Event between 03QZ111 and star GA0920:00029181 with event index number of 362915
Geocentric closest approach at 2020/10/20 11:40:27 UTC
J2000 position of star is 00:18:51.1 +03:57:40
Equinox of date position of star is 00:19:53.4 +04:04:23
Stellar brightness G=15.4,
use SENSEUP=128
Star is 107 degrees from the moon.
Moon is 19% illuminated.
TNO apparent brightness V=26.1
TNO is 40.6 AU from the Sun
and 39.7 AU from the Earth.
The TNO is moving 22.9
km/sec on the sky relative to the star, or,
2.9 arcsec/hr.
The 1-sigma error in the time of the event is 175 seconds.
The 1-sigma cross-track error in the shadow position is
2436 km.
The TNO has an absolute magnitude Hv=10.0
Diameter=203.2 km assuming a 5% albedo -- 2.6 sec chord
Diameter=83.0 km assuming a 30% albedo -- 1.1 sec chord
Dynamical classification is CLASSICAL
Star training set for 03QZ111, (2020/10/20 11:40UT) Object RA Dec mag sep mel Fomalhaut 22:58:47.7 -29:30:42 1.2 38.81 76 Algenib 00:14:18.6 +15:17:57 2.8 11.31 110 44 Psc 00:26:28.3 +02:03:17 5.8 2.60 108 PPM 143311 00:17:01.5 +04:21:59 7.2 0.78 107 PPM 143377 00:20:24.7 +03:48:12 9.9 0.30 107 PPM 143373 00:20:14.6 +04:09:46 10.7 0.12 107 03QZ111 00:19:55.3 +04:04:35 15.4 107 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 03QZ111, (2020/10/20 11:40UT) Object RA Dec mag sep mel Fomalhaut 22:57:39.6 -29:37:23 1.2 38.81 76 Algenib 00:13:14.2 +15:11:01 2.8 11.31 110 44 Psc 00:25:24.2 +01:56:22 5.8 2.60 108 PPM 143311 00:15:57.3 +04:15:03 7.2 0.78 107 PPM 143377 00:19:20.6 +03:41:17 9.9 0.30 107 PPM 143373 00:19:10.5 +04:02:51 10.7 0.12 107 03QZ111 00:18:51.1 +03:57:40 15.4 107 Positions are for J2000
Event circumstances last updated at 2020/03/08 20:59:09 UT
Marc W. Buie, Southwest Research Institute