Event between (533398) 14GA54 and star GA0780:06127966 with event index number of 1607359
Geocentric closest approach at 2021/04/14 14:25:04 UTC
J2000 position of star is 17:17:37.0 -10:29:02
Equinox of date position of star is 17:18:46.8 -10:30:19
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 151 degrees from the moon.
Moon is 6% illuminated.
TNO apparent brightness V=22.3
TNO is 31.4 AU from the Sun
and 30.8 AU from the Earth.
The TNO is moving 11.7
km/sec on the sky relative to the star, or,
1.9 arcsec/hr.
The 1-sigma error in the time of the event is 164 seconds.
The 1-sigma cross-track error in the shadow position is
1230 km.
The TNO has an absolute magnitude Hv=7.2
Diameter=215.8 km assuming a 5% albedo -- 18.4 sec chord
Diameter=88.1 km assuming a 30% albedo -- 7.5 sec chord
Dynamical classification is REMOVED
Star training set for 533398, (2021/04/14 14:25UT) Object RA Dec mag sep mel Antares 16:30:43.0 -26:28:39 0.9 19.59 161 35Eta Oph 17:11:36.0 -15:44:59 2.6 5.53 154 PPM 232685 17:10:58.7 -10:32:58 5.6 1.92 153 PPM 232903 17:19:50.9 -10:14:25 8.1 0.37 151 PPM 232886 17:19:07.7 -10:22:54 9.4 0.15 151 533398 17:18:47.6 -10:30:20 12.9 151 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 533398, (2021/04/14 14:25UT) Object RA Dec mag sep mel Antares 16:29:24.4 -26:25:56 0.9 19.59 161 35Eta Oph 17:10:22.7 -15:43:29 2.6 5.53 154 PPM 232685 17:09:48.0 -10:31:26 5.6 1.92 153 PPM 232903 17:18:40.4 -10:13:10 8.1 0.37 151 PPM 232886 17:17:57.2 -10:21:38 9.4 0.15 151 533398 17:17:37.0 -10:29:02 12.9 151 Positions are for J2000
Event circumstances last updated at 2021/01/20 20:21:23 UT
Marc W. Buie, Southwest Research Institute