Event between 10TH and star GA0980:02012788 with event index number of 2427241
Geocentric closest approach at 2022/10/23 23:15:31 UTC
J2000 position of star is 06:35:15.6 +09:50:24
Equinox of date position of star is 06:36:30.7 +09:49:13
Stellar brightness G=12.2,
use SENSEUP=16 with the MallinCam and and exposure
time of 250 milli-seconds with the QHY174 camera.
Star is 94 degrees from the moon.
Moon is 3% illuminated.
TNO apparent brightness V=22.5
TNO is 19.8 AU from the Sun
and 19.4 AU from the Earth.
The TNO is moving 7.0
km/sec on the sky relative to the star, or,
1.8 arcsec/hr.
The 1-sigma error in the time of the event is 232 seconds.
The 1-sigma cross-track error in the shadow position is
1143 km.
The TNO has an absolute magnitude Hv=9.3
Diameter=83.2 km assuming a 5% albedo -- 11.9 sec chord
Diameter=34.0 km assuming a 30% albedo -- 4.9 sec chord
Dynamical classification is CENTAURR
Star training set for 10TH, (2022/10/23 23:16UT) Object RA Dec mag sep mel Betelgeuse 05:56:24.4 +07:24:34 0.4 10.20 103 Alhena 06:39:01.8 +16:22:40 1.9 6.59 93 PPM 122614 06:33:04.6 +11:31:35 5.4 1.90 94 PPM 150812 06:36:33.1 +09:58:06 7.3 0.15 94 10TH 06:36:30.9 +09:49:13 12.2 93 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 10TH, (2022/10/23 23:16UT) Object RA Dec mag sep mel Betelgeuse 05:55:10.3 +07:24:26 0.4 10.20 103 Alhena 06:37:42.8 +16:23:57 1.9 6.59 93 PPM 122614 06:31:48.3 +11:32:40 5.4 1.90 94 PPM 150812 06:35:17.6 +09:59:17 7.3 0.15 94 10TH 06:35:15.6 +09:50:24 12.2 94 Positions are for J2000
Event circumstances last updated at 2022/10/01 04:15:46 UT
Marc W. Buie, Southwest Research Institute