Event between 14WK510 and star GA1060:01957101 with event index number of 2575777
Geocentric closest approach at 2022/12/22 19:12:26 UTC
J2000 position of star is 06:27:02.8 +17:38:10
Equinox of date position of star is 06:28:19.5 +17:37:17
Stellar brightness G=15.1,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 163 degrees from the moon.
Moon is 1% illuminated.
TNO apparent brightness V=22.4
TNO is 36.0 AU from the Sun
and 35.0 AU from the Earth.
The TNO is moving 24.7
km/sec on the sky relative to the star, or,
3.5 arcsec/hr.
The 1-sigma error in the time of the event is 171 seconds.
The 1-sigma cross-track error in the shadow position is
1439 km.
The TNO has an absolute magnitude Hv=6.9
Diameter=253.5 km assuming a 5% albedo -- 10.2 sec chord
Diameter=103.5 km assuming a 30% albedo -- 4.2 sec chord
Dynamical classification is SCATNEAR
Star training set for 14WK510, (2022/12/22 19:12UT) Object RA Dec mag sep mel Betelgeuse 05:56:25.0 +07:24:34 0.4 12.84 160 Alhena 06:39:02.3 +16:22:40 1.9 2.83 160 PPM 122270 06:20:22.0 +17:18:51 6.1 1.94 164 PPM 122487 06:28:15.2 +17:26:10 8.2 0.19 163 14WK510 06:28:23.1 +17:37:14 15.1 163 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 14WK510, (2022/12/22 19:12UT) Object RA Dec mag sep mel Betelgeuse 05:55:10.3 +07:24:26 0.4 12.84 160 Alhena 06:37:42.8 +16:23:56 1.9 2.83 160 PPM 122270 06:19:01.8 +17:19:31 6.1 1.94 164 PPM 122487 06:26:55.0 +17:27:06 8.2 0.19 163 14WK510 06:27:02.8 +17:38:10 15.1 163 Positions are for J2000
Event circumstances last updated at 2021/12/18 01:52:42 UT
Marc W. Buie, Southwest Research Institute