Event between 14GR53 and star GA0600:08156706 with event index number of 1141087
Geocentric closest approach at 2021/04/03 21:12:28 UTC
J2000 position of star is 16:02:05.9 -29:55:47
Equinox of date position of star is 16:03:24.8 -29:59:13
Stellar brightness G=14.8,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 34 degrees from the moon.
Moon is 56% illuminated.
TNO apparent brightness V=21.9
TNO is 23.0 AU from the Sun
and 22.4 AU from the Earth.
The TNO is moving 15.3
km/sec on the sky relative to the star, or,
3.4 arcsec/hr.
The 1-sigma error in the time of the event is 73 seconds.
The 1-sigma cross-track error in the shadow position is
1427 km.
The TNO has an absolute magnitude Hv=8.1
Diameter=143.2 km assuming a 5% albedo -- 9.3 sec chord
Diameter=58.5 km assuming a 30% albedo -- 3.8 sec chord
Dynamical classification is CENTAURS
Star training set for 14GR53, (2021/04/03 21:12UT) Object RA Dec mag sep mel Antares 16:30:42.8 -26:28:38 0.9 6.96 28 7Del Sco 16:01:35.6 -22:40:50 2.3 7.32 35 PPM 294547 16:02:40.3 -31:56:51 6.4 1.97 34 PPM 294590 16:04:22.5 -30:19:15 8.3 0.39 33 PPM 265021 16:03:23.4 -29:46:19 9.4 0.22 34 14GR53 16:03:25.5 -29:59:15 14.8 33 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 14GR53, (2021/04/03 21:12UT) Object RA Dec mag sep mel Antares 16:29:24.4 -26:25:56 0.9 6.96 28 7Del Sco 16:00:20.0 -22:37:18 2.3 7.32 35 PPM 294547 16:01:19.6 -31:53:21 6.4 1.97 34 PPM 294590 16:03:02.7 -30:15:48 8.3 0.39 33 PPM 265021 16:02:03.9 -29:42:50 9.4 0.22 34 14GR53 16:02:05.9 -29:55:47 14.8 34 Positions are for J2000
Event circumstances last updated at 2021/01/19 21:43:29 UT
Marc W. Buie, Southwest Research Institute