Event between 05CA79 and star GA1120:03211294 with event index number of 190007
Geocentric closest approach at 2019/06/04 18:35:49 UTC
J2000 position of star is 10:11:50.6 +23:26:08
Equinox of date position of star is 10:12:54.8 +23:20:24
Stellar brightness G=12.1,
use SENSEUP=16
Star is 56 degrees from the moon.
Moon is 2% illuminated.
TNO apparent brightness V=21.3
TNO is 37.9 AU from the Sun
and 38.2 AU from the Earth.
The TNO is moving 14.8
km/sec on the sky relative to the star, or,
1.9 arcsec/hr.
The 1-sigma error in the time of the event is 107 seconds.
The 1-sigma cross-track error in the shadow position is
1653 km.
The TNO has an absolute magnitude Hv=5.3
Diameter=527.2 km assuming a 5% albedo -- 35.5 sec chord
Diameter=215.2 km assuming a 30% albedo -- 14.5 sec chord
Dynamical classification is 2:1E
Star training set for 05CA79, (2019/06/04 18:36UT) Object RA Dec mag sep mel Regulus 10:09:24.3 +11:52:18 1.3 11.50 59 36Zet Leo 10:17:46.0 +23:19:11 3.4 1.11 57 PPM 100140 10:11:41.7 +23:47:07 8.4 0.53 56 PPM 100152 10:12:52.4 +23:39:33 8.8 0.32 56 PPM 100160 10:13:24.3 +23:27:43 10.3 0.17 56 05CA79 10:12:55.5 +23:20:21 12.1 57 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 05CA79, (2019/06/04 18:36UT) Object RA Dec mag sep mel Regulus 10:08:22.0 +11:58:02 1.3 11.50 59 36Zet Leo 10:16:41.4 +23:25:02 3.4 1.11 57 PPM 100140 10:10:36.7 +23:52:53 8.4 0.53 56 PPM 100152 10:11:47.5 +23:45:20 8.8 0.32 56 PPM 100160 10:12:19.5 +23:33:30 10.3 0.17 56 05CA79 10:11:50.6 +23:26:08 12.1 56 Positions are for J2000
Event circumstances last updated at 2019/03/20 23:23:52 UT
Marc W. Buie, Southwest Research Institute