Event between (555591) 14AF61 and star GA1000:03372772 with event index number of 2226659
Geocentric closest approach at 2024/05/31 09:43:55 UTC
J2000 position of star is 09:42:44.2 +11:06:56
Equinox of date position of star is 09:43:58.9 +11:00:32
Stellar brightness G=13.3,
use SENSEUP=32 with the MallinCam and and exposure
time of 500 milli-seconds with the QHY174 camera.
Star is 154 degrees from the moon.
Moon is 42% illuminated.
Apparent brightness V=23.1
Object is 35.7 AU from the Sun
and 35.9 AU from the Earth.
Apparent velocity is 12.7
km/sec on the sky relative to the star, or,
1.8 arcsec/hr.
The 1-sigma error in the time of the event is 275 seconds.
The 1-sigma cross-track error in the shadow position is
3622 km.
The object has an absolute magnitude Hv=7.4
Diameter=200.5 km assuming a 5% albedo -- 15.8 sec chord
Diameter=81.8 km assuming a 30% albedo -- 6.5 sec chord
Dynamical classification is SCATEXTD
Star training set for 555591, (2024/05/31 09:52UT) Object RA Dec mag sep mel Regulus 10:09:40.2 +11:50:49 1.3 6.34 160 14Omi Leo 09:42:27.1 +09:46:48 3.5 1.28 154 PPM 126727 09:44:27.7 +10:23:13 8.1 0.62 154 PPM 126707 09:43:06.6 +11:03:45 9.3 0.24 154 PPM 126731 09:44:49.4 +11:03:46 11.4 0.20 154 555591 09:44:02.9 +11:00:11 13.3 155 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 555591, (2024/05/31 09:52UT) Object RA Dec mag sep mel Regulus 10:08:21.9 +11:58:02 1.3 6.34 160 14Omi Leo 09:41:08.8 +09:53:31 3.5 1.28 154 PPM 126727 09:43:09.3 +10:29:58 8.1 0.62 154 PPM 126707 09:41:47.9 +11:10:29 9.3 0.24 154 PPM 126731 09:43:30.7 +11:10:32 11.4 0.20 154 555591 09:42:44.2 +11:06:56 13.3 154 Positions are for J2000
Event circumstances last updated at 2023/03/04 03:53:46 UT
Marc W. Buie, Southwest Research Institute