Event between (471137) 10ET65 and star GA0880:04146918 with event index number of 2267115
Geocentric closest approach at 2024/07/12 15:24:30 UTC
J2000 position of star is 13:18:07.4 -01:35:44
Equinox of date position of star is 13:19:22.9 -01:43:25
Stellar brightness G=15.0,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 13 degrees from the moon.
Moon is 38% illuminated.
Apparent brightness V=21.4
Object is 40.1 AU from the Sun
and 40.2 AU from the Earth.
Apparent velocity is 5.7
km/sec on the sky relative to the star, or,
0.7 arcsec/hr.
The 1-sigma error in the time of the event is 311 seconds.
The 1-sigma cross-track error in the shadow position is
1521 km.
The object has an absolute magnitude Hv=5.2
Diameter=534.6 km assuming a 5% albedo -- 95.2 sec chord
Diameter=218.2 km assuming a 30% albedo -- 38.9 sec chord
Dynamical classification is SCATNEAR
Star training set for 471137, (2024/07/12 15:28UT) Object RA Dec mag sep mel Spica 13:26:29.3 -11:17:19 1.0 9.73 17 PPM 179046 13:27:27.0 -01:19:10 6.0 2.06 15 PPM 179008 13:17:41.1 -01:31:11 7.1 0.47 13 PPM 179011 13:18:42.9 -01:48:44 9.2 0.19 13 PPM 179016 13:19:20.3 -01:53:12 11.2 0.16 13 471137 13:19:23.1 -01:43:27 15.0 14 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 471137, (2024/07/12 15:28UT) Object RA Dec mag sep mel Spica 13:25:11.5 -11:09:41 1.0 9.73 17 PPM 179046 13:26:11.3 -01:11:33 6.0 2.06 15 PPM 179008 13:16:25.4 -01:23:27 7.1 0.47 13 PPM 179011 13:17:27.1 -01:41:01 9.2 0.19 13 PPM 179016 13:18:04.6 -01:45:29 11.2 0.16 13 471137 13:18:07.4 -01:35:44 15.0 13 Positions are for J2000
Event circumstances last updated at 2024/06/11 03:48:10 UT
Marc W. Buie, Southwest Research Institute