Event between 13HR156 and star GA0760:05158503 with event index number of 239295
Geocentric closest approach at 2020/01/10 06:36:56 UTC
J2000 position of star is 15:10:13.1 -12:45:24
Equinox of date position of star is 15:11:15.2 -12:49:37
Stellar brightness G=16.3,
use SENSEUP=128
Star is 126 degrees from the moon.
Moon is 100% illuminated.
TNO apparent brightness V=24.1
TNO is 38.8 AU from the Sun
and 39.3 AU from the Earth.
The TNO is moving 20.1
km/sec on the sky relative to the star, or,
2.5 arcsec/hr.
The 1-sigma error in the time of the event is 1354 seconds.
The 1-sigma cross-track error in the shadow position is
4666 km.
The TNO has an absolute magnitude Hv=8.0
Diameter=154.2 km assuming a 5% albedo -- 7.7 sec chord
Diameter=62.9 km assuming a 30% albedo -- 3.1 sec chord
Dynamical classification is SCATEXTD
Star training set for 13HR156, (2020/01/10 06:37UT) Object RA Dec mag sep mel Antares 16:30:38.3 -26:28:29 0.9 23.07 147 27Bet Lib 15:18:05.3 -09:27:20 2.6 3.76 126 18 Lib 14:59:58.7 -11:13:24 5.8 3.21 123 PPM 229833 15:10:59.6 -13:03:04 8.4 0.23 126 PPM 229848 15:11:23.3 -12:44:12 9.2 0.10 126 13HR156 15:11:19.2 -12:49:54 16.3 126 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 13HR156, (2020/01/10 06:37UT) Object RA Dec mag sep mel Antares 16:29:24.4 -26:25:56 0.9 23.07 147 27Bet Lib 15:17:00.3 -09:22:59 2.6 3.76 126 18 Lib 14:58:53.4 -11:08:40 5.8 3.21 123 PPM 229833 15:09:53.5 -12:58:33 8.4 0.23 126 PPM 229848 15:10:17.3 -12:39:41 9.2 0.10 126 13HR156 15:10:13.1 -12:45:24 16.3 126 Positions are for J2000
Event circumstances last updated at 2018/10/18 18:02:36 UT
Marc W. Buie, Southwest Research Institute