Event between 11UJ413 and star GA0960:00855291 with event index number of 235365
Geocentric closest approach at 2019/03/03 09:04:34 UTC
J2000 position of star is 05:37:50.1 +07:59:21
Equinox of date position of star is 05:38:52.4 +07:59:57
Stellar brightness G=16.6,
use SENSEUP=128
Star is 135 degrees from the moon.
Moon is 9% illuminated.
TNO apparent brightness V=22.8
TNO is 38.2 AU from the Sun
and 38.0 AU from the Earth.
The TNO is moving 8.6
km/sec on the sky relative to the star, or,
1.1 arcsec/hr.
The 1-sigma error in the time of the event is 172 seconds.
The 1-sigma cross-track error in the shadow position is
1976 km.
The TNO has an absolute magnitude Hv=6.8
Diameter=261.8 km assuming a 5% albedo -- 30.4 sec chord
Diameter=106.9 km assuming a 30% albedo -- 12.4 sec chord
Dynamical classification is SCATNEAR
Star training set for 11UJ413, (2019/03/03 09:05UT) Object RA Dec mag sep mel Betelgeuse 05:56:12.6 +07:24:33 0.4 4.33 139 Bellatrix 05:26:09.6 +06:21:56 1.6 3.55 131 PPM 149251 05:39:03.4 +07:33:04 5.7 0.45 135 PPM 149228 05:38:24.0 +07:40:45 8.2 0.34 135 PPM 149265 05:39:50.3 +08:02:53 8.6 0.24 135 PPM 149250 05:39:03.6 +08:12:32 11.1 0.21 135 11UJ413 05:38:52.6 +07:59:57 16.6 135 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 11UJ413, (2019/03/03 09:05UT) Object RA Dec mag sep mel Betelgeuse 05:55:10.3 +07:24:26 0.4 4.33 139 Bellatrix 05:25:07.8 +06:20:58 1.6 3.55 131 PPM 149251 05:38:01.1 +07:32:28 5.7 0.45 135 PPM 149228 05:37:21.6 +07:40:08 8.2 0.34 135 PPM 149265 05:38:47.8 +08:02:19 8.6 0.24 135 PPM 149250 05:38:01.0 +08:11:56 11.1 0.21 135 11UJ413 05:37:50.1 +07:59:21 16.6 135 Positions are for J2000
Event circumstances last updated at 2019/02/12 06:25:41 UT
Marc W. Buie, Southwest Research Institute