Event between 03HM57 and star GA0540:36575156 with event index number of 2001746
Geocentric closest approach at 2022/05/29 06:08:58 UTC
J2000 position of star is 18:46:48.8 -34:26:07
Equinox of date position of star is 18:48:16.9 -34:24:36
Stellar brightness G=16.5,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 134 degrees from the moon.
Moon is 1% illuminated.
TNO apparent brightness V=20.1
TNO is 14.3 AU from the Sun
and 13.5 AU from the Earth.
The TNO is moving 15.1
km/sec on the sky relative to the star, or,
5.6 arcsec/hr.
The 1-sigma error in the time of the event is 224 seconds.
The 1-sigma cross-track error in the shadow position is
1280 km.
The TNO has an absolute magnitude Hv=8.4
Diameter=128.8 km assuming a 5% albedo -- 8.5 sec chord
Diameter=52.6 km assuming a 30% albedo -- 3.5 sec chord
Dynamical classification is CENTAURR
Star training set for 03HM57, (2022/05/29 06:09UT) Object RA Dec mag sep mel Antares 16:30:47.1 -26:28:47 0.9 30.52 164 38Zet Sgr 19:04:02.1 -29:50:46 2.7 5.65 130 PPM 298194 18:50:46.5 -34:43:23 6.5 0.60 133 PPM 298128 18:47:24.9 -34:32:58 8.1 0.23 134 PPM 298157 18:48:41.8 -34:35:00 9.0 0.19 133 03HM57 18:48:17.7 -34:24:35 16.5 133 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 03HM57, (2022/05/29 06:09UT) Object RA Dec mag sep mel Antares 16:29:24.4 -26:25:56 0.9 30.52 164 38Zet Sgr 19:02:36.7 -29:52:49 2.7 5.65 130 PPM 298194 18:49:17.3 -34:45:00 6.5 0.60 133 PPM 298128 18:45:55.8 -34:34:29 8.1 0.23 134 PPM 298157 18:47:12.7 -34:36:33 9.0 0.19 133 03HM57 18:46:48.8 -34:26:07 16.5 133 Positions are for J2000
Event circumstances last updated at 2022/03/13 02:13:15 UT
Marc W. Buie, Southwest Research Institute