Event between 11JA32 and star UC4-349-163278 with event index number of 204975
Geocentric closest approach at 2017/11/05 10:07:16 UTC
J2000 position of star is 18:59:36.4 -20:18:28
Equinox of date position of star is 19:00:38.9 -20:16:57
Stellar brightness R=16.2,
use SENSEUP=128
Star is 136 degrees from the moon.
Moon is 98% illuminated.
TNO apparent brightness V=26.3
TNO is 42.7 AU from the Sun
and 43.1 AU from the Earth.
The TNO is moving 19.7
km/sec on the sky relative to the star, or,
2.3 arcsec/hr.
The 1-sigma error in the time of the event is 732 seconds.
The 1-sigma cross-track error in the shadow position is
2216 km.
The TNO has an absolute magnitude Hv=9.8
Diameter=67.6 km assuming a 5% albedo -- 3.4 sec chord
Diameter=27.6 km assuming a 30% albedo -- 1.4 sec chord
Dynamical classification is CLASSICAL
Star training set for 11JA32, (2017/11/05 10:07UT) Object RA Dec mag sep mel Antares 16:30:30.3 -26:28:12 0.9 34.88 166 Nunki 18:56:22.2 -26:16:23 2.0 6.07 137 36Xi 1Sgr 18:58:24.1 -20:37:54 5.1 0.63 136 PPM 269140 18:59:14.3 -20:23:55 7.5 0.35 136 PPM 269165 19:00:14.3 -20:29:10 9.8 0.23 136 11JA32 19:00:39.8 -20:16:55 16.2 136 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 11JA32, (2017/11/05 10:07UT) Object RA Dec mag sep mel Antares 16:29:24.4 -26:25:56 0.9 34.88 166 Nunki 18:55:15.9 -26:17:49 2.0 6.07 137 36Xi 1Sgr 18:57:20.5 -20:39:23 5.1 0.63 136 PPM 269140 18:58:10.8 -20:25:26 7.5 0.35 136 PPM 269165 18:59:10.8 -20:30:42 9.8 0.23 136 11JA32 18:59:36.4 -20:18:28 16.2 136 Positions are for J2000
Event circumstances last updated at 2017/08/01 16:34:12 UT
Marc W. Buie, Southwest Research Institute