Event between (480017) 14QB442 and star UC4-484-002724 with event index number of 164221
Geocentric closest approach at 2018/07/07 03:54:20 UTC
J2000 position of star is 02:00:12.7 +06:38:50
Equinox of date position of star is 02:01:09.2 +06:44:01
Stellar brightness R=15.5,
use SENSEUP=128
Star is 5 degrees from the moon.
Moon is 41% illuminated.
TNO apparent brightness V=22.4
TNO is 40.1 AU from the Sun
and 40.4 AU from the Earth.
The TNO is moving 13.4
km/sec on the sky relative to the star, or,
1.6 arcsec/hr.
The 1-sigma error in the time of the event is 374 seconds.
The 1-sigma cross-track error in the shadow position is
3438 km.
The TNO has an absolute magnitude Hv=6.2
Diameter=346.7 km assuming a 5% albedo -- 26.0 sec chord
Diameter=141.6 km assuming a 30% albedo -- 10.6 sec chord
Dynamical classification is SCATNEAR
Star training set for 480017, (2018/07/07 03:54UT) Object RA Dec mag sep mel Aldebaran 04:36:59.1 +16:32:42 0.8 39.31 45 68Omi Cet 02:20:17.0 -02:53:40 2.0 10.75 12 112 Psc 02:01:07.0 +03:11:06 6.2 3.55 5 PPM 145171 01:59:54.9 +06:45:48 8.5 0.32 5 PPM 145184 02:00:25.7 +06:33:45 9.2 0.26 5 480017 02:01:11.0 +06:44:11 15.5 5 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 480017, (2018/07/07 03:54UT) Object RA Dec mag sep mel Aldebaran 04:35:55.3 +16:30:30 0.8 39.31 45 68Omi Cet 02:19:20.8 -02:58:44 2.0 10.75 12 112 Psc 02:00:09.4 +03:05:45 6.2 3.55 5 PPM 145171 01:58:56.6 +06:40:26 8.5 0.32 5 PPM 145184 01:59:27.4 +06:28:24 9.2 0.26 5 480017 02:00:12.7 +06:38:50 15.5 5 Positions are for J2000
Event circumstances last updated at 2017/12/04 18:49:45 UT
Marc W. Buie, Southwest Research Institute