Event between (119878) 02CY224 and star GA0880:03884030 with event index number of 1201623
Geocentric closest approach at 2023/07/03 09:44:55 UTC
J2000 position of star is 10:54:13.4 -01:31:22
Equinox of date position of star is 10:55:24.9 -01:38:51
Stellar brightness G=13.1,
use SENSEUP=32 with the MallinCam and and exposure
time of 500 milli-seconds with the QHY174 camera.
Star is 114 degrees from the moon.
Moon is 100% illuminated.
Apparent brightness V=22.3
Object is 40.3 AU from the Sun
and 40.7 AU from the Earth.
Apparent velocity is 17.7
km/sec on the sky relative to the star, or,
2.2 arcsec/hr.
The 1-sigma error in the time of the event is 105 seconds.
The 1-sigma cross-track error in the shadow position is
1759 km.
The object has an absolute magnitude Hv=6.1
Diameter=356.5 km assuming a 5% albedo -- 20.1 sec chord
Diameter=145.5 km assuming a 30% albedo -- 8.2 sec chord
Dynamical classification is 12:5EEEEEEE
Star training set for 119878, (2023/07/03 09:45UT) Object RA Dec mag sep mel Regulus 10:09:37.3 +11:51:05 1.3 17.65 130 PPM 178324 10:54:55.5 -02:15:17 6.3 0.62 113 PPM 178325 10:55:46.1 -01:38:40 7.8 0.09 114 119878 10:55:25.4 -01:38:54 13.1 113 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 119878, (2023/07/03 09:45UT) Object RA Dec mag sep mel Regulus 10:08:22.0 +11:58:02 1.3 17.65 130 PPM 178324 10:53:43.6 -02:07:45 6.3 0.62 113 PPM 178325 10:54:34.0 -01:31:07 7.8 0.09 114 119878 10:54:13.4 -01:31:22 13.1 114 Positions are for J2000
Event circumstances last updated at 2023/05/03 03:52:36 UT
Marc W. Buie, Southwest Research Institute