Event between (416400) 03UZ117 and star GA0920:00435840 with event index number of 330370
Geocentric closest approach at 2019/10/27 02:42:51 UTC
J2000 position of star is 04:33:06.4 +02:21:23
Equinox of date position of star is 04:34:07.6 +02:23:47
Stellar brightness G=16.0,
use SENSEUP=128
Star is 131 degrees from the moon.
Moon is 2% illuminated.
TNO apparent brightness V=21.0
TNO is 38.7 AU from the Sun
and 37.9 AU from the Earth.
The TNO is moving 21.6
km/sec on the sky relative to the star, or,
2.8 arcsec/hr.
The 1-sigma error in the time of the event is 240 seconds.
The 1-sigma cross-track error in the shadow position is
3417 km.
The TNO has an absolute magnitude Hv=5.1
Diameter=575.5 km assuming a 5% albedo -- 26.6 sec chord
Diameter=234.9 km assuming a 30% albedo -- 10.9 sec chord
Dynamical classification is SCATEXTD
Star training set for 416400, (2019/10/27 02:43UT) Object RA Dec mag sep mel Aldebaran 04:37:03.6 +16:32:51 0.8 14.17 129 67Bet Eri 05:08:49.5 -05:03:44 2.8 11.43 122 PPM 147584 04:29:33.7 +01:25:24 5.5 1.50 132 PPM 147588 04:29:52.3 +02:24:50 8.4 1.07 132 PPM 147655 04:33:14.3 +02:36:54 9.3 0.31 131 416400 04:34:08.3 +02:23:49 16.0 131 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 416400, (2019/10/27 02:43UT) Object RA Dec mag sep mel Aldebaran 04:35:55.3 +16:30:30 0.8 14.17 129 67Bet Eri 05:07:50.8 -05:05:13 2.8 11.43 122 PPM 147584 04:28:32.1 +01:22:50 5.5 1.50 132 PPM 147588 04:28:50.3 +02:22:17 8.4 1.07 132 PPM 147655 04:32:12.2 +02:34:27 9.3 0.31 131 416400 04:33:06.4 +02:21:23 16.0 131 Positions are for J2000
Event circumstances last updated at 2019/07/30 22:30:52 UT
Marc W. Buie, Southwest Research Institute