Event between 10AV153 and star GA0940:03446832 with event index number of 2076657
Geocentric closest approach at 2023/06/04 01:47:41 UTC
J2000 position of star is 09:51:40.5 +05:36:14
Equinox of date position of star is 09:52:53.5 +05:29:39
Stellar brightness G=11.8,
use SENSEUP=8 with the MallinCam and and exposure
time of 125 milli-seconds with the QHY174 camera.
Star is 104 degrees from the moon.
Moon is 100% illuminated.
Apparent brightness V=22.3
Object is 30.0 AU from the Sun
and 30.3 AU from the Earth.
Apparent velocity is 13.6
km/sec on the sky relative to the star, or,
2.2 arcsec/hr.
The 1-sigma error in the time of the event is 113 seconds.
The 1-sigma cross-track error in the shadow position is
1201 km.
The object has an absolute magnitude Hv=7.3
Diameter=211.8 km assuming a 5% albedo -- 15.6 sec chord
Diameter=86.5 km assuming a 30% albedo -- 6.4 sec chord
Dynamical classification is 3:2E
Star training set for 10AV153, (2023/06/04 01:47UT) Object RA Dec mag sep mel Regulus 10:09:37.0 +11:51:07 1.3 7.58 102 4 Sex 09:51:43.1 +04:13:59 6.2 1.29 103 PPM 156301 09:54:56.6 +05:50:50 7.2 0.62 103 PPM 156238 09:51:32.1 +05:06:40 9.4 0.51 104 PPM 156277 09:53:32.4 +05:30:16 11.5 0.16 103 10AV153 09:52:54.1 +05:29:36 11.8 103 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 10AV153, (2023/06/04 01:47UT) Object RA Dec mag sep mel Regulus 10:08:21.9 +11:58:02 1.3 7.58 102 4 Sex 09:50:29.8 +04:20:36 6.2 1.29 103 PPM 156301 09:53:42.9 +05:57:30 7.2 0.62 103 PPM 156238 09:50:18.6 +05:13:17 9.4 0.51 104 PPM 156277 09:52:18.8 +05:36:55 11.5 0.16 103 10AV153 09:51:40.5 +05:36:14 11.8 103 Positions are for J2000
Event circumstances last updated at 2023/03/25 02:59:27 UT
Marc W. Buie, Southwest Research Institute