Event between (552474) 10AW153 and star GA1060:03604233 with event index number of 2221835
Geocentric closest approach at 2028/01/13 23:21:39 UTC
J2000 position of star is 13:50:41.2 +16:55:51
Equinox of date position of star is 13:51:44.9 +16:49:19
Stellar brightness G=14.0,
use SENSEUP=64 with the MallinCam and and exposure
time of 1 seconds with the QHY174 camera.
Star is 65 degrees from the moon.
Moon is 95% illuminated.
TNO apparent brightness V=23.1
TNO is 24.0 AU from the Sun
and 23.9 AU from the Earth.
The TNO is moving 15.4
km/sec on the sky relative to the star, or,
3.2 arcsec/hr.
The 1-sigma error in the time of the event is 379 seconds.
The 1-sigma cross-track error in the shadow position is
5932 km.
The TNO has an absolute magnitude Hv=9.1
Diameter=91.2 km assuming a 5% albedo -- 5.9 sec chord
Diameter=37.2 km assuming a 30% albedo -- 2.4 sec chord
Dynamical classification is CENTAURR
Star training set for 552474, (2028/01/13 23:22UT) Object RA Dec mag sep mel Arcturus 14:16:57.0 +19:02:28 0.0 6.34 70 Vindemiatrix 13:03:34.5 +10:48:32 2.8 13.19 54 4Tau Boo 13:48:35.9 +17:19:05 4.5 0.97 64 PPM 130140 13:53:53.5 +16:35:29 7.6 0.49 65 PPM 130117 13:52:03.7 +16:52:42 9.7 0.09 64 552474 13:52:02.1 +16:47:34 14.0 65 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 552474, (2028/01/13 23:22UT) Object RA Dec mag sep mel Arcturus 14:15:38.0 +19:10:14 0.0 6.34 70 Vindemiatrix 13:02:10.2 +10:57:33 2.8 13.19 54 4Tau Boo 13:47:15.0 +17:27:25 4.5 0.97 64 PPM 130140 13:52:32.6 +16:43:44 7.6 0.49 65 PPM 130117 13:50:42.8 +17:00:59 9.7 0.09 64 552474 13:50:41.2 +16:55:51 14.0 64 Positions are for J2000
Event circumstances last updated at 2022/02/04 00:45:06 UT
Marc W. Buie, Southwest Research Institute