Event between 10AV153 and star GA0960:03571018 with event index number of 2076628
Geocentric closest approach at 2022/03/04 20:37:10 UTC
J2000 position of star is 09:45:01.8 +06:07:12
Equinox of date position of star is 09:46:11.6 +06:01:03
Stellar brightness G=13.1,
use SENSEUP=32 with the MallinCam and and exposure
time of 500 milli-seconds with the QHY174 camera.
Star is 134 degrees from the moon.
Moon is 5% illuminated.
TNO apparent brightness V=22.1
TNO is 29.9 AU from the Sun
and 28.9 AU from the Earth.
The TNO is moving 22.8
km/sec on the sky relative to the star, or,
3.9 arcsec/hr.
The 1-sigma error in the time of the event is 61 seconds.
The 1-sigma cross-track error in the shadow position is
1169 km.
The TNO has an absolute magnitude Hv=7.3
Diameter=209.9 km assuming a 5% albedo -- 9.3 sec chord
Diameter=85.7 km assuming a 30% albedo -- 3.8 sec chord
Dynamical classification is 3:2E
Star training set for 10AV153, (2022/03/04 20:36UT) Object RA Dec mag sep mel Regulus 10:09:33.0 +11:51:29 1.3 8.21 139 PPM 156172 09:47:20.1 +06:36:19 5.8 0.65 135 PPM 156196 09:48:47.4 +05:27:20 8.5 0.86 135 PPM 156127 09:44:39.3 +06:06:19 8.7 0.39 134 PPM 156155 09:46:17.3 +06:23:40 11.4 0.38 134 10AV153 09:46:11.8 +06:01:02 13.1 135 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 10AV153, (2022/03/04 20:36UT) Object RA Dec mag sep mel Regulus 10:08:21.9 +11:58:02 1.3 8.21 139 PPM 156172 09:46:10.1 +06:42:30 5.8 0.65 135 PPM 156196 09:47:37.6 +05:33:33 8.5 0.86 135 PPM 156127 09:43:29.4 +06:12:28 8.7 0.39 134 PPM 156155 09:45:07.3 +06:29:50 11.4 0.38 134 10AV153 09:45:01.8 +06:07:12 13.1 134 Positions are for J2000
Event circumstances last updated at 2022/02/13 02:02:21 UT
Marc W. Buie, Southwest Research Institute