Event between 14JW80 and star GA0660:06929681 with event index number of 311870
Geocentric closest approach at 2019/09/20 22:17:41 UTC
J2000 position of star is 16:02:00.3 -23:45:18
Equinox of date position of star is 16:03:08.8 -23:48:25
Stellar brightness G=11.4,
use SENSEUP=8
Star is 168 degrees from the moon.
Moon is 62% illuminated.
TNO apparent brightness V=22.6
TNO is 45.9 AU from the Sun
and 46.3 AU from the Earth.
The TNO is moving 16.8
km/sec on the sky relative to the star, or,
1.8 arcsec/hr.
The 1-sigma error in the time of the event is 134 seconds.
The 1-sigma cross-track error in the shadow position is
2540 km.
The TNO has an absolute magnitude Hv=5.8
Diameter=428.6 km assuming a 5% albedo -- 25.0 sec chord
Diameter=175.0 km assuming a 30% albedo -- 10.2 sec chord
Dynamical classification is SCATNEAR
Star training set for 14JW80, (2019/09/20 22:18UT) Object RA Dec mag sep mel Antares 16:30:37.2 -26:28:27 0.9 6.76 172 7Del Sco 16:01:30.2 -22:40:35 2.3 1.20 168 PPM 265112 16:07:17.2 -23:39:31 6.3 0.95 169 PPM 264996 16:02:19.1 -24:19:15 7.0 0.55 168 PPM 265037 16:03:45.5 -23:44:01 9.2 0.15 168 14JW80 16:03:11.1 -23:48:32 11.4 169 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 14JW80, (2019/09/20 22:18UT) Object RA Dec mag sep mel Antares 16:29:24.4 -26:25:56 0.9 6.76 172 7Del Sco 16:00:20.0 -22:37:18 2.3 1.20 168 PPM 265112 16:06:06.4 -23:36:23 6.3 0.95 169 PPM 264996 16:01:08.1 -24:16:00 7.0 0.55 168 PPM 265037 16:02:34.7 -23:40:48 9.2 0.15 168 14JW80 16:02:00.3 -23:45:18 11.4 168 Positions are for J2000
Event circumstances last updated at 2019/01/28 21:46:56 UT
Marc W. Buie, Southwest Research Institute