Event between 02GB32 and star UC4-425-060926 with event index number of 54721
Geocentric closest approach at 2017/05/13 17:50:06 UTC
J2000 position of star is 14:43:21.4 -05:11:52
Equinox of date position of star is 14:44:16.2 -05:16:15
Stellar brightness R=13.3,
use SENSEUP=32
Star is 44 degrees from the moon.
Moon is 93% illuminated.
TNO apparent brightness V=23.2
TNO is 35.5 AU from the Sun
and 34.5 AU from the Earth.
The TNO is moving 22.1
km/sec on the sky relative to the star, or,
3.2 arcsec/hr.
The 1-sigma error in the time of the event is 155 seconds.
The 1-sigma cross-track error in the shadow position is
1386 km.
The TNO has an absolute magnitude Hv=7.7
Diameter=175.4 km assuming a 5% albedo -- 7.9 sec chord
Diameter=71.6 km assuming a 30% albedo -- 3.2 sec chord
Dynamical classification is SCATNEAR
Star training set for 02GB32, (2017/05/13 17:50UT) Object RA Dec mag sep mel Spica 13:26:06.6 -11:15:05 1.0 20.23 61 27Bet Lib 15:17:56.6 -09:26:45 2.6 9.33 35 107Mu Vir 14:43:58.7 -05:43:58 3.9 0.47 44 PPM 197831 14:43:20.3 -05:09:32 8.2 0.26 44 PPM 197847 14:44:18.7 -05:16:48 9.4 0.01 44 02GB32 14:44:16.2 -05:16:15 13.3 44 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 02GB32, (2017/05/13 17:50UT) Object RA Dec mag sep mel Spica 13:25:11.5 -11:09:41 1.0 20.23 61 27Bet Lib 15:17:00.3 -09:22:59 2.6 9.33 35 107Mu Vir 14:43:03.8 -05:39:35 3.9 0.47 44 PPM 197831 14:42:25.5 -05:05:08 8.2 0.26 44 PPM 197847 14:43:23.9 -05:12:25 9.4 0.01 44 02GB32 14:43:21.4 -05:11:52 13.3 44 Positions are for J2000
Event circumstances last updated at 2017/05/13 17:30:50 UT
Marc W. Buie, Southwest Research Institute