Event between 01DC106 and star GA0860:04107209 with event index number of 1995476
Geocentric closest approach at 2022/03/10 01:36:26 UTC
J2000 position of star is 12:39:33.9 -02:17:03
Equinox of date position of star is 12:40:42.3 -02:24:20
Stellar brightness G=13.6,
use SENSEUP=64 with the MallinCam and and exposure
time of 1 seconds with the QHY174 camera.
Star is 115 degrees from the moon.
Moon is 47% illuminated.
TNO apparent brightness V=22.6
TNO is 41.7 AU from the Sun
and 40.8 AU from the Earth.
The TNO is moving 23.3
km/sec on the sky relative to the star, or,
2.8 arcsec/hr.
The 1-sigma error in the time of the event is 137 seconds.
The 1-sigma cross-track error in the shadow position is
2084 km.
The TNO has an absolute magnitude Hv=6.4
Diameter=317.7 km assuming a 5% albedo -- 13.7 sec chord
Diameter=129.7 km assuming a 30% albedo -- 5.6 sec chord
Dynamical classification is CLASSICAL
Star training set for 01DC106, (2022/03/10 01:36UT) Object RA Dec mag sep mel Spica 13:26:21.9 -11:16:35 1.0 14.38 129 PPM 195577 12:32:47.3 -05:10:29 6.4 3.40 114 PPM 178830 12:38:15.5 -02:26:42 7.5 0.61 114 PPM 178843 12:41:40.0 -02:55:16 9.9 0.57 115 PPM 178846 12:42:40.1 -02:05:01 10.6 0.59 115 01DC106 12:40:42.3 -02:24:21 13.6 115 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 01DC106, (2022/03/10 01:36UT) Object RA Dec mag sep mel Spica 13:25:11.5 -11:09:41 1.0 14.38 129 PPM 195577 12:31:38.7 -05:03:09 6.4 3.40 114 PPM 178830 12:37:07.1 -02:19:23 7.5 0.61 114 PPM 178843 12:40:31.5 -02:47:58 9.9 0.57 115 PPM 178846 12:41:31.7 -01:57:44 10.6 0.59 115 01DC106 12:39:33.9 -02:17:03 13.6 115 Positions are for J2000
Event circumstances last updated at 2022/03/04 23:45:45 UT
Marc W. Buie, Southwest Research Institute