Event between (471152) 10FE49 and star GA0780:04547239 with event index number of 145894
Geocentric closest approach at 2018/07/06 12:45:34 UTC
J2000 position of star is 14:25:02.1 -10:14:16
Equinox of date position of star is 14:26:01.4 -10:19:13
Stellar brightness G=14.8,
use SENSEUP=128
Star is 160 degrees from the moon.
Moon is 48% illuminated.
TNO apparent brightness V=22.1
TNO is 34.8 AU from the Sun
and 34.4 AU from the Earth.
The TNO is moving 6.5
km/sec on the sky relative to the star, or,
0.9 arcsec/hr.
The 1-sigma error in the time of the event is 523 seconds.
The 1-sigma cross-track error in the shadow position is
2376 km.
The TNO has an absolute magnitude Hv=6.5
Diameter=302.0 km assuming a 5% albedo -- 46.6 sec chord
Diameter=123.3 km assuming a 30% albedo -- 19.0 sec chord
Dynamical classification is SCATNEAR
Star training set for 471152, (2018/07/06 12:46UT) Object RA Dec mag sep mel Spica 13:26:10.3 -11:15:27 1.0 14.73 170 27Bet Lib 15:18:00.3 -09:27:00 2.6 12.83 148 2 Lib 14:24:25.6 -11:47:52 6.2 1.53 159 PPM 228669 14:22:32.3 -10:27:19 8.1 0.87 160 PPM 228767 14:26:10.5 -10:16:30 9.5 0.06 160 471152 14:26:01.7 -10:19:15 14.8 159 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 471152, (2018/07/06 12:46UT) Object RA Dec mag sep mel Spica 13:25:11.5 -11:09:41 1.0 14.73 170 27Bet Lib 15:17:00.3 -09:22:59 2.6 12.83 148 2 Lib 14:23:25.6 -11:42:52 6.2 1.53 159 PPM 228669 14:21:32.8 -10:22:17 8.1 0.87 160 PPM 228767 14:25:10.9 -10:11:31 9.5 0.06 160 471152 14:25:02.1 -10:14:16 14.8 160 Positions are for J2000
Event circumstances last updated at 2018/06/05 16:13:11 UT
Marc W. Buie, Southwest Research Institute