Event between (250112) 02KY14 and star GA0920:03095811 with event index number of 2180119
Geocentric closest approach at 2022/10/02 18:14:39 UTC
J2000 position of star is 08:11:44.4 +03:48:22
Equinox of date position of star is 08:12:56.0 +03:44:13
Stellar brightness G=10.7,
use SENSEUP=4 with the MallinCam and and exposure
time of 125 milli-seconds with the QHY174 camera.
Star is 146 degrees from the moon.
Moon is 47% illuminated.
TNO apparent brightness V=21.8
TNO is 14.7 AU from the Sun
and 15.1 AU from the Earth.
The TNO is moving 20.6
km/sec on the sky relative to the star, or,
6.8 arcsec/hr.
The 1-sigma error in the time of the event is 82 seconds.
The 1-sigma cross-track error in the shadow position is
1405 km.
The TNO has an absolute magnitude Hv=9.7
Diameter=72.4 km assuming a 5% albedo -- 3.3 sec chord
Diameter=29.6 km assuming a 30% albedo -- 1.3 sec chord
Dynamical classification is CENTAURR
Star training set for 250112, (2022/10/02 18:15UT) Object RA Dec mag sep mel Pollux 07:46:42.4 +27:58:10 1.1 25.02 163 Alphard 09:28:42.3 -08:45:30 2.0 22.65 124 PPM 154212 08:18:30.2 +04:08:51 6.5 1.45 145 PPM 153943 08:09:52.5 +02:52:39 8.5 1.15 146 PPM 154022 08:12:30.6 +03:58:23 9.4 0.26 146 PPM 154040 08:12:52.3 +03:41:09 10.2 0.05 146 250112 08:12:56.0 +03:44:13 10.7 146 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 250112, (2022/10/02 18:15UT) Object RA Dec mag sep mel Pollux 07:45:17.9 +28:01:33 1.1 25.02 163 Alphard 09:27:35.2 -08:39:30 2.0 22.65 124 PPM 154212 08:17:18.4 +04:13:09 6.5 1.45 145 PPM 153943 08:08:41.2 +02:56:43 8.5 1.15 146 PPM 154022 08:11:18.8 +04:02:31 9.4 0.26 146 PPM 154040 08:11:40.7 +03:45:17 10.2 0.05 146 250112 08:11:44.4 +03:48:22 10.7 146 Positions are for J2000
Event circumstances last updated at 2022/10/02 04:07:35 UT
Marc W. Buie, Southwest Research Institute