Event between 11OA60 and star GA0720:32945142 with event index number of 213641
Geocentric closest approach at 2019/09/26 23:19:54 UTC
J2000 position of star is 20:19:57.4 -17:24:19
Equinox of date position of star is 20:21:01.4 -17:20:43
Stellar brightness G=15.5,
use SENSEUP=128
Star is 145 degrees from the moon.
Moon is 5% illuminated.
TNO apparent brightness V=21.0
TNO is 35.8 AU from the Sun
and 35.3 AU from the Earth.
The TNO is moving 10.0
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 759 seconds.
The 1-sigma cross-track error in the shadow position is
4879 km.
The TNO has an absolute magnitude Hv=5.3
Diameter=515.2 km assuming a 5% albedo -- 51.6 sec chord
Diameter=210.3 km assuming a 30% albedo -- 21.1 sec chord
Dynamical classification is SCATEXTD
Star training set for 11OA60, (2019/09/26 23:20UT) Object RA Dec mag sep mel Fomalhaut 22:58:44.2 -29:31:02 1.2 37.95 162 Nunki 18:56:29.3 -26:16:14 2.0 21.53 125 7Sig Cap 20:20:31.8 -19:03:20 5.3 1.72 144 PPM 237249 20:20:50.5 -17:25:29 8.3 0.10 145 11OA60 20:21:04.9 -17:20:32 15.5 145 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 11OA60, (2019/09/26 23:20UT) Object RA Dec mag sep mel Fomalhaut 22:57:39.5 -29:37:23 1.2 37.95 162 Nunki 18:55:15.9 -26:17:49 2.0 21.53 125 7Sig Cap 20:19:23.6 -19:07:07 5.3 1.72 144 PPM 237249 20:19:43.0 -17:29:17 8.3 0.10 145 11OA60 20:19:57.4 -17:24:19 15.5 145 Positions are for J2000
Event circumstances last updated at 2018/09/26 17:33:30 UT
Marc W. Buie, Southwest Research Institute