Event between (471150) 10FC49 and star GA0720:04870728 with event index number of 2265159
Geocentric closest approach at 2024/07/22 12:51:46 UTC
J2000 position of star is 12:35:55.7 -16:39:52
Equinox of date position of star is 12:37:09.0 -16:47:34
Stellar brightness G=16.5,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 119 degrees from the moon.
Moon is 98% illuminated.
Apparent brightness V=21.9
Object is 39.3 AU from the Sun
and 39.5 AU from the Earth.
Apparent velocity is 11.7
km/sec on the sky relative to the star, or,
1.5 arcsec/hr.
The 1-sigma error in the time of the event is 144 seconds.
The 1-sigma cross-track error in the shadow position is
1944 km.
The object has an absolute magnitude Hv=5.8
Diameter=407.4 km assuming a 5% albedo -- 34.7 sec chord
Diameter=166.3 km assuming a 30% albedo -- 14.2 sec chord
Dynamical classification is SCATEXTD
Star training set for 471150, (2024/07/22 12:52UT) Object RA Dec mag sep mel Spica 13:26:29.4 -11:17:19 1.0 13.15 111 4Gam Crv 12:17:04.4 -17:40:41 2.6 4.89 122 8Eta Crv 12:33:20.4 -16:19:54 3.9 1.04 120 PPM 226071 12:36:59.7 -16:57:40 7.0 0.17 118 PPM 226069 12:36:55.7 -16:40:47 8.8 0.14 119 471150 12:37:12.8 -16:47:58 16.5 118 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 471150, (2024/07/22 12:52UT) Object RA Dec mag sep mel Spica 13:25:11.5 -11:09:41 1.0 13.15 111 4Gam Crv 12:15:48.1 -17:32:30 2.6 4.89 122 8Eta Crv 12:32:03.6 -16:11:47 3.9 1.04 120 PPM 226071 12:35:42.6 -16:49:34 7.0 0.17 118 PPM 226069 12:35:38.6 -16:32:41 8.8 0.14 119 471150 12:35:55.7 -16:39:52 16.5 119 Positions are for J2000
Event circumstances last updated at 2023/05/03 03:59:34 UT
Marc W. Buie, Southwest Research Institute