Event between 12XW159 and star GA0960:01598347 with event index number of 2035591
Geocentric closest approach at 2022/11/03 16:36:03 UTC
J2000 position of star is 06:23:06.4 +06:11:36
Equinox of date position of star is 06:24:19.7 +06:10:49
Stellar brightness G=11.7,
use SENSEUP=8 with the MallinCam and and exposure
time of 125 milli-seconds with the QHY174 camera.
Star is 111 degrees from the moon.
Moon is 76% illuminated.
TNO apparent brightness V=22.6
TNO is 32.1 AU from the Sun
and 31.5 AU from the Earth.
The TNO is moving 13.4
km/sec on the sky relative to the star, or,
2.1 arcsec/hr.
The 1-sigma error in the time of the event is 320 seconds.
The 1-sigma cross-track error in the shadow position is
2045 km.
The TNO has an absolute magnitude Hv=7.4
Diameter=200.5 km assuming a 5% albedo -- 15.0 sec chord
Diameter=81.8 km assuming a 30% albedo -- 6.1 sec chord
Dynamical classification is 3:2E
Star training set for 12XW159, (2022/11/03 16:36UT) Object RA Dec mag sep mel Betelgeuse 05:56:24.5 +07:24:34 0.4 7.04 104 Alhena 06:39:01.9 +16:22:40 1.9 10.81 116 PPM 150217 06:18:12.4 +07:02:33 6.4 1.75 109 PPM 150480 06:26:50.2 +06:16:12 8.2 0.63 111 PPM 150403 06:24:34.5 +06:23:00 10.0 0.21 111 12XW159 06:24:20.0 +06:10:49 11.7 111 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 12XW159, (2022/11/03 16:36UT) Object RA Dec mag sep mel Betelgeuse 05:55:10.3 +07:24:26 0.4 7.04 104 Alhena 06:37:42.8 +16:23:57 1.9 10.81 116 PPM 150217 06:16:58.4 +07:03:08 6.4 1.75 109 PPM 150480 06:25:36.6 +06:17:04 8.2 0.63 111 PPM 150403 06:23:20.9 +06:23:48 10.0 0.21 111 12XW159 06:23:06.4 +06:11:36 11.7 111 Positions are for J2000
Event circumstances last updated at 2022/10/01 04:16:01 UT
Marc W. Buie, Southwest Research Institute