Event between 13AZ60 and star GA0540:08366364 with event index number of 2039990
Geocentric closest approach at 2022/02/05 15:15:52 UTC
J2000 position of star is 15:49:44.6 -35:50:59
Equinox of date position of star is 15:51:09.9 -35:54:54
Stellar brightness G=16.2,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 127 degrees from the moon.
Moon is 23% illuminated.
TNO apparent brightness V=22.8
TNO is 16.5 AU from the Sun
and 16.8 AU from the Earth.
The TNO is moving 17.6
km/sec on the sky relative to the star, or,
5.2 arcsec/hr.
The 1-sigma error in the time of the event is 55 seconds.
The 1-sigma cross-track error in the shadow position is
953 km.
The TNO has an absolute magnitude Hv=10.3
Diameter=53.0 km assuming a 5% albedo -- 3.0 sec chord
Diameter=21.6 km assuming a 30% albedo -- 1.2 sec chord
Dynamical classification is CENTAURR
Star training set for 13AZ60, (2022/02/05 15:16UT) Object RA Dec mag sep mel Antares 16:30:46.0 -26:28:45 0.9 12.66 123 Eta Lup 16:01:35.6 -38:27:28 2.8 3.28 124 PPM 294249 15:48:09.2 -34:44:59 5.8 1.32 128 PPM 294277 15:49:21.1 -35:47:10 8.3 0.39 128 PPM 294311 15:51:02.8 -35:56:24 9.3 0.04 127 13AZ60 15:51:10.6 -35:54:56 16.2 127 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 13AZ60, (2022/02/05 15:16UT) Object RA Dec mag sep mel Antares 16:29:24.4 -26:25:56 0.9 12.66 123 Eta Lup 16:00:07.3 -38:23:48 2.8 3.28 124 PPM 294249 15:46:44.1 -34:40:57 5.8 1.32 128 PPM 294277 15:47:55.3 -35:43:10 8.3 0.39 128 PPM 294311 15:49:36.8 -35:52:27 9.3 0.04 127 13AZ60 15:49:44.6 -35:50:59 16.2 127 Positions are for J2000
Event circumstances last updated at 2021/12/04 02:03:52 UT
Marc W. Buie, Southwest Research Institute