Event between (305543) 08QY40 and star GA0920:00153373 with event index number of 2368174
Geocentric closest approach at 2028/11/15 11:51:46 UTC
J2000 position of star is 01:47:40.6 +02:45:55
Equinox of date position of star is 01:48:55.2 +02:53:04
Stellar brightness G=13.6,
use SENSEUP=64 with the MallinCam and and exposure
time of 1 seconds with the QHY174 camera.
Star is 162 degrees from the moon.
Moon is 2% illuminated.
Apparent brightness V=21.1
Object is 37.0 AU from the Sun
and 36.1 AU from the Earth.
Apparent velocity is 21.7
km/sec on the sky relative to the star, or,
3.0 arcsec/hr.
The 1-sigma error in the time of the event is 84 seconds.
The 1-sigma cross-track error in the shadow position is
1823 km.
The object has an absolute magnitude Hv=5.4
Diameter=476.4 km assuming a 5% albedo -- 23.0 sec chord
Diameter=194.5 km assuming a 30% albedo -- 9.4 sec chord
Dynamical classification is SCATNEAR
Star training set for 305543, (2028/11/15 11:50UT) Object RA Dec mag sep mel Aldebaran 04:37:34.8 +16:33:55 0.8 43.56 148 68Omi Cet 02:20:48.5 -02:50:51 2.0 9.78 158 111Xi Psc 01:55:03.2 +03:19:44 4.6 1.53 163 PPM 144948 01:46:34.6 +02:38:49 7.9 0.70 161 PPM 144996 01:49:44.5 +02:51:15 8.6 0.15 162 305543 01:49:10.3 +02:54:31 13.6 162 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 305543, (2028/11/15 11:50UT) Object RA Dec mag sep mel Aldebaran 04:35:55.3 +16:30:29 0.8 43.56 148 68Omi Cet 02:19:20.8 -02:58:45 2.0 9.78 158 111Xi Psc 01:53:33.4 +03:11:15 4.6 1.53 163 PPM 144948 01:45:05.1 +02:30:11 7.9 0.70 161 PPM 144996 01:48:14.9 +02:42:40 8.6 0.15 162 305543 01:47:40.6 +02:45:55 13.6 162 Positions are for J2000
Event circumstances last updated at 2024/01/09 22:28:29 UT
Marc W. Buie, Southwest Research Institute