Event between 06QG181 and star GA1180:01769845 with event index number of 2013300
Geocentric closest approach at 2023/12/22 23:55:43 UTC
J2000 position of star is 05:46:48.4 +28:58:36
Equinox of date position of star is 05:48:19.3 +28:59:02
Stellar brightness G=15.8,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 45 degrees from the moon.
Moon is 83% illuminated.
Apparent brightness V=24.5
Object is 35.6 AU from the Sun
and 34.6 AU from the Earth.
Apparent velocity is 25.4
km/sec on the sky relative to the star, or,
3.6 arcsec/hr.
The 1-sigma error in the time of the event is 613 seconds.
The 1-sigma cross-track error in the shadow position is
2704 km.
The object has an absolute magnitude Hv=9.0
Diameter=94.6 km assuming a 5% albedo -- 3.7 sec chord
Diameter=38.6 km assuming a 30% albedo -- 1.5 sec chord
Dynamical classification is CENTAURR
Star training set for 06QG181, (2023/12/22 23:56UT) Object RA Dec mag sep mel Aldebaran 04:37:17.9 +16:33:20 0.8 20.51 29 Alnath 05:27:48.6 +28:37:32 1.6 4.51 41 PPM 094619 05:40:49.8 +29:13:36 5.9 1.66 44 PPM 094804 05:47:03.4 +29:18:24 8.0 0.43 45 PPM 094850 05:48:06.4 +29:11:51 9.8 0.22 45 06QG181 05:48:19.8 +28:59:02 15.8 46 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 06QG181, (2023/12/22 23:56UT) Object RA Dec mag sep mel Aldebaran 04:35:55.3 +16:30:29 0.8 20.51 29 Alnath 05:26:17.6 +28:36:23 1.6 4.51 41 PPM 094619 05:39:18.3 +29:12:54 5.9 1.66 44 PPM 094804 05:45:31.7 +29:17:55 8.0 0.43 45 PPM 094850 05:46:34.8 +29:11:24 9.8 0.22 45 06QG181 05:46:48.4 +28:58:36 15.8 45 Positions are for J2000
Event circumstances last updated at 2023/11/04 04:07:39 UT
Marc W. Buie, Southwest Research Institute