Event between (523763) 14WZ509 and star GA0860:03778725 with event index number of 2294877
Geocentric closest approach at 2024/01/07 03:52:23 UTC
J2000 position of star is 09:42:57.1 -02:59:04
Equinox of date position of star is 09:44:07.9 -03:05:30
Stellar brightness G=12.3,
use SENSEUP=16 with the MallinCam and and exposure
time of 250 milli-seconds with the QHY174 camera.
Star is 81 degrees from the moon.
Moon is 22% illuminated.
Apparent brightness V=22.0
Object is 43.8 AU from the Sun
and 43.2 AU from the Earth.
Apparent velocity is 18.8
km/sec on the sky relative to the star, or,
2.2 arcsec/hr.
The 1-sigma error in the time of the event is 124 seconds.
The 1-sigma cross-track error in the shadow position is
1740 km.
The object has an absolute magnitude Hv=5.5
Diameter=469.9 km assuming a 5% albedo -- 25.5 sec chord
Diameter=191.8 km assuming a 30% albedo -- 10.4 sec chord
Dynamical classification is SCATEXTD
Star training set for 523763, (2024/01/07 03:55UT) Object RA Dec mag sep mel Regulus 10:09:39.0 +11:50:56 1.3 16.23 81 Alphard 09:28:46.1 -08:45:50 2.0 6.84 83 35Iot Hya 09:41:04.9 -01:15:11 3.9 2.00 83 PPM 177968 09:47:17.1 -02:42:13 8.3 0.87 81 PPM 177953 09:44:15.2 -03:00:46 9.8 0.08 81 523763 09:44:10.0 -03:05:42 12.3 81 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 523763, (2024/01/07 03:55UT) Object RA Dec mag sep mel Regulus 10:08:21.9 +11:58:02 1.3 16.23 81 Alphard 09:27:35.2 -08:39:30 2.0 6.84 83 35Iot Hya 09:39:51.4 -01:08:36 3.9 2.00 83 PPM 177968 09:46:04.1 -02:35:31 8.3 0.87 81 PPM 177953 09:43:02.3 -02:54:08 9.8 0.08 81 523763 09:42:57.1 -02:59:04 12.3 81 Positions are for J2000
Event circumstances last updated at 2023/04/26 04:01:43 UT
Marc W. Buie, Southwest Research Institute