Event between (459865) 13XZ8 and star GA0560:07532262 with event index number of 2281505
Geocentric closest approach at 2023/01/24 18:28:36 UTC
J2000 position of star is 15:04:00.6 -32:30:27
Equinox of date position of star is 15:05:24.8 -32:35:44
Stellar brightness G=14.8,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 111 degrees from the moon.
Moon is 12% illuminated.
TNO apparent brightness V=19.4
TNO is 8.7 AU from the Sun
and 9.0 AU from the Earth.
The TNO is moving 20.9
km/sec on the sky relative to the star, or,
11.5 arcsec/hr.
The 1-sigma error in the time of the event is 25 seconds.
The 1-sigma cross-track error in the shadow position is
386 km.
The TNO has an absolute magnitude Hv=9.5
Diameter=70.8 km assuming a 5% albedo -- 3.6 sec chord
Diameter=28.9 km assuming a 30% albedo -- 1.5 sec chord
Dynamical classification is CENTAURR
Star training set for 459865, (2023/01/24 18:28UT) Object RA Dec mag sep mel Antares 16:30:49.5 -26:28:52 0.9 19.51 95 Bet Lup 15:00:03.2 -43:13:31 2.7 10.68 107 PPM 293387 15:04:24.4 -32:43:58 5.4 0.25 111 PPM 293458 15:08:13.0 -32:32:20 8.1 0.59 110 PPM 293387 15:04:24.4 -32:43:58 5.4 0.25 111 459865 15:05:25.7 -32:35:47 14.8 110 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 459865, (2023/01/24 18:28UT) Object RA Dec mag sep mel Antares 16:29:24.4 -26:25:56 0.9 19.51 95 Bet Lup 14:58:31.9 -43:08:03 2.7 10.68 107 PPM 293387 15:02:59.3 -32:38:37 5.4 0.25 111 PPM 293458 15:06:47.7 -32:27:04 8.1 0.59 110 PPM 293387 15:02:59.3 -32:38:37 5.4 0.25 111 459865 15:04:00.6 -32:30:27 14.8 111 Positions are for J2000
Event circumstances last updated at 2022/10/24 03:54:08 UT
Marc W. Buie, Southwest Research Institute