Event between (459865) 13XZ8 and star GA0760:21630919 with event index number of 2287489
Geocentric closest approach at 2028/07/16 11:16:32 UTC
J2000 position of star is 19:13:38.3 -12:34:48
Equinox of date position of star is 19:15:00.5 -12:32:12
Stellar brightness G=15.4,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 113 degrees from the moon.
Moon is 35% illuminated.
Apparent brightness V=20.2
Object is 12.0 AU from the Sun
and 11.0 AU from the Earth.
Apparent velocity is 21.4
km/sec on the sky relative to the star, or,
9.7 arcsec/hr.
The 1-sigma error in the time of the event is 63 seconds.
The 1-sigma cross-track error in the shadow position is
787 km.
The object has an absolute magnitude Hv=9.5
Diameter=70.8 km assuming a 5% albedo -- 3.6 sec chord
Diameter=28.9 km assuming a 30% albedo -- 1.5 sec chord
Dynamical classification is CENTAURR
Star training set for 459865, (2028/07/16 11:18UT) Object RA Dec mag sep mel Antares 16:31:09.7 -26:29:34 0.9 40.89 153 Nunki 18:57:02.0 -26:15:31 2.0 14.38 120 PPM 235666 19:14:51.2 -12:13:56 5.2 0.31 113 PPM 235703 19:16:15.9 -12:44:57 8.5 0.33 113 PPM 235657 19:14:28.8 -12:31:58 9.4 0.18 113 459865 19:15:14.1 -12:31:46 15.4 113 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 459865, (2028/07/16 11:18UT) Object RA Dec mag sep mel Antares 16:29:24.4 -26:25:56 0.9 40.89 153 Nunki 18:55:15.9 -26:17:49 2.0 14.38 120 PPM 235666 19:13:15.6 -12:16:58 5.2 0.31 113 PPM 235703 19:14:39.9 -12:48:02 8.5 0.33 113 PPM 235657 19:12:53.0 -12:34:58 9.4 0.18 113 459865 19:13:38.3 -12:34:48 15.4 113 Positions are for J2000
Event circumstances last updated at 2024/06/24 21:33:11 UT
Marc W. Buie, Southwest Research Institute