Event between (363401) 03LB7 and star UC4-332-086420 with event index number of 336042
Geocentric closest approach at 2019/05/08 21:28:07 UTC
J2000 position of star is 16:59:09.1 -23:43:46
Equinox of date position of star is 17:00:18.0 -23:45:25
Stellar brightness R=15.8,
use SENSEUP=128
Star is 159 degrees from the moon.
Moon is 17% 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 21.0
km/sec on the sky relative to the star, or,
2.6 arcsec/hr.
The 1-sigma error in the time of the event is 756 seconds.
The 1-sigma cross-track error in the shadow position is
2962 km.
The TNO has an absolute magnitude Hv=6.7
Diameter=275.4 km assuming a 5% albedo -- 13.1 sec chord
Diameter=112.4 km assuming a 30% albedo -- 5.4 sec chord
Dynamical classification is CLASSICAL
Star training set for 363401, (2019/05/08 21:28UT) Object RA Dec mag sep mel Antares 16:30:35.8 -26:28:24 0.9 7.26 152 23Tau Sco 16:37:05.4 -28:15:16 2.8 6.89 153 26 Oph 17:01:20.8 -25:01:01 5.8 1.28 159 PPM 266216 16:59:57.8 -24:00:54 8.5 0.27 159 PPM 266208 16:59:39.2 -23:43:09 9.5 0.16 159 363401 17:00:19.6 -23:45:27 15.8 159 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, (2019/05/08 21:28UT) Object RA Dec mag sep mel Antares 16:29:24.4 -26:25:56 0.9 7.26 152 23Tau Sco 16:35:53.0 -28:12:58 2.8 6.89 153 26 Oph 17:00:09.6 -24:59:22 5.8 1.28 159 PPM 266216 16:58:47.2 -23:59:13 8.5 0.27 159 PPM 266208 16:58:28.7 -23:41:27 9.5 0.16 159 363401 16:59:09.1 -23:43:46 15.8 159 Positions are for J2000
Event circumstances last updated at 2018/11/28 22:05:09 UT
Marc W. Buie, Southwest Research Institute