Event between (129746) 99CE119 and star GA0700:06078456 with event index number of 2143190
Geocentric closest approach at 2026/07/07 22:41:04 UTC
J2000 position of star is 15:58:30.3 -19:02:48
Equinox of date position of star is 15:59:54.4 -19:06:52
Stellar brightness G=16.0,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 136 degrees from the moon.
Moon is 49% illuminated.
Apparent brightness V=23.3
Object is 30.0 AU from the Sun
and 29.2 AU from the Earth.
Apparent velocity is 15.1
km/sec on the sky relative to the star, or,
2.6 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
1331 km.
The object has an absolute magnitude Hv=8.4
Diameter=128.2 km assuming a 5% albedo -- 8.5 sec chord
Diameter=52.4 km assuming a 30% albedo -- 3.5 sec chord
Dynamical classification is 3:2E
Star training set for 129746, (2026/07/07 22:41UT) Object RA Dec mag sep mel Antares 16:31:02.3 -26:29:18 0.9 10.26 128 8Bet1Sco 16:06:59.0 -19:52:33 2.6 1.80 134 47 Lib 15:56:32.6 -19:27:33 5.9 0.89 137 PPM 230949 15:57:09.3 -18:52:01 8.2 0.73 136 PPM 231041 16:00:39.5 -18:58:55 9.9 0.20 136 129746 16:00:02.4 -19:07:15 16.0 135 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, (2026/07/07 22:41UT) Object RA Dec mag sep mel Antares 16:29:24.4 -26:25:56 0.9 10.26 128 8Bet1Sco 16:05:26.2 -19:48:20 2.6 1.80 134 47 Lib 15:55:00.4 -19:22:59 5.9 0.89 137 PPM 230949 15:55:37.4 -18:47:28 8.2 0.73 136 PPM 231041 15:59:07.5 -18:54:29 9.9 0.20 136 129746 15:58:30.3 -19:02:48 16.0 136 Positions are for J2000
Event circumstances last updated at 2024/03/21 22:31:21 UT
Marc W. Buie, Southwest Research Institute