.
TNO apparent brightness V=24.3
TNO is 39.8 AU from the Sun
and 39.8 AU from the Earth.
The TNO is moving 7.9
km/sec on the sky relative to the star, or,
1.0 arcsec/hr.
The 1-sigma error in the time of the event is 1967 seconds.
The 1-sigma cross-track error in the shadow position is
3492 km.
The TNO has an absolute magnitude Hv=8.1
Diameter=146.6 km assuming a 5% albedo -- 18.6 sec chord
Diameter=59.8 km assuming a 30% albedo -- 7.6 sec chord
Dynamical classification is CLASSICAL
Star training set for 11HJ103, (2022/10/20 09:12UT) Object RA Dec mag sep mel Antares 16:30:48.6 -26:28:50 0.9 42.85 104 Nunki 18:56:40.6 -26:15:59 2.0 10.90 136 PPM 236251 19:38:22.6 -18:10:43 5.7 2.25 146 PPM 270002 19:36:56.6 -20:43:53 7.2 0.34 145 PPM 270009 19:37:09.9 -20:18:06 9.4 0.14 146 11HJ103 19:36:41.7 -20:23:32 15.5 146 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 11HJ103, (2022/10/20 09:12UT) Object RA Dec mag sep mel Antares 16:29:24.4 -26:25:56 0.9 42.85 104 Nunki 18:55:15.9 -26:17:49 2.0 10.90 136 PPM 236251 19:37:03.4 -18:13:52 5.7 2.25 146 PPM 270002 19:35:36.0 -20:46:59 7.2 0.34 145 PPM 270009 19:35:49.5 -20:21:13 9.4 0.14 146 11HJ103 19:35:21.2 -20:26:38 15.5 145 Positions are for J2000
Event circumstances last updated at 2022/10/01 04:15:32 UT
Marc W. Buie, Southwest Research Institute