Event between 14JE80 and star UC4-432-066275 with event index number of 207194
Geocentric closest approach at 2017/08/28 15:58:00 UTC
J2000 position of star is 16:58:50.3 -03:45:18
Equinox of date position of star is 16:59:45.9 -03:46:50
Stellar brightness R=15.2,
use SENSEUP=128
Star is 21 degrees from the moon.
Moon is 44% illuminated.
TNO apparent brightness V=22.4
TNO is 18.0 AU from the Sun
and 17.9 AU from the Earth.
The TNO is moving 13.6
km/sec on the sky relative to the star, or,
3.8 arcsec/hr.
The 1-sigma error in the time of the event is 73 seconds.
The 1-sigma cross-track error in the shadow position is
3291 km.
The TNO has an absolute magnitude Hv=9.6
Diameter=73.1 km assuming a 5% albedo -- 5.4 sec chord
Diameter=29.8 km assuming a 30% albedo -- 2.2 sec chord
Dynamical classification is CENTAURR
Star training set for 14JE80, (2017/08/28 15:58UT) Object RA Dec mag sep mel Antares 16:30:29.6 -26:28:11 0.9 23.75 15 13Zet Oph 16:38:08.0 -10:36:06 2.6 8.68 13 23 Oph 16:55:32.4 -06:10:54 5.3 2.62 18 PPM 200243 17:00:45.4 -04:14:48 7.7 0.53 20 PPM 200219 16:59:28.6 -03:42:01 9.5 0.11 20 14JE80 16:59:46.1 -03:46:51 15.2 21 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 14JE80, (2017/08/28 15:58UT) Object RA Dec mag sep mel Antares 16:29:24.4 -26:25:56 0.9 23.75 15 13Zet Oph 16:37:09.6 -10:34:01 2.6 8.68 13 23 Oph 16:54:35.7 -06:09:15 5.3 2.62 18 PPM 200243 16:59:49.4 -04:13:16 7.7 0.53 20 PPM 200219 16:58:32.8 -03:40:28 9.5 0.11 20 14JE80 16:58:50.3 -03:45:18 15.2 21 Positions are for J2000
Event circumstances last updated at 2017/08/01 16:32:56 UT
Marc W. Buie, Southwest Research Institute