Event between 13FB28 and star GA0800:04137822 with event index number of 197044
Geocentric closest approach at 2019/06/12 08:10:56 UTC
J2000 position of star is 11:43:55.4 -09:36:18
Equinox of date position of star is 11:44:52.7 -09:42:33
Stellar brightness G=16.5,
use SENSEUP=128
Star is 24 degrees from the moon.
Moon is 73% illuminated.
TNO apparent brightness V=22.5
TNO is 43.9 AU from the Sun
and 43.7 AU from the Earth.
The TNO is moving 4.3
km/sec on the sky relative to the star, or,
0.5 arcsec/hr.
The 1-sigma error in the time of the event is 1349 seconds.
The 1-sigma cross-track error in the shadow position is
5183 km.
The TNO has an absolute magnitude Hv=5.9
Diameter=400.0 km assuming a 5% albedo -- 93.4 sec chord
Diameter=163.3 km assuming a 30% albedo -- 38.1 sec chord
Dynamical classification is SCATEXTD
Star training set for 13FB28, (2019/06/12 08:11UT) Object RA Dec mag sep mel Spica 13:26:13.2 -11:15:44 1.0 24.94 9 4Gam Crv 12:16:48.5 -17:38:59 2.6 11.09 21 21The Crt 11:37:40.2 -09:54:36 4.7 1.80 26 PPM 194751 11:43:48.1 -09:26:59 8.4 0.38 24 PPM 194783 11:45:37.4 -09:35:04 9.5 0.22 24 13FB28 11:44:54.9 -09:42:47 16.5 24 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 13FB28, (2019/06/12 08:11UT) Object RA Dec mag sep mel Spica 13:25:11.5 -11:09:41 1.0 24.94 9 4Gam Crv 12:15:48.2 -17:32:31 2.6 11.09 21 21The Crt 11:36:40.8 -09:48:08 4.7 1.80 26 PPM 194751 11:42:48.7 -09:20:30 8.4 0.38 24 PPM 194783 11:44:37.9 -09:28:35 9.5 0.22 24 13FB28 11:43:55.4 -09:36:18 16.5 24 Positions are for J2000
Event circumstances last updated at 2018/09/25 18:40:10 UT
Marc W. Buie, Southwest Research Institute