Event between (523700) 14GM54 and star GA1120:08469139 with event index number of 324261
Geocentric closest approach at 2019/03/14 04:56:49 UTC
J2000 position of star is 19:25:06.3 +22:06:08
Equinox of date position of star is 19:25:55.5 +22:08:28
Stellar brightness G=14.5,
use SENSEUP=128
Star is 128 degrees from the moon.
Moon is 48% illuminated.
TNO apparent brightness V=21.6
TNO is 26.6 AU from the Sun
and 27.0 AU from the Earth.
The TNO is moving 26.0
km/sec on the sky relative to the star, or,
4.8 arcsec/hr.
The 1-sigma error in the time of the event is 49 seconds.
The 1-sigma cross-track error in the shadow position is
1190 km.
The TNO has an absolute magnitude Hv=7.1
Diameter=229.1 km assuming a 5% albedo -- 8.8 sec chord
Diameter=93.5 km assuming a 30% albedo -- 3.6 sec chord
Dynamical classification is 3:2E+6:4II
Star training set for 523700, (2019/03/14 04:57UT) Object RA Dec mag sep mel Vega 18:37:35.3 +38:48:09 0.0 19.61 118 Tarazed 19:47:10.3 +10:39:40 2.7 12.56 132 PPM 108817 19:21:43.5 +22:14:09 6.5 0.98 128 PPM 108951 19:25:31.3 +22:14:23 8.3 0.14 128 PPM 108965 19:25:58.1 +22:15:17 8.8 0.11 128 523700 19:25:55.7 +22:08:28 14.5 128 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 523700, (2019/03/14 04:57UT) Object RA Dec mag sep mel Vega 18:36:56.7 +38:47:07 0.0 19.61 118 Tarazed 19:46:15.6 +10:36:48 2.7 12.56 132 PPM 108817 19:20:54.3 +22:11:55 6.5 0.98 128 PPM 108951 19:24:42.1 +22:12:04 8.3 0.14 128 PPM 108965 19:25:08.8 +22:12:57 8.8 0.11 128 523700 19:25:06.3 +22:06:08 14.5 128 Positions are for J2000
Event circumstances last updated at 2019/02/12 06:44:36 UT
Marc W. Buie, Southwest Research Institute