Event between (523640) 10RO64 and star GA0900:00152786 with event index number of 2626154
Geocentric closest approach at 2023/01/22 18:55:34 UTC
J2000 position of star is 01:49:51.5 +01:02:00
Equinox of date position of star is 01:51:02.7 +01:08:50
Stellar brightness G=15.5,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 70 degrees from the moon.
Moon is 2% illuminated.
Apparent brightness V=21.5
Object is 41.3 AU from the Sun
and 41.4 AU from the Earth.
Apparent velocity is 10.1
km/sec on the sky relative to the star, or,
1.2 arcsec/hr.
The 1-sigma error in the time of the event is 161 seconds.
The 1-sigma cross-track error in the shadow position is
1710 km.
The object has an absolute magnitude Hv=5.2
Diameter=539.5 km assuming a 5% albedo -- 55.6 sec chord
Diameter=220.3 km assuming a 30% albedo -- 22.7 sec chord
Dynamical classification is SCATEXTD
Star training set for 523640, (2023/01/22 18:58UT) Object RA Dec mag sep mel Aldebaran 04:37:14.8 +16:33:14 0.8 43.70 113 68Omi Cet 02:20:30.8 -02:52:26 2.0 8.39 75 PPM 145130 01:57:05.4 +01:57:48 6.1 1.72 71 PPM 145004 01:50:11.6 +01:26:44 7.5 0.37 70 PPM 145019 01:51:11.7 +01:06:00 9.7 0.06 70 523640 01:51:02.7 +01:08:50 15.5 70 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 523640, (2023/01/22 18:58UT) Object RA Dec mag sep mel Aldebaran 04:35:55.3 +16:30:29 0.8 43.70 113 68Omi Cet 02:19:20.8 -02:58:45 2.0 8.39 75 PPM 145130 01:55:54.0 +01:51:04 6.1 1.72 71 PPM 145004 01:49:00.4 +01:19:54 7.5 0.37 70 PPM 145019 01:50:00.5 +00:59:10 9.7 0.06 70 523640 01:49:51.5 +01:02:00 15.5 70 Positions are for J2000
Event circumstances last updated at 2023/01/22 03:06:13 UT
Marc W. Buie, Southwest Research Institute