Event between (574441) 10OE153 and star GA0740:29066836 with event index number of 2517635
Geocentric closest approach at 2024/04/20 12:21:45 UTC
J2000 position of star is 21:09:28.1 -15:40:48
Equinox of date position of star is 21:10:47.3 -15:34:56
Stellar brightness G=15.8,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 142 degrees from the moon.
Moon is 89% illuminated.
Apparent brightness V=21.4
Object is 39.0 AU from the Sun
and 39.3 AU from the Earth.
Apparent velocity is 12.6
km/sec on the sky relative to the star, or,
1.6 arcsec/hr.
The 1-sigma error in the time of the event is 131 seconds.
The 1-sigma cross-track error in the shadow position is
1461 km.
The object has an absolute magnitude Hv=5.3
Diameter=510.5 km assuming a 5% albedo -- 42.0 sec chord
Diameter=208.4 km assuming a 30% albedo -- 17.2 sec chord
Dynamical classification is SCATNEAR
Star training set for 574441, (2024/04/20 12:19UT) Object RA Dec mag sep mel Fomalhaut 22:58:59.2 -29:29:34 1.2 28.48 154 29 Cap 21:17:05.4 -15:04:09 5.1 1.60 144 PPM 238471 21:11:28.8 -15:36:15 7.9 0.16 142 PPM 238454 21:10:50.3 -15:34:55 10.1 0.01 142 574441 21:10:48.9 -15:34:49 15.8 143 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 574441, (2024/04/20 12:19UT) Object RA Dec mag sep mel Fomalhaut 22:57:39.6 -29:37:24 1.2 28.48 154 29 Cap 21:15:44.9 -15:10:17 5.1 1.60 144 PPM 238471 21:10:08.0 -15:42:15 7.9 0.16 142 PPM 238454 21:09:29.4 -15:40:54 10.1 0.01 142 574441 21:09:28.1 -15:40:48 15.8 142 Positions are for J2000
Event circumstances last updated at 2023/10/24 02:27:46 UT
Marc W. Buie, Southwest Research Institute