Event between 14WO510 and star GA1140:00976680 with event index number of 1055339
Geocentric closest approach at 2021/02/10 13:57:02 UTC
J2000 position of star is 05:06:13.0 +24:00:52
Equinox of date position of star is 05:07:30.1 +24:02:29
Stellar brightness G=14.7,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 131 degrees from the moon.
Moon is 2% illuminated.
TNO apparent brightness V=22.4
TNO is 32.4 AU from the Sun
and 32.0 AU from the Earth.
The TNO is moving 7.9
km/sec on the sky relative to the star, or,
1.2 arcsec/hr.
The 1-sigma error in the time of the event is 507 seconds.
The 1-sigma cross-track error in the shadow position is
1490 km.
The TNO has an absolute magnitude Hv=7.1
Diameter=234.4 km assuming a 5% albedo -- 29.7 sec chord
Diameter=95.7 km assuming a 30% albedo -- 12.1 sec chord
Dynamical classification is 3:2E
Star training set for 14WO510, (2021/02/10 13:57UT) Object RA Dec mag sep mel Aldebaran 04:37:08.1 +16:33:00 0.8 10.33 122 Alnath 05:27:37.7 +28:37:24 1.6 6.43 136 103 Tau 05:09:24.0 +24:17:28 5.3 0.50 131 PPM 094048 05:06:29.0 +23:49:35 8.3 0.32 130 PPM 094072 05:08:15.5 +24:03:44 9.6 0.17 131 14WO510 05:07:30.2 +24:02:29 14.7 131 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 14WO510, (2021/02/10 13:57UT) Object RA Dec mag sep mel Aldebaran 04:35:55.3 +16:30:29 0.8 10.33 122 Alnath 05:26:17.5 +28:36:23 1.6 6.43 136 103 Tau 05:08:06.6 +24:15:54 5.3 0.50 131 PPM 094048 05:05:12.0 +23:47:56 8.3 0.32 130 PPM 094072 05:06:58.4 +24:02:09 9.6 0.17 131 14WO510 05:06:13.0 +24:00:52 14.7 131 Positions are for J2000
Event circumstances last updated at 2021/02/06 20:35:31 UT
Marc W. Buie, Southwest Research Institute