Event between (33340) 98VG44 and star GA1100:02895719 with event index number of 2196382
Geocentric closest approach at 2023/03/12 22:21:46 UTC
J2000 position of star is 07:42:15.2 +20:40:47
Equinox of date position of star is 07:43:36.6 +20:37:26
Stellar brightness G=16.6,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 121 degrees from the moon.
Moon is 73% illuminated.
Apparent brightness V=21.4
Object is 29.8 AU from the Sun
and 29.3 AU from the Earth.
Apparent velocity is 10.3
km/sec on the sky relative to the star, or,
1.7 arcsec/hr.
The 1-sigma error in the time of the event is 160 seconds.
The 1-sigma cross-track error in the shadow position is
1074 km.
The object has an absolute magnitude Hv=6.5
Diameter=302.0 km assuming a 5% albedo -- 29.4 sec chord
Diameter=123.3 km assuming a 30% albedo -- 12.0 sec chord
Dynamical classification is 3:2E
Star training set for 33340, (2023/03/12 22:22UT) Object RA Dec mag sep mel Pollux 07:46:44.0 +27:58:06 1.1 7.38 122 PPM 097834 07:42:21.7 +22:57:47 5.9 2.36 122 PPM 097878 07:44:31.2 +20:03:38 8.1 0.60 121 PPM 097856 07:43:37.5 +20:55:13 8.7 0.30 121 PPM 097872 07:44:19.4 +20:26:33 10.8 0.25 121 33340 07:43:37.0 +20:37:25 16.6 121 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 33340, (2023/03/12 22:22UT) Object RA Dec mag sep mel Pollux 07:45:17.9 +28:01:33 1.1 7.38 122 PPM 097834 07:40:58.5 +23:01:07 5.9 2.36 122 PPM 097878 07:43:09.6 +20:07:02 8.1 0.60 121 PPM 097856 07:42:15.4 +20:58:35 8.7 0.30 121 PPM 097872 07:42:57.7 +20:29:57 10.8 0.25 121 33340 07:42:15.2 +20:40:47 16.6 121 Positions are for J2000
Event circumstances last updated at 2023/01/23 03:11:43 UT
Marc W. Buie, Southwest Research Institute