Event between (470316) 07OC10 and star GA1040:18806925 with event index number of 2528009
Geocentric closest approach at 2028/12/16 17:57:06 UTC
J2000 position of star is 22:45:06.4 +15:29:50
Equinox of date position of star is 22:46:17.3 +15:37:26
Stellar brightness G=16.0,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 77 degrees from the moon.
Moon is 1% illuminated.
Apparent brightness V=21.1
Object is 37.4 AU from the Sun
and 37.5 AU from the Earth.
Apparent velocity is 14.1
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 127 seconds.
The 1-sigma cross-track error in the shadow position is
1609 km.
The object has an absolute magnitude Hv=5.2
Diameter=532.1 km assuming a 5% albedo -- 38.3 sec chord
Diameter=217.2 km assuming a 30% albedo -- 15.6 sec chord
Dynamical classification is SCATNEAR
Star training set for 470316, (2028/12/16 17:53UT) Object RA Dec mag sep mel Deneb 20:42:25.2 +45:23:06 1.3 39.51 77 Markab 23:06:12.3 +15:21:42 2.5 4.75 81 PPM 141726 22:42:18.8 +14:42:07 6.5 1.39 76 PPM 141749 22:43:24.4 +15:22:23 8.4 0.80 76 PPM 141815 22:47:04.9 +15:52:37 10.0 0.26 77 470316 22:46:32.1 +15:39:01 16.0 77 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 470316, (2028/12/16 17:53UT) Object RA Dec mag sep mel Deneb 20:41:25.9 +45:16:49 1.3 39.51 77 Markab 23:04:45.8 +15:12:18 2.5 4.75 81 PPM 141726 22:40:53.1 +14:33:00 6.5 1.39 76 PPM 141749 22:41:58.8 +15:13:16 8.4 0.80 76 PPM 141815 22:45:39.3 +15:43:27 10.0 0.26 77 470316 22:45:06.4 +15:29:50 16.0 77 Positions are for J2000
Event circumstances last updated at 2023/12/18 04:58:37 UT
Marc W. Buie, Southwest Research Institute