Event between 13WV107 and star UC4-561-026390 with event index number of 58925
Geocentric closest approach at 2017/04/15 12:45:08 UTC
J2000 position of star is 06:13:18.7 +22:03:03
Equinox of date position of star is 06:14:20.8 +22:02:42
Stellar brightness R=15.9,
use SENSEUP=128
Star is 160 degrees from the moon.
Moon is 84% illuminated.
TNO apparent brightness V=21.1
TNO is 11.2 AU from the Sun
and 11.6 AU from the Earth.
The TNO is moving 19.9
km/sec on the sky relative to the star, or,
8.6 arcsec/hr.
The 1-sigma error in the time of the event is 58 seconds.
The 1-sigma cross-track error in the shadow position is
681 km.
The TNO has an absolute magnitude Hv=10.1
Diameter=56.5 km assuming a 5% albedo -- 2.8 sec chord
Diameter=23.1 km assuming a 30% albedo -- 1.2 sec chord
Dynamical classification is CENTAURR
Star training set for 13WV107, (2017/04/15 12:45UT) Object RA Dec mag sep mel Betelgeuse 05:56:06.5 +07:24:32 0.4 15.28 161 Alhena 06:38:42.6 +16:22:59 1.9 8.07 154 7Eta Gem 06:15:55.3 +22:30:01 4.5 0.58 159 PPM 095640 06:15:30.9 +21:46:31 8.4 0.38 159 PPM 095603 06:13:44.7 +21:58:58 10.5 0.15 160 13WV107 06:14:21.2 +22:02:42 15.9 159 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 13WV107, (2017/04/15 12:45UT) Object RA Dec mag sep mel Betelgeuse 05:55:10.3 +07:24:26 0.4 15.28 161 Alhena 06:37:42.8 +16:23:57 1.9 8.07 154 7Eta Gem 06:14:52.6 +22:30:24 4.5 0.58 159 PPM 095640 06:14:28.5 +21:46:54 8.4 0.38 159 PPM 095603 06:12:42.2 +21:59:18 10.5 0.15 160 13WV107 06:13:18.7 +22:03:03 15.9 160 Positions are for J2000
Event circumstances last updated at 2017/03/07 17:42:24 UT
Marc W. Buie, Southwest Research Institute