Event between (129746) 99CE119 and star GA0700:06064480 with event index number of 2143128
Geocentric closest approach at 2025/04/03 13:15:58 UTC
J2000 position of star is 15:57:15.0 -19:01:00
Equinox of date position of star is 15:58:39.1 -19:05:06
Stellar brightness G=15.5,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 156 degrees from the moon.
Moon is 33% illuminated.
Apparent brightness V=23.2
Object is 29.8 AU from the Sun
and 29.1 AU from the Earth.
Apparent velocity is 13.8
km/sec on the sky relative to the star, or,
2.4 arcsec/hr.
The 1-sigma error in the time of the event is 217 seconds.
The 1-sigma cross-track error in the shadow position is
1454 km.
The object has an absolute magnitude Hv=8.4
Diameter=128.2 km assuming a 5% albedo -- 9.3 sec chord
Diameter=52.4 km assuming a 30% albedo -- 3.8 sec chord
Dynamical classification is 3:2E
Star training set for 129746, (2025/04/03 13:16UT) Object RA Dec mag sep mel Antares 16:30:57.6 -26:29:09 0.9 10.48 165 8Bet1Sco 16:06:54.6 -19:52:21 2.6 2.09 158 47 Lib 15:56:28.2 -19:27:20 5.9 0.64 155 PPM 230949 15:57:05.0 -18:51:48 8.2 0.45 155 PPM 230981 15:58:15.5 -18:58:01 9.5 0.16 156 129746 15:58:42.7 -19:05:17 15.5 156 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 129746, (2025/04/03 13:16UT) Object RA Dec mag sep mel Antares 16:29:24.4 -26:25:56 0.9 10.48 165 8Bet1Sco 16:05:26.2 -19:48:20 2.6 2.09 158 47 Lib 15:55:00.4 -19:22:59 5.9 0.64 155 PPM 230949 15:55:37.4 -18:47:28 8.2 0.45 155 PPM 230981 15:56:47.8 -18:53:43 9.5 0.16 156 129746 15:57:15.0 -19:01:00 15.5 156 Positions are for J2000
Event circumstances last updated at 2024/03/21 22:29:58 UT
Marc W. Buie, Southwest Research Institute