Event between 14GA54 and star GA0780:05891394 with event index number of 1046903
Geocentric closest approach at 2020/02/16 01:12:03 UTC
J2000 position of star is 17:07:55.9 -10:12:47
Equinox of date position of star is 17:08:59.0 -10:14:13
Stellar brightness G=16.3,
use SENSEUP=128
Star is 21 degrees from the moon.
Moon is 49% illuminated.
TNO apparent brightness V=22.4
TNO is 31.5 AU from the Sun
and 31.8 AU from the Earth.
The TNO is moving 17.4
km/sec on the sky relative to the star, or,
2.7 arcsec/hr.
The 1-sigma error in the time of the event is 102 seconds.
The 1-sigma cross-track error in the shadow position is
1215 km.
The TNO has an absolute magnitude Hv=7.2
Diameter=221.8 km assuming a 5% albedo -- 12.7 sec chord
Diameter=90.6 km assuming a 30% albedo -- 5.2 sec chord
Dynamical classification is CENTAURR
Star training set for 14GA54, (2020/02/16 01:12UT) Object RA Dec mag sep mel Antares 16:30:38.7 -26:28:30 0.9 18.60 14 35Eta Oph 17:11:32.0 -15:44:54 2.6 5.54 20 PPM 232685 17:10:54.8 -10:32:53 5.6 0.55 21 PPM 200352 17:08:11.4 -09:49:01 8.5 0.47 21 PPM 200368 17:09:06.7 -09:58:02 9.3 0.27 21 14GA54 17:09:02.5 -10:14:17 16.3 21 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 14GA54, (2020/02/16 01:12UT) Object RA Dec mag sep mel Antares 16:29:24.4 -26:25:56 0.9 18.60 14 35Eta Oph 17:10:22.7 -15:43:29 2.6 5.54 20 PPM 232685 17:09:48.0 -10:31:26 5.6 0.55 21 PPM 200352 17:07:04.9 -09:47:30 8.5 0.47 21 PPM 200368 17:08:00.2 -09:56:33 9.3 0.27 21 14GA54 17:07:55.9 -10:12:47 16.3 21 Positions are for J2000
Event circumstances last updated at 2019/02/01 22:25:58 UT
Marc W. Buie, Southwest Research Institute