Event between (500885) 13JL65 and star GA0740:06787151 with event index number of 255812
Geocentric closest approach at 2020/04/03 07:35:41 UTC
J2000 position of star is 17:05:05.5 -15:53:06
Equinox of date position of star is 17:06:10.3 -15:54:34
Stellar brightness G=15.2,
use SENSEUP=128
Star is 128 degrees from the moon.
Moon is 70% illuminated.
TNO apparent brightness V=24.7
TNO is 36.3 AU from the Sun
and 35.9 AU from the Earth.
The TNO is moving 8.7
km/sec on the sky relative to the star, or,
1.2 arcsec/hr.
The 1-sigma error in the time of the event is 1087 seconds.
The 1-sigma cross-track error in the shadow position is
4950 km.
The TNO has an absolute magnitude Hv=9.0
Diameter=95.5 km assuming a 5% albedo -- 11.0 sec chord
Diameter=39.0 km assuming a 30% albedo -- 4.5 sec chord
Dynamical classification is 3:2E
Star training set for 500885, (2020/04/03 07:36UT) Object RA Dec mag sep mel Antares 16:30:39.2 -26:28:31 0.9 13.42 122 35Eta Oph 17:11:32.5 -15:44:55 2.6 1.28 130 PPM 232651 17:09:25.5 -17:38:03 6.0 1.88 129 PPM 232639 17:08:55.7 -16:07:05 6.9 0.68 129 PPM 232578 17:06:00.6 -15:57:35 9.3 0.08 128 500885 17:06:15.2 -15:54:41 15.2 129 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 500885, (2020/04/03 07:36UT) Object RA Dec mag sep mel Antares 16:29:24.4 -26:25:56 0.9 13.42 122 35Eta Oph 17:10:22.7 -15:43:29 2.6 1.28 130 PPM 232651 17:08:14.9 -17:36:33 6.0 1.88 129 PPM 232639 17:07:45.8 -16:05:35 6.9 0.68 129 PPM 232578 17:04:50.8 -15:56:00 9.3 0.08 128 500885 17:05:05.5 -15:53:06 15.2 128 Positions are for J2000
Event circumstances last updated at 2018/10/26 20:53:39 UT
Marc W. Buie, Southwest Research Institute