Event between (310071) 10KR59 and star GA0640:07065441 with event index number of 2186737
Geocentric closest approach at 2022/07/15 14:20:36 UTC
J2000 position of star is 15:41:58.6 -25:06:08
Equinox of date position of star is 15:43:19.2 -25:10:22
Stellar brightness G=16.3,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 80 degrees from the moon.
Moon is 95% illuminated.
TNO apparent brightness V=20.9
TNO is 19.8 AU from the Sun
and 19.1 AU from the Earth.
The TNO is moving 10.7
km/sec on the sky relative to the star, or,
2.8 arcsec/hr.
The 1-sigma error in the time of the event is 79 seconds.
The 1-sigma cross-track error in the shadow position is
759 km.
The TNO has an absolute magnitude Hv=7.8
Diameter=163.7 km assuming a 5% albedo -- 15.3 sec chord
Diameter=66.8 km assuming a 30% albedo -- 6.3 sec chord
Dynamical classification is CENTAURR
Star training set for 310071, (2022/07/15 14:20UT) Object RA Dec mag sep mel Antares 16:30:47.6 -26:28:48 0.9 10.76 69 7Del Sco 16:01:40.2 -22:41:03 2.3 4.87 76 42 Lib 15:41:37.1 -23:53:23 5.0 1.34 80 PPM 264611 15:44:32.7 -25:29:09 7.3 0.42 79 PPM 264595 15:44:00.4 -25:18:16 9.4 0.20 79 310071 15:43:19.5 -25:10:23 16.3 79 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 310071, (2022/07/15 14:20UT) Object RA Dec mag sep mel Antares 16:29:24.4 -26:25:56 0.9 10.76 69 7Del Sco 16:00:20.0 -22:37:18 2.3 4.87 76 42 Lib 15:40:16.9 -23:49:05 5.0 1.34 80 PPM 264611 15:43:11.5 -25:24:56 7.3 0.42 79 PPM 264595 15:42:39.4 -25:14:03 9.4 0.20 79 310071 15:41:58.6 -25:06:08 16.3 80 Positions are for J2000
Event circumstances last updated at 2022/06/06 23:51:09 UT
Marc W. Buie, Southwest Research Institute