Event between (523773) 14XS40 and star GA0840:03784767 with event index number of 2356768
Geocentric closest approach at 2024/03/11 13:10:33 UTC
J2000 position of star is 09:24:49.6 -05:02:27
Equinox of date position of star is 09:26:01.7 -05:08:43
Stellar brightness G=16.4,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 134 degrees from the moon.
Moon is 2% illuminated.
Apparent brightness V=21.1
Object is 37.6 AU from the Sun
and 36.7 AU from the Earth.
Apparent velocity is 23.2
km/sec on the sky relative to the star, or,
3.1 arcsec/hr.
The 1-sigma error in the time of the event is 66 seconds.
The 1-sigma cross-track error in the shadow position is
1397 km.
The object has an absolute magnitude Hv=5.3
Diameter=517.6 km assuming a 5% albedo -- 22.7 sec chord
Diameter=211.3 km assuming a 30% albedo -- 9.3 sec chord
Dynamical classification is SCATEXTD
Star training set for 523773, (2024/03/11 13:12UT) Object RA Dec mag sep mel Regulus 10:09:39.5 +11:50:53 1.3 20.16 142 Alphard 09:28:46.6 -08:45:53 2.0 3.68 134 28 Hya 09:26:36.6 -05:13:22 5.6 0.16 134 PPM 192327 09:25:17.0 -05:24:44 8.5 0.33 133 PPM 192343 09:26:05.6 -05:10:26 9.2 0.03 134 523773 09:26:02.2 -05:08:46 16.4 134 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 523773, (2024/03/11 13:12UT) Object RA Dec mag sep mel Regulus 10:08:21.9 +11:58:02 1.3 20.16 142 Alphard 09:27:35.2 -08:39:30 2.0 3.68 134 28 Hya 09:25:24.0 -05:07:03 5.6 0.16 134 PPM 192327 09:24:04.5 -05:18:26 8.5 0.33 133 PPM 192343 09:24:53.0 -05:04:07 9.2 0.03 134 523773 09:24:49.6 -05:02:27 16.4 134 Positions are for J2000
Event circumstances last updated at 2024/01/08 05:07:26 UT
Marc W. Buie, Southwest Research Institute