Event between (523701) 14HT199 and star GA0740:05537479 with event index number of 324099
Geocentric closest approach at 2019/07/08 01:35:28 UTC
J2000 position of star is 15:36:57.2 -14:58:34
Equinox of date position of star is 15:38:02.6 -15:02:21
Stellar brightness G=16.3,
use SENSEUP=128
Star is 58 degrees from the moon.
Moon is 34% illuminated.
TNO apparent brightness V=22.2
TNO is 29.9 AU from the Sun
and 29.2 AU from the Earth.
The TNO is moving 13.3
km/sec on the sky relative to the star, or,
2.3 arcsec/hr.
The 1-sigma error in the time of the event is 140 seconds.
The 1-sigma cross-track error in the shadow position is
1352 km.
The TNO has an absolute magnitude Hv=7.3
Diameter=208.9 km assuming a 5% albedo -- 15.7 sec chord
Diameter=85.3 km assuming a 30% albedo -- 6.4 sec chord
Dynamical classification is 3:2E
Star training set for 523701, (2019/07/08 01:35UT) Object RA Dec mag sep mel Antares 16:30:36.4 -26:28:25 0.9 16.76 73 27Bet Lib 15:18:03.6 -09:27:14 2.6 7.42 52 38Gam Lib 15:36:37.3 -14:51:12 3.9 0.39 58 PPM 230507 15:39:05.4 -14:35:37 7.7 0.51 58 PPM 230474 15:37:42.7 -14:50:47 9.4 0.21 58 523701 15:38:02.9 -15:02:22 16.3 58 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 523701, (2019/07/08 01:35UT) Object RA Dec mag sep mel Antares 16:29:24.4 -26:25:56 0.9 16.76 73 27Bet Lib 15:17:00.3 -09:22:59 2.6 7.42 52 38Gam Lib 15:35:31.7 -14:47:22 3.9 0.39 58 PPM 230507 15:37:59.8 -14:31:50 7.7 0.51 58 PPM 230474 15:36:37.1 -14:46:58 9.4 0.21 58 523701 15:36:57.2 -14:58:34 16.3 58 Positions are for J2000
Event circumstances last updated at 2019/06/07 22:23:23 UT
Marc W. Buie, Southwest Research Institute