Event between (418993) 09MS9 and star GA0760:00294387 with event index number of 2217340
Geocentric closest approach at 2023/01/28 13:47:02 UTC
J2000 position of star is 03:50:24.3 -13:21:25
Equinox of date position of star is 03:51:28.8 -13:17:19
Stellar brightness G=16.4,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 35 degrees from the moon.
Moon is 49% illuminated.
Apparent brightness V=23.0
Object is 20.4 AU from the Sun
and 20.2 AU from the Earth.
Apparent velocity is 10.6
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 98 seconds.
The 1-sigma cross-track error in the shadow position is
860 km.
The object has an absolute magnitude Hv=9.7
Diameter=67.9 km assuming a 5% albedo -- 6.4 sec chord
Diameter=27.7 km assuming a 30% albedo -- 2.6 sec chord
Dynamical classification is CENTAURR
Star training set for 418993, (2023/01/28 13:48UT) Object RA Dec mag sep mel Rigel 05:15:38.9 -08:10:36 0.1 21.28 48 67Bet Eri 05:08:59.1 -05:03:30 2.8 20.80 46 PPM 213613 03:57:32.2 -13:31:55 6.5 1.49 36 PPM 213429 03:50:06.3 -13:04:06 8.3 0.40 35 PPM 213435 03:50:17.4 -13:20:59 10.0 0.30 35 418993 03:51:29.1 -13:17:18 16.4 35 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 418993, (2023/01/28 13:48UT) Object RA Dec mag sep mel Rigel 05:14:32.3 -08:12:06 0.1 21.28 48 67Bet Eri 05:07:50.8 -05:05:13 2.8 20.80 46 PPM 213613 03:56:27.7 -13:35:51 6.5 1.49 36 PPM 213429 03:49:01.3 -13:08:16 8.3 0.40 35 PPM 213435 03:49:12.6 -13:25:08 10.0 0.30 35 418993 03:50:24.3 -13:21:25 16.4 35 Positions are for J2000
Event circumstances last updated at 2022/12/24 03:40:04 UT
Marc W. Buie, Southwest Research Institute