Event between 11UE412 and star UC4-521-004333 with event index number of 319004
Geocentric closest approach at 2019/10/26 14:50:31 UTC
J2000 position of star is 02:34:17.7 +14:02:53
Equinox of date position of star is 02:35:19.5 +14:07:47
Stellar brightness R=16.3,
use SENSEUP=128
Star is 151 degrees from the moon.
Moon is 4% illuminated.
TNO apparent brightness V=23.6
TNO is 48.4 AU from the Sun
and 47.4 AU from the Earth.
The TNO is moving 26.1
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 208 seconds.
The 1-sigma cross-track error in the shadow position is
3692 km.
The TNO has an absolute magnitude Hv=6.8
Diameter=269.2 km assuming a 5% albedo -- 10.3 sec chord
Diameter=109.9 km assuming a 30% albedo -- 4.2 sec chord
Dynamical classification is SCATEXTD
Star training set for 11UE412, (2019/10/26 14:51UT) Object RA Dec mag sep mel Aldebaran 04:37:03.6 +16:32:51 0.8 29.41 122 Hamal 02:08:17.7 +23:33:19 2.0 11.39 150 29 Ari 02:33:59.4 +15:07:17 6.0 1.04 150 PPM 118367 02:37:06.4 +13:50:26 7.6 0.51 150 PPM 118355 02:36:20.1 +13:45:17 9.7 0.44 151 PPM 118334 02:34:46.9 +14:29:55 11.1 0.39 151 11UE412 02:35:22.8 +14:08:03 16.3 150 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 11UE412, (2019/10/26 14:51UT) Object RA Dec mag sep mel Aldebaran 04:35:55.3 +16:30:30 0.8 29.41 122 Hamal 02:07:10.7 +23:27:42 2.0 11.39 150 29 Ari 02:32:54.1 +15:02:05 6.0 1.04 150 PPM 118367 02:36:01.3 +13:45:18 7.6 0.51 150 PPM 118355 02:35:15.1 +13:40:08 9.7 0.44 151 PPM 118334 02:33:41.7 +14:24:44 11.1 0.39 151 11UE412 02:34:17.7 +14:02:53 16.3 151 Positions are for J2000
Event circumstances last updated at 2018/10/24 22:02:37 UT
Marc W. Buie, Southwest Research Institute