Event between 14JE80 and star GA0740:21030984 with event index number of 2486420
Geocentric closest approach at 2021/10/30 13:11:16 UTC
J2000 position of star is 18:37:17.7 -15:41:07
Equinox of date position of star is 18:38:32.6 -15:39:55
Stellar brightness G=16.6,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 130 degrees from the moon.
Moon is 33% illuminated.
TNO apparent brightness V=22.7
TNO is 18.3 AU from the Sun
and 18.7 AU from the Earth.
The TNO is moving 24.0
km/sec on the sky relative to the star, or,
6.4 arcsec/hr.
The 1-sigma error in the time of the event is 153 seconds.
The 1-sigma cross-track error in the shadow position is
2078 km.
The TNO has an absolute magnitude Hv=9.7
Diameter=70.1 km assuming a 5% albedo -- 2.9 sec chord
Diameter=28.6 km assuming a 30% albedo -- 1.2 sec chord
Dynamical classification is CENTAURR
Star training set for 14JE80, (2021/10/30 13:11UT) Object RA Dec mag sep mel Antares 16:30:45.0 -26:28:43 0.9 31.60 103 Nunki 18:56:37.0 -26:16:04 2.0 11.41 135 PPM 234707 18:34:53.9 -14:50:08 6.1 1.21 129 PPM 234786 18:38:02.9 -15:55:32 7.2 0.29 130 PPM 234811 18:38:58.7 -15:24:25 8.9 0.28 130 14JE80 18:38:32.9 -15:39:55 16.6 131 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, (2021/10/30 13:11UT) Object RA Dec mag sep mel Antares 16:29:24.4 -26:25:56 0.9 31.60 103 Nunki 18:55:15.9 -26:17:49 2.0 11.41 135 PPM 234707 18:33:39.1 -14:51:14 6.1 1.21 129 PPM 234786 18:36:47.5 -15:56:43 7.2 0.29 130 PPM 234811 18:37:43.7 -15:25:38 8.9 0.28 130 14JE80 18:37:17.7 -15:41:07 16.6 130 Positions are for J2000
Event circumstances last updated at 2021/10/06 01:04:13 UT
Marc W. Buie, Southwest Research Institute