Event between 07NC7 and star GA0880:19226802 with event index number of 195760
Geocentric closest approach at 2019/06/07 13:09:25 UTC
J2000 position of star is 23:26:25.6 -00:38:09
Equinox of date position of star is 23:27:24.4 -00:31:49
Stellar brightness G=15.0,
use SENSEUP=128
Star is 138 degrees from the moon.
Moon is 21% illuminated.
TNO apparent brightness V=23.0
TNO is 27.6 AU from the Sun
and 27.7 AU from the Earth.
The TNO is moving 8.7
km/sec on the sky relative to the star, or,
1.6 arcsec/hr.
The 1-sigma error in the time of the event is 143 seconds.
The 1-sigma cross-track error in the shadow position is
1125 km.
The TNO has an absolute magnitude Hv=8.4
Diameter=128.2 km assuming a 5% albedo -- 14.8 sec chord
Diameter=52.4 km assuming a 30% albedo -- 6.0 sec chord
Dynamical classification is CENTAURR
Star training set for 07NC7, (2019/06/07 13:09UT) Object RA Dec mag sep mel Fomalhaut 22:58:43.2 -29:31:08 1.2 29.79 150 Markab 23:05:43.8 +15:18:36 2.5 16.72 133 14 Psc 23:35:09.0 -01:08:24 5.9 2.03 137 PPM 181637 23:29:45.8 -00:43:45 8.4 0.62 138 PPM 181627 23:26:24.1 -00:06:30 9.3 0.49 138 PPM 181633 23:28:08.0 -00:42:30 10.2 0.25 138 07NC7 23:27:25.4 -00:31:43 15.0 138 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 07NC7, (2019/06/07 13:09UT) Object RA Dec mag sep mel Fomalhaut 22:57:39.5 -29:37:23 1.2 29.79 150 Markab 23:04:45.7 +15:12:18 2.5 16.72 133 14 Psc 23:34:09.2 -01:14:51 5.9 2.03 137 PPM 181637 23:28:46.0 -00:50:11 8.4 0.62 138 PPM 181627 23:25:24.3 -00:12:55 9.3 0.49 138 PPM 181633 23:27:08.2 -00:48:56 10.2 0.25 138 07NC7 23:26:25.6 -00:38:09 15.0 138 Positions are for J2000
Event circumstances last updated at 2019/02/12 08:24:29 UT
Marc W. Buie, Southwest Research Institute