Event between (363401) 03LB7 and star UC4-332-084715 with event index number of 336067
Geocentric closest approach at 2019/06/27 19:44:40 UTC
J2000 position of star is 16:54:57.5 -23:38:03
Equinox of date position of star is 16:56:06.3 -23:39:49
Stellar brightness R=15.1,
use SENSEUP=128
Star is 138 degrees from the moon.
Moon is 27% illuminated.
TNO apparent brightness V=22.9
TNO is 41.3 AU from the Sun
and 40.4 AU from the Earth.
The TNO is moving 22.6
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 680 seconds.
The 1-sigma cross-track error in the shadow position is
4685 km.
The TNO has an absolute magnitude Hv=6.7
Diameter=275.4 km assuming a 5% albedo -- 12.2 sec chord
Diameter=112.4 km assuming a 30% albedo -- 5.0 sec chord
Dynamical classification is CLASSICAL
Star training set for 363401, (2019/06/27 19:45UT) Object RA Dec mag sep mel Antares 16:30:36.3 -26:28:25 0.9 6.43 142 23Tau Sco 16:37:05.9 -28:15:17 2.8 6.27 140 26 Oph 17:01:21.3 -25:01:02 5.8 1.80 136 PPM 266128 16:56:01.6 -23:32:34 6.9 0.12 138 363401 16:56:08.4 -23:39:52 15.1 137 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 363401, (2019/06/27 19:45UT) Object RA Dec mag sep mel Antares 16:29:24.4 -26:25:56 0.9 6.43 142 23Tau Sco 16:35:53.0 -28:12:58 2.8 6.27 140 26 Oph 17:00:09.6 -24:59:22 5.8 1.80 136 PPM 266128 16:54:50.8 -23:30:45 6.9 0.12 138 363401 16:54:57.5 -23:38:03 15.1 138 Positions are for J2000
Event circumstances last updated at 2018/11/28 22:06:50 UT
Marc W. Buie, Southwest Research Institute