Event between 00WL183 and star GA1120:01573193 with event index number of 1937365
Geocentric closest approach at 2022/12/20 15:26:31 UTC
J2000 position of star is 05:54:23.8 +23:03:10
Equinox of date position of star is 05:55:46.7 +23:03:20
Stellar brightness G=13.6,
use SENSEUP=64 with the MallinCam and and exposure
time of 1 seconds with the QHY174 camera.
Star is 142 degrees from the moon.
Moon is 11% illuminated.
TNO apparent brightness V=24.1
TNO is 46.2 AU from the Sun
and 45.2 AU from the Earth.
The TNO is moving 26.0
km/sec on the sky relative to the star, or,
2.9 arcsec/hr.
The 1-sigma error in the time of the event is 257 seconds.
The 1-sigma cross-track error in the shadow position is
1769 km.
The TNO has an absolute magnitude Hv=7.5
Diameter=187.9 km assuming a 5% albedo -- 7.2 sec chord
Diameter=76.7 km assuming a 30% albedo -- 2.9 sec chord
Dynamical classification is CLASSICAL
Star training set for 00WL183, (2022/12/20 15:27UT) Object RA Dec mag sep mel Betelgeuse 05:56:25.0 +07:24:34 0.4 15.65 139 Alnath 05:27:44.8 +28:37:29 1.6 8.41 148 PPM 095124 05:58:20.5 +24:15:04 5.8 1.33 141 PPM 095035 05:54:58.1 +24:17:24 8.1 1.25 142 PPM 095032 05:54:46.7 +22:47:46 9.8 0.35 142 PPM 095063 05:55:57.2 +22:57:31 10.1 0.10 142 00WL183 05:55:47.5 +23:03:20 13.6 142 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 00WL183, (2022/12/20 15:27UT) Object RA Dec mag sep mel Betelgeuse 05:55:10.3 +07:24:26 0.4 15.65 139 Alnath 05:26:17.6 +28:36:23 1.6 8.41 148 PPM 095124 05:56:56.1 +24:14:59 5.8 1.33 141 PPM 095035 05:53:33.6 +24:17:13 8.1 1.25 142 PPM 095032 05:53:23.2 +22:47:34 9.8 0.35 142 PPM 095063 05:54:33.6 +22:57:22 10.1 0.10 142 00WL183 05:54:23.8 +23:03:10 13.6 142 Positions are for J2000
Event circumstances last updated at 2022/09/30 04:14:14 UT
Marc W. Buie, Southwest Research Institute