Event between 14WO510 and star GA1140:01174499 with event index number of 2644299
Geocentric closest approach at 2021/11/09 22:34:00 UTC
J2000 position of star is 05:24:12.6 +24:31:59
Equinox of date position of star is 05:25:32.6 +24:33:06
Stellar brightness G=16.8,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 144 degrees from the moon.
Moon is 33% illuminated.
TNO apparent brightness V=22.3
TNO is 32.4 AU from the Sun
and 31.5 AU from the Earth.
The TNO is moving 19.4
km/sec on the sky relative to the star, or,
3.1 arcsec/hr.
The 1-sigma error in the time of the event is 280 seconds.
The 1-sigma cross-track error in the shadow position is
1559 km.
The TNO has an absolute magnitude Hv=7.1
Diameter=234.4 km assuming a 5% albedo -- 12.1 sec chord
Diameter=95.7 km assuming a 30% albedo -- 4.9 sec chord
Dynamical classification is 3:2E
Star training set for 14WO510, (2021/11/09 22:34UT) Object RA Dec mag sep mel Aldebaran 04:37:10.6 +16:33:05 0.8 13.85 131 Alnath 05:27:40.5 +28:37:26 1.6 4.10 145 109 Tau 05:20:35.5 +22:07:02 4.9 2.69 143 PPM 094385 05:29:15.0 +23:18:34 8.4 1.50 145 PPM 094360 05:27:37.2 +24:06:36 9.7 0.65 145 PPM 094327 05:25:05.0 +24:28:15 11.8 0.13 144 14WO510 05:25:32.9 +24:33:06 16.8 145 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, (2021/11/09 22:34UT) Object RA Dec mag sep mel Aldebaran 04:35:55.3 +16:30:29 0.8 13.85 131 Alnath 05:26:17.6 +28:36:23 1.6 4.10 145 109 Tau 05:19:16.6 +22:05:45 4.9 2.69 143 PPM 094385 05:27:55.4 +23:17:34 8.4 1.50 145 PPM 094360 05:26:17.1 +24:05:33 9.7 0.65 145 PPM 094327 05:23:44.7 +24:27:07 11.8 0.13 144 14WO510 05:24:12.6 +24:31:59 16.8 144 Positions are for J2000
Event circumstances last updated at 2021/10/07 00:32:59 UT
Marc W. Buie, Southwest Research Institute