Event between 13SG106 and star GA0920:00085118 with event index number of 2464262
Geocentric closest approach at 2022/07/04 21:50:13 UTC
J2000 position of star is 00:56:58.8 +03:37:07
Equinox of date position of star is 00:58:06.2 +03:44:09
Stellar brightness G=16.8,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 153 degrees from the moon.
Moon is 28% illuminated.
TNO apparent brightness V=23.3
TNO is 38.3 AU from the Sun
and 38.3 AU from the Earth.
The TNO is moving 7.0
km/sec on the sky relative to the star, or,
0.9 arcsec/hr.
The 1-sigma error in the time of the event is 394 seconds.
The 1-sigma cross-track error in the shadow position is
2280 km.
The TNO has an absolute magnitude Hv=7.3
Diameter=174.6 km assuming a 5% albedo -- 29.9 sec chord
Diameter=71.3 km assuming a 30% albedo -- 12.2 sec chord
Dynamical classification is SCATNEAR
Star training set for 13SG106, (2022/07/04 21:49UT) Object RA Dec mag sep mel Fomalhaut 22:58:53.4 -29:30:09 1.2 43.83 159 Algenib 00:14:23.9 +15:18:31 2.8 15.80 152 96 G. Psc 00:49:33.9 +05:23:46 5.8 2.70 154 PPM 144117 00:59:52.3 +04:19:37 7.9 0.73 152 PPM 144065 00:57:11.1 +03:47:33 10.0 0.24 153 13SG106 00:58:08.5 +03:44:24 16.8 152 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 13SG106, (2022/07/04 21:49UT) Object RA Dec mag sep mel Fomalhaut 22:57:39.6 -29:37:24 1.2 43.83 159 Algenib 00:13:14.2 +15:11:01 2.8 15.80 152 96 G. Psc 00:48:24.1 +05:16:25 5.8 2.70 154 PPM 144117 00:58:42.5 +04:12:21 7.9 0.73 152 PPM 144065 00:56:01.5 +03:40:16 10.0 0.24 153 13SG106 00:56:58.8 +03:37:07 16.8 153 Positions are for J2000
Event circumstances last updated at 2021/10/05 01:12:17 UT
Marc W. Buie, Southwest Research Institute