Event between 14FB72 and star UC4-337-073042 with event index number of 135013
Geocentric closest approach at 2018/04/18 03:41:24 UTC
J2000 position of star is 15:11:56.1 -22:44:28
Equinox of date position of star is 15:12:58.6 -22:48:28
Stellar brightness R=16.2,
use SENSEUP=128
Star is 170 degrees from the moon.
Moon is 6% illuminated.
TNO apparent brightness V=21.4
TNO is 17.9 AU from the Sun
and 17.0 AU from the Earth.
The TNO is moving 19.7
km/sec on the sky relative to the star, or,
5.8 arcsec/hr.
The 1-sigma error in the time of the event is 131 seconds.
The 1-sigma cross-track error in the shadow position is
961 km.
The TNO has an absolute magnitude Hv=8.8
Diameter=105.7 km assuming a 5% albedo -- 5.4 sec chord
Diameter=43.1 km assuming a 30% albedo -- 2.2 sec chord
Dynamical classification is CENTAURR
Star training set for 14FB72, (2018/04/18 03:41UT) Object RA Dec mag sep mel Antares 16:30:31.9 -26:28:16 0.9 17.98 163 7Del Sco 16:01:25.1 -22:40:21 2.3 11.16 170 PPM 264038 15:17:26.9 -22:27:57 5.5 1.08 171 PPM 263892 15:11:04.0 -22:47:23 8.2 0.45 170 PPM 263949 15:14:00.2 -22:47:48 9.6 0.23 170 14FB72 15:13:00.0 -22:48:33 16.2 170 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 14FB72, (2018/04/18 03:41UT) Object RA Dec mag sep mel Antares 16:29:24.4 -26:25:56 0.9 17.98 163 7Del Sco 16:00:20.0 -22:37:18 2.3 11.16 170 PPM 264038 15:16:23.0 -22:23:58 5.5 1.08 171 PPM 263892 15:10:00.2 -22:43:15 8.2 0.45 170 PPM 263949 15:12:56.3 -22:43:44 9.6 0.23 170 14FB72 15:11:56.1 -22:44:28 16.2 170 Positions are for J2000
Event circumstances last updated at 2017/12/02 17:27:02 UT
Marc W. Buie, Southwest Research Institute