Event between (32532) Thereus and star GA0860:03483840 with event index number of 337786
Geocentric closest approach at 2019/03/11 14:39:39 UTC
J2000 position of star is 08:25:08.2 -02:07:38
Equinox of date position of star is 08:26:06.2 -02:11:25
Stellar brightness G=15.6,
use SENSEUP=128
Star is 82 degrees from the moon.
Moon is 22% illuminated.
TNO apparent brightness V=20.3
TNO is 12.6 AU from the Sun
and 11.8 AU from the Earth.
The TNO is moving 17.1
km/sec on the sky relative to the star, or,
7.2 arcsec/hr.
The 1-sigma error in the time of the event is 64 seconds.
The 1-sigma cross-track error in the shadow position is
972 km.
The TNO has an absolute magnitude Hv=9.1
Diameter=91.2 km assuming a 5% albedo -- 5.3 sec chord
Diameter=37.2 km assuming a 30% albedo -- 2.2 sec chord
Dynamical classification is CENTAURR
Star training set for 32532, (2019/03/11 14:40UT) Object RA Dec mag sep mel Sirius 06:45:59.6 -16:44:37 -1.5 28.59 62 Alphard 09:28:31.8 -08:44:34 2.0 16.85 98 1 Hya 08:25:32.4 -03:48:53 5.8 1.63 82 PPM 191346 08:27:27.0 -02:48:09 7.7 0.70 82 PPM 177438 08:26:06.4 -02:10:05 9.0 0.02 82 32532 08:26:06.4 -02:11:26 15.6 82 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 32532, (2019/03/11 14:40UT) Object RA Dec mag sep mel Sirius 06:45:08.1 -16:43:21 -1.5 28.59 62 Alphard 09:27:35.2 -08:39:31 2.0 16.85 98 1 Hya 08:24:34.7 -03:45:05 5.8 1.63 82 PPM 191346 08:26:29.0 -02:44:19 7.7 0.70 82 PPM 177438 08:25:08.1 -02:06:17 9.0 0.02 82 32532 08:25:08.2 -02:07:38 15.6 82 Positions are for J2000
Event circumstances last updated at 2019/02/12 06:39:54 UT
Marc W. Buie, Southwest Research Institute