Event between 10GX34 and star GA0660:25065185 with event index number of 303759
Geocentric closest approach at 2019/08/31 02:38:02 UTC
J2000 position of star is 18:15:48.9 -23:53:57
Equinox of date position of star is 18:17:00.1 -23:53:29
Stellar brightness G=16.7,
use SENSEUP=128
Star is 107 degrees from the moon.
Moon is 1% illuminated.
TNO apparent brightness V=20.9
TNO is 16.6 AU from the Sun
and 16.1 AU from the Earth.
The TNO is moving 4.7
km/sec on the sky relative to the star, or,
1.4 arcsec/hr.
The 1-sigma error in the time of the event is 933 seconds.
The 1-sigma cross-track error in the shadow position is
2119 km.
The TNO has an absolute magnitude Hv=8.5
Diameter=120.8 km assuming a 5% albedo -- 25.9 sec chord
Diameter=49.3 km assuming a 30% albedo -- 10.6 sec chord
Dynamical classification is CENTAURR
Star training set for 10GX34, (2019/08/31 02:38UT) Object RA Dec mag sep mel Antares 16:30:37.0 -26:28:26 0.9 24.17 83 Nunki 18:56:29.0 -26:16:14 2.0 9.24 116 11 Sgr 18:12:55.4 -23:41:44 4.5 0.96 106 PPM 268162 18:17:46.4 -23:53:41 8.1 0.17 107 PPM 268144 18:17:01.2 -23:48:32 8.9 0.08 107 10GX34 18:17:01.0 -23:53:29 16.7 107 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 10GX34, (2019/08/31 02:38UT) Object RA Dec mag sep mel Antares 16:29:24.4 -26:25:56 0.9 24.17 83 Nunki 18:55:15.9 -26:17:49 2.0 9.24 116 11 Sgr 18:11:43.4 -23:42:05 4.5 0.96 106 PPM 268162 18:16:34.3 -23:54:10 8.1 0.17 107 PPM 268144 18:15:49.2 -23:49:01 8.9 0.08 107 10GX34 18:15:48.9 -23:53:57 16.7 107 Positions are for J2000
Event circumstances last updated at 2019/06/07 22:37:09 UT
Marc W. Buie, Southwest Research Institute