Event between 10TA192 and star GA1080:00256695 with event index number of 1132563
Geocentric closest approach at 2021/07/06 12:07:11 UTC
J2000 position of star is 02:28:45.1 +18:14:34
Equinox of date position of star is 02:29:55.5 +18:20:09
Stellar brightness G=15.2,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 25 degrees from the moon.
Moon is 11% illuminated.
TNO apparent brightness V=23.0
TNO is 45.2 AU from the Sun
and 45.7 AU from the Earth.
The TNO is moving 17.1
km/sec on the sky relative to the star, or,
1.9 arcsec/hr.
The 1-sigma error in the time of the event is 220 seconds.
The 1-sigma cross-track error in the shadow position is
2050 km.
The TNO has an absolute magnitude Hv=6.3
Diameter=325.1 km assuming a 5% albedo -- 19.1 sec chord
Diameter=132.7 km assuming a 30% albedo -- 7.8 sec chord
Dynamical classification is SCATEXTD
Star training set for 10TA192, (2021/07/06 12:07UT) Object RA Dec mag sep mel Aldebaran 04:37:09.5 +16:33:03 0.8 30.35 7 Hamal 02:08:23.5 +23:33:47 2.0 7.25 29 27 Ari 02:32:06.2 +17:47:52 6.2 0.74 24 PPM 118248 02:29:12.3 +18:10:24 9.1 0.24 25 10TA192 02:29:57.0 +18:20:16 15.2 25 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 10TA192, (2021/07/06 12:07UT) Object RA Dec mag sep mel Aldebaran 04:35:55.3 +16:30:29 0.8 30.35 7 Hamal 02:07:10.7 +23:27:42 2.0 7.25 29 27 Ari 02:30:54.4 +17:42:12 6.2 0.74 24 PPM 118248 02:28:00.5 +18:04:40 9.1 0.24 25 10TA192 02:28:45.1 +18:14:34 15.2 25 Positions are for J2000
Event circumstances last updated at 2021/01/23 20:26:58 UT
Marc W. Buie, Southwest Research Institute