Event between (543375) 14BX64 and star GA1000:03394351 with event index number of 2256030
Geocentric closest approach at 2023/12/17 02:42:56 UTC
J2000 position of star is 09:56:36.8 +11:55:18
Equinox of date position of star is 09:57:51.2 +11:48:39
Stellar brightness G=15.0,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 171 degrees from the moon.
Moon is 21% illuminated.
Apparent brightness V=22.2
Object is 42.3 AU from the Sun
and 41.8 AU from the Earth.
Apparent velocity is 9.7
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 199 seconds.
The 1-sigma cross-track error in the shadow position is
1703 km.
The object has an absolute magnitude Hv=5.8
Diameter=416.9 km assuming a 5% albedo -- 43.0 sec chord
Diameter=170.2 km assuming a 30% albedo -- 17.6 sec chord
Dynamical classification is CLASSICAL
Star training set for 543375, (2023/12/17 02:43UT) Object RA Dec mag sep mel Regulus 10:09:38.8 +11:50:57 1.3 2.87 169 27Nu Leo 09:59:30.6 +12:19:46 5.3 0.65 171 PPM 126989 09:59:56.1 +10:50:43 7.7 1.08 170 PPM 126924 09:56:16.3 +11:44:00 9.9 0.41 171 PPM 126956 09:58:35.1 +11:47:04 10.1 0.17 171 543375 09:57:53.9 +11:48:25 15.0 171 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 543375, (2023/12/17 02:43UT) Object RA Dec mag sep mel Regulus 10:08:21.9 +11:58:02 1.3 2.87 169 27Nu Leo 09:58:13.3 +12:26:41 5.3 0.65 171 PPM 126989 09:58:39.4 +10:57:38 7.7 1.08 170 PPM 126924 09:54:59.1 +11:50:51 9.9 0.41 171 PPM 126956 09:57:18.0 +11:53:58 10.1 0.17 171 543375 09:56:36.8 +11:55:18 15.0 171 Positions are for J2000
Event circumstances last updated at 2023/02/10 04:00:28 UT
Marc W. Buie, Southwest Research Institute