Event between 10JE215 and star GA0720:21088083 with event index number of 2090697
Geocentric closest approach at 2022/06/24 23:21:38 UTC
J2000 position of star is 18:17:18.2 -16:45:53
Equinox of date position of star is 18:18:35.4 -16:45:18
Stellar brightness G=12.9,
use SENSEUP=32 with the MallinCam and and exposure
time of 500 milli-seconds with the QHY174 camera.
Star is 134 degrees from the moon.
Moon is 15% illuminated.
TNO apparent brightness V=22.8
TNO is 28.3 AU from the Sun
and 27.2 AU from the Earth.
The TNO is moving 22.5
km/sec on the sky relative to the star, or,
4.1 arcsec/hr.
The 1-sigma error in the time of the event is 373 seconds.
The 1-sigma cross-track error in the shadow position is
2258 km.
The TNO has an absolute magnitude Hv=8.3
Diameter=133.0 km assuming a 5% albedo -- 5.9 sec chord
Diameter=54.3 km assuming a 30% albedo -- 2.4 sec chord
Dynamical classification is CENTAURR
Star training set for 10JE215, (2022/06/24 23:22UT) Object RA Dec mag sep mel Antares 16:30:47.4 -26:28:48 0.9 26.81 158 Nunki 18:56:39.5 -26:16:00 2.0 12.98 126 PPM 234283 18:18:30.1 -17:21:51 5.8 0.61 134 PPM 234354 18:20:21.7 -16:38:45 8.4 0.43 133 PPM 234285 18:18:35.0 -16:55:08 8.7 0.16 134 10JE215 18:18:36.3 -16:45:18 12.9 133 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 10JE215, (2022/06/24 23:22UT) Object RA Dec mag sep mel Antares 16:29:24.4 -26:25:56 0.9 26.81 158 Nunki 18:55:15.9 -26:17:49 2.0 12.98 126 PPM 234283 18:17:11.6 -17:22:26 5.8 0.61 134 PPM 234354 18:19:03.7 -16:39:24 8.4 0.43 133 PPM 234285 18:17:16.8 -16:55:43 8.7 0.16 134 10JE215 18:17:18.2 -16:45:53 12.9 134 Positions are for J2000
Event circumstances last updated at 2022/03/14 01:04:36 UT
Marc W. Buie, Southwest Research Institute