Event between (181868) 99CG119 and star GA0880:03839231 with event index number of 2352858
Geocentric closest approach at 2024/05/07 13:09:17 UTC
J2000 position of star is 10:27:23.6 -01:14:57
Equinox of date position of star is 10:28:37.5 -01:22:22
Stellar brightness G=11.2,
use SENSEUP=8 with the MallinCam and and exposure
time of 125 milli-seconds with the QHY174 camera.
Star is 120 degrees from the moon.
Moon is 1% illuminated.
Apparent brightness V=23.3
Object is 36.9 AU from the Sun
and 36.5 AU from the Earth.
Apparent velocity is 7.1
km/sec on the sky relative to the star, or,
1.0 arcsec/hr.
The 1-sigma error in the time of the event is 1032 seconds.
The 1-sigma cross-track error in the shadow position is
5775 km.
The object has an absolute magnitude Hv=7.5
Diameter=191.4 km assuming a 5% albedo -- 27.0 sec chord
Diameter=78.2 km assuming a 30% albedo -- 11.0 sec chord
Dynamical classification is SCATNEAR
Star training set for 181868, (2024/05/07 13:09UT) Object RA Dec mag sep mel Regulus 10:09:40.0 +11:50:50 1.3 14.04 110 30Bet Sex 10:31:32.1 -00:45:46 4.8 0.95 120 PPM 178192 10:29:38.9 -01:14:55 8.5 0.28 120 PPM 178189 10:28:57.5 -01:19:23 10.7 0.10 120 181868 10:28:38.2 -01:22:27 11.2 120 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 181868, (2024/05/07 13:09UT) Object RA Dec mag sep mel Regulus 10:08:21.9 +11:58:02 1.3 14.04 110 30Bet Sex 10:30:17.4 -00:38:14 4.8 0.95 120 PPM 178192 10:28:24.2 -01:07:25 8.5 0.28 120 PPM 178189 10:27:42.9 -01:11:53 10.7 0.10 120 181868 10:27:23.6 -01:14:57 11.2 120 Positions are for J2000
Event circumstances last updated at 2024/02/12 04:21:46 UT
Marc W. Buie, Southwest Research Institute