Event between (229762) 07UK126 and star UC4-458-007951 with event index number of 155001
Geocentric closest approach at 2018/11/08 22:11:12 UTC
J2000 position of star is 04:52:43.1 +01:28:49
Equinox of date position of star is 04:53:40.2 +01:30:35
Stellar brightness R=16.2,
use SENSEUP=128
Star is 161 degrees from the moon.
Moon is 2% illuminated.
TNO apparent brightness V=19.6
TNO is 42.2 AU from the Sun
and 41.3 AU from the Earth.
The TNO is moving 22.4
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 112 seconds.
The 1-sigma cross-track error in the shadow position is
1655 km.
The TNO has an absolute magnitude Hv=3.3
Diameter=1318.3 km assuming a 5% albedo -- 58.9 sec chord
Diameter=538.2 km assuming a 30% albedo -- 24.1 sec chord
Dynamical classification is SCATNEAR
Star training set for 229762, (2018/11/08 22:11UT) Object RA Dec mag sep mel Rigel 05:15:26.7 -08:10:52 0.1 11.11 150 67Bet Eri 05:08:46.7 -05:03:48 2.8 7.58 153 8Pi 5Ori 04:55:14.1 +02:28:12 3.7 1.03 161 PPM 148082 04:52:47.9 +01:16:46 8.5 0.32 161 PPM 148092 04:53:10.8 +01:32:23 8.9 0.13 161 229762 04:53:41.7 +01:30:38 16.2 160 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 229762, (2018/11/08 22:11UT) Object RA Dec mag sep mel Rigel 05:14:32.3 -08:12:06 0.1 11.11 150 67Bet Eri 05:07:50.9 -05:05:13 2.8 7.58 153 8Pi 5Ori 04:54:15.1 +02:26:26 3.7 1.03 161 PPM 148082 04:51:49.4 +01:14:56 8.5 0.32 161 PPM 148092 04:52:12.2 +01:30:33 8.9 0.13 161 229762 04:52:43.1 +01:28:49 16.2 161 Positions are for J2000
Event circumstances last updated at 2018/05/24 01:55:41 UT
Marc W. Buie, Southwest Research Institute