Event between (250112) 02KY14 and star GA0820:03901286 with event index number of 2180531
Geocentric closest approach at 2027/12/16 06:34:35 UTC
J2000 position of star is 09:45:33.8 -07:32:21
Equinox of date position of star is 09:46:45.8 -07:39:05
Stellar brightness G=16.8,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 37 degrees from the moon.
Moon is 91% illuminated.
Apparent brightness V=22.1
Object is 16.2 AU from the Sun
and 15.8 AU from the Earth.
Apparent velocity is 11.1
km/sec on the sky relative to the star, or,
3.5 arcsec/hr.
The 1-sigma error in the time of the event is 132 seconds.
The 1-sigma cross-track error in the shadow position is
1407 km.
The object has an absolute magnitude Hv=9.7
Diameter=72.4 km assuming a 5% albedo -- 6.1 sec chord
Diameter=29.6 km assuming a 30% albedo -- 2.5 sec chord
Dynamical classification is CENTAURR
Star training set for 250112, (2027/12/16 06:36UT) Object RA Dec mag sep mel Regulus 10:09:51.6 +11:49:46 1.3 20.31 31 Alphard 09:28:57.7 -08:46:52 2.0 4.59 35 8Gam Sex 09:53:53.5 -08:14:16 4.8 1.81 39 PPM 192762 09:49:36.1 -07:22:36 7.5 0.72 37 PPM 192705 09:47:05.0 -07:44:55 9.4 0.09 37 250112 09:46:57.0 -07:40:09 16.8 38 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, (2027/12/16 06:36UT) Object RA Dec mag sep mel Regulus 10:08:21.9 +11:58:02 1.3 20.31 31 Alphard 09:27:35.2 -08:39:30 2.0 4.59 35 8Gam Sex 09:52:30.4 -08:06:19 4.8 1.81 39 PPM 192762 09:48:12.7 -07:14:45 7.5 0.72 37 PPM 192705 09:45:41.8 -07:37:07 9.4 0.09 37 250112 09:45:33.8 -07:32:21 16.8 37 Positions are for J2000
Event circumstances last updated at 2024/03/06 04:35:24 UT
Marc W. Buie, Southwest Research Institute