Event between 14GT53 and star GA0660:06398595 with event index number of 1141350
Geocentric closest approach at 2021/07/29 22:27:50 UTC
J2000 position of star is 15:13:08.5 -22:10:25
Equinox of date position of star is 15:14:21.9 -22:15:05
Stellar brightness G=16.1,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 146 degrees from the moon.
Moon is 66% illuminated.
TNO apparent brightness V=22.4
TNO is 45.3 AU from the Sun
and 45.1 AU from the Earth.
The TNO is moving 3.3
km/sec on the sky relative to the star, or,
0.4 arcsec/hr.
The 1-sigma error in the time of the event is 675 seconds.
The 1-sigma cross-track error in the shadow position is
3409 km.
The TNO has an absolute magnitude Hv=5.7
Diameter=440.6 km assuming a 5% albedo -- 132.5 sec chord
Diameter=179.9 km assuming a 30% albedo -- 54.1 sec chord
Dynamical classification is CLASSICAL
Star training set for 14GT53, (2021/07/29 22:28UT) Object RA Dec mag sep mel Antares 16:30:44.0 -26:28:41 0.9 17.87 129 7Del Sco 16:01:36.8 -22:40:53 2.3 10.91 136 PPM 264038 15:17:38.3 -22:28:40 5.5 0.78 145 PPM 264013 15:16:24.0 -22:59:46 8.3 0.88 145 PPM 263948 15:14:10.6 -22:20:08 9.4 0.10 146 14GT53 15:14:23.7 -22:15:12 16.1 146 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 14GT53, (2021/07/29 22:28UT) Object RA Dec mag sep mel Antares 16:29:24.4 -26:25:56 0.9 17.87 129 7Del Sco 16:00:20.0 -22:37:18 2.3 10.91 136 PPM 264038 15:16:23.0 -22:23:58 5.5 0.78 145 PPM 264013 15:15:08.4 -22:55:02 8.3 0.88 145 PPM 263948 15:12:55.4 -22:15:21 9.4 0.10 146 14GT53 15:13:08.5 -22:10:25 16.1 146 Positions are for J2000
Event circumstances last updated at 2021/01/24 20:42:21 UT
Marc W. Buie, Southwest Research Institute