Event between 10TV191 and star UC4-516-007705 with event index number of 132978
Geocentric closest approach at 2018/03/22 15:43:10 UTC
J2000 position of star is 04:21:17.6 +13:01:41
Equinox of date position of star is 04:22:17.7 +13:04:10
Stellar brightness R=15.7,
use SENSEUP=128
Star is 4 degrees from the moon.
Moon is 28% illuminated.
TNO apparent brightness V=22.7
TNO is 28.0 AU from the Sun
and 28.4 AU from the Earth.
The TNO is moving 18.1
km/sec on the sky relative to the star, or,
3.2 arcsec/hr.
The 1-sigma error in the time of the event is 315 seconds.
The 1-sigma cross-track error in the shadow position is
1586 km.
The TNO has an absolute magnitude Hv=8.0
Diameter=151.4 km assuming a 5% albedo -- 8.3 sec chord
Diameter=61.8 km assuming a 30% albedo -- 3.4 sec chord
Dynamical classification is CENTAURR
Star training set for 10TV191, (2018/03/22 15:43UT) Object RA Dec mag sep mel Aldebaran 04:36:58.1 +16:32:40 0.8 4.96 4 Bellatrix 05:26:06.6 +06:21:53 1.6 17.08 19 PPM 119807 04:21:54.4 +13:54:24 6.3 0.84 3 PPM 119821 04:22:46.8 +13:37:38 7.9 0.57 3 PPM 119791 04:20:48.5 +13:07:43 8.6 0.37 4 10TV191 04:22:18.7 +13:04:13 15.7 4 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 10TV191, (2018/03/22 15:43UT) Object RA Dec mag sep mel Aldebaran 04:35:55.3 +16:30:30 0.8 4.96 4 Bellatrix 05:25:07.8 +06:20:58 1.6 17.08 19 PPM 119807 04:20:52.9 +13:51:52 6.3 0.84 3 PPM 119821 04:21:45.4 +13:35:07 7.9 0.57 3 PPM 119791 04:19:47.3 +13:05:09 8.6 0.37 4 10TV191 04:21:17.6 +13:01:41 15.7 4 Positions are for J2000
Event circumstances last updated at 2017/12/02 17:22:32 UT
Marc W. Buie, Southwest Research Institute