Event between (66652) Borasisi and star GA0880:19276911 with event index number of 2400557
Geocentric closest approach at 2024/11/08 22:28:54 UTC
J2000 position of star is 23:58:48.3 -00:45:02
Equinox of date position of star is 00:00:01.5 -00:37:05
Stellar brightness G=16.4,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 46 degrees from the moon.
Moon is 47% illuminated.
Apparent brightness V=22.3
Object is 42.7 AU from the Sun
and 42.0 AU from the Earth.
Apparent velocity is 15.5
km/sec on the sky relative to the star, or,
1.8 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
1760 km.
The object has an absolute magnitude Hv=5.9
Diameter=401.8 km assuming a 5% albedo -- 26.1 sec chord
Diameter=164.0 km assuming a 30% albedo -- 10.6 sec chord
Dynamical classification is CLASSICAL
Star training set for 66652, (2024/11/08 22:29UT) Object RA Dec mag sep mel Fomalhaut 22:59:01.1 -29:29:23 1.2 32.33 26 Algenib 00:14:31.1 +15:19:18 2.8 16.33 58 PPM 174549 23:56:03.0 +00:14:51 5.6 1.32 46 PPM 174650 00:01:28.2 -00:13:20 8.2 0.52 47 PPM 181727 00:00:26.8 -00:26:43 9.9 0.19 47 PPM 181726 00:00:03.0 -00:45:30 11.5 0.15 46 66652 00:00:04.7 -00:36:44 16.4 47 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 66652, (2024/11/08 22:29UT) Object RA Dec mag sep mel Fomalhaut 22:57:39.6 -29:37:24 1.2 32.33 26 Algenib 00:13:14.2 +15:11:01 2.8 16.33 58 PPM 174549 23:54:46.6 +00:06:33 5.6 1.32 46 PPM 174650 00:00:11.8 -00:21:38 8.2 0.52 47 PPM 181727 23:59:10.4 -00:35:02 9.9 0.19 47 PPM 181726 23:58:46.5 -00:53:48 11.5 0.15 46 66652 23:58:48.3 -00:45:02 16.4 46 Positions are for J2000
Event circumstances last updated at 2023/10/24 02:32:09 UT
Marc W. Buie, Southwest Research Institute