Event between 11JY31 and star GA0700:32796035 with event index number of 315733
Geocentric closest approach at 2020/07/10 13:55:22 UTC
J2000 position of star is 19:18:51.0 -19:56:33
Equinox of date position of star is 19:20:02.3 -19:54:15
Stellar brightness G=15.1,
use SENSEUP=128
Star is 64 degrees from the moon.
Moon is 72% illuminated.
TNO apparent brightness V=26.2
TNO is 42.4 AU from the Sun
and 41.3 AU from the Earth.
The TNO is moving 24.6
km/sec on the sky relative to the star, or,
3.0 arcsec/hr.
The 1-sigma error in the time of the event is 375 seconds.
The 1-sigma cross-track error in the shadow position is
2790 km.
The TNO has an absolute magnitude Hv=10.0
Diameter=103.8 km assuming a 5% albedo -- 2.4 sec chord
Diameter=42.4 km assuming a 30% albedo -- 1.0 sec chord
Dynamical classification is CLASSICAL
Star training set for 11JY31, (2020/07/10 13:55UT) Object RA Dec mag sep mel Antares 16:30:40.2 -26:28:33 0.9 39.30 102 Nunki 18:56:32.2 -26:16:10 2.0 8.35 70 43 Sgr 19:18:50.0 -18:54:53 4.9 1.03 65 PPM 269595 19:19:33.9 -20:24:21 8.3 0.52 64 PPM 235835 19:20:34.9 -19:53:57 9.5 0.12 64 11JY31 19:20:03.5 -19:54:13 15.1 64 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 11JY31, (2020/07/10 13:55UT) Object RA Dec mag sep mel Antares 16:29:24.4 -26:25:56 0.9 39.30 102 Nunki 18:55:15.9 -26:17:49 2.0 8.35 70 43 Sgr 19:17:38.1 -18:57:11 4.9 1.03 65 PPM 269595 19:18:21.2 -20:26:40 8.3 0.52 64 PPM 235835 19:19:22.5 -19:56:18 9.5 0.12 64 11JY31 19:18:51.0 -19:56:33 15.1 64 Positions are for J2000
Event circumstances last updated at 2020/03/10 21:43:44 UT
Marc W. Buie, Southwest Research Institute