Event between (523624) 08CT190 and star GA1240:03582383 with event index number of 2426549
Geocentric closest approach at 2028/01/26 21:44:16 UTC
J2000 position of star is 13:18:06.7 +34:08:37
Equinox of date position of star is 13:19:14.2 +34:00:58
Stellar brightness G=14.8,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 118 degrees from the moon.
Moon is 0% illuminated.
Apparent brightness V=21.4
Object is 36.1 AU from the Sun
and 35.7 AU from the Earth.
Apparent velocity is 19.9
km/sec on the sky relative to the star, or,
2.8 arcsec/hr.
The 1-sigma error in the time of the event is 103 seconds.
The 1-sigma cross-track error in the shadow position is
4291 km.
The object has an absolute magnitude Hv=5.7
Diameter=432.5 km assuming a 5% albedo -- 22.2 sec chord
Diameter=176.6 km assuming a 30% albedo -- 9.1 sec chord
Dynamical classification is 7:3EEEE
Star training set for 523624, (2028/01/26 21:46UT) Object RA Dec mag sep mel Arcturus 14:16:56.9 +19:02:24 0.0 19.69 103 Alkaid 13:48:38.7 +49:10:27 1.9 16.11 113 PPM 077092 13:20:21.5 +34:58:52 6.0 1.00 118 PPM 077084 13:19:45.6 +33:57:04 7.0 0.09 118 523624 13:19:24.5 +33:59:48 14.8 117 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 523624, (2028/01/26 21:46UT) Object RA Dec mag sep mel Arcturus 14:15:37.9 +19:10:10 0.0 19.69 103 Alkaid 13:47:32.1 +49:18:48 1.9 16.11 113 PPM 077092 13:19:04.2 +35:07:41 6.0 1.00 118 PPM 077084 13:18:27.9 +34:05:54 7.0 0.09 118 523624 13:18:06.7 +34:08:37 14.8 118 Positions are for J2000
Event circumstances last updated at 2024/05/05 03:38:09 UT
Marc W. Buie, Southwest Research Institute