Event between 14GF54 and star GA0640:06620430 with event index number of 313121
Geocentric closest approach at 2019/04/30 16:43:15 UTC
J2000 position of star is 14:51:37.7 -25:42:51
Equinox of date position of star is 14:52:44.9 -25:47:31
Stellar brightness G=15.6,
use SENSEUP=128
Star is 122 degrees from the moon.
Moon is 17% illuminated.
TNO apparent brightness V=22.0
TNO is 32.5 AU from the Sun
and 31.5 AU from the Earth.
The TNO is moving 23.5
km/sec on the sky relative to the star, or,
3.7 arcsec/hr.
The 1-sigma error in the time of the event is 119 seconds.
The 1-sigma cross-track error in the shadow position is
1493 km.
The TNO has an absolute magnitude Hv=6.9
Diameter=247.8 km assuming a 5% albedo -- 10.5 sec chord
Diameter=101.1 km assuming a 30% albedo -- 4.3 sec chord
Dynamical classification is 3:2E
Star training set for 14GF54, (2019/04/30 16:43UT) Object RA Dec mag sep mel Antares 16:30:35.7 -26:28:24 0.9 21.94 101 5The Cen 14:07:49.6 -36:27:51 2.1 14.34 123 56 Hya 14:48:52.8 -26:10:03 5.2 0.95 122 PPM 263500 14:53:44.7 -25:32:01 8.3 0.34 122 PPM 263455 14:51:37.0 -25:51:57 9.7 0.27 122 14GF54 14:52:45.7 -25:47:34 15.6 121 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 14GF54, (2019/04/30 16:43UT) Object RA Dec mag sep mel Antares 16:29:24.4 -26:25:56 0.9 21.94 101 5The Cen 14:06:40.1 -36:22:22 2.1 14.34 123 56 Hya 14:47:44.9 -26:05:15 5.2 0.95 122 PPM 263500 14:52:36.8 -25:27:19 8.3 0.34 122 PPM 263455 14:50:29.1 -25:47:13 9.7 0.27 122 14GF54 14:51:37.7 -25:42:51 15.6 122 Positions are for J2000
Event circumstances last updated at 2019/02/12 07:30:01 UT
Marc W. Buie, Southwest Research Institute