Event between 14KB102 and star GA0740:10711829 with event index number of 1143719
Geocentric closest approach at 2021/04/02 03:42:18 UTC
J2000 position of star is 17:42:33.6 -14:50:24
Equinox of date position of star is 17:43:45.8 -14:50:55
Stellar brightness G=12.4,
use SENSEUP=16 with the MallinCam and and exposure
time of 250 milli-seconds with the QHY174 camera.
Star is 15 degrees from the moon.
Moon is 75% illuminated.
TNO apparent brightness V=22.4
TNO is 32.8 AU from the Sun
and 32.5 AU from the Earth.
The TNO is moving 5.4
km/sec on the sky relative to the star, or,
0.8 arcsec/hr.
The 1-sigma error in the time of the event is 259 seconds.
The 1-sigma cross-track error in the shadow position is
5371 km.
The TNO has an absolute magnitude Hv=7.1
Diameter=227.0 km assuming a 5% albedo -- 42.4 sec chord
Diameter=92.7 km assuming a 30% albedo -- 17.3 sec chord
Dynamical classification is 5:2EEE
Star training set for 14KB102, (2021/04/02 03:42UT) Object RA Dec mag sep mel Antares 16:30:42.8 -26:28:38 0.9 20.63 6 35Eta Oph 17:11:35.9 -15:44:59 2.6 7.81 9 PPM 233599 17:48:49.5 -14:43:55 5.9 1.23 16 PPM 233491 17:43:53.5 -15:34:04 7.5 0.72 15 PPM 233483 17:43:32.7 -15:00:48 8.6 0.17 15 14KB102 17:43:46.5 -14:50:56 12.4 15 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 14KB102, (2021/04/02 03:42UT) Object RA Dec mag sep mel Antares 16:29:24.4 -26:25:56 0.9 20.63 6 35Eta Oph 17:10:22.7 -15:43:29 2.6 7.81 9 PPM 233599 17:47:36.7 -14:43:34 5.9 1.23 16 PPM 233491 17:42:40.3 -15:33:33 7.5 0.72 15 PPM 233483 17:42:19.8 -15:00:16 8.6 0.17 15 14KB102 17:42:33.6 -14:50:24 12.4 15 Positions are for J2000
Event circumstances last updated at 2021/01/19 21:41:22 UT
Marc W. Buie, Southwest Research Institute