Event between 00KL4 and star GA0820:09743771 with event index number of 2581158
Geocentric closest approach at 2023/02/27 14:29:23 UTC
J2000 position of star is 18:27:48.0 -06:21:38
Equinox of date position of star is 18:29:02.2 -06:20:41
Stellar brightness G=16.0,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 148 degrees from the moon.
Moon is 53% illuminated.
Apparent brightness V=23.6
Object is 39.0 AU from the Sun
and 39.5 AU from the Earth.
Apparent velocity is 20.5
km/sec on the sky relative to the star, or,
2.6 arcsec/hr.
The 1-sigma error in the time of the event is 492 seconds.
The 1-sigma cross-track error in the shadow position is
4305 km.
The object has an absolute magnitude Hv=7.5
Diameter=187.9 km assuming a 5% albedo -- 9.2 sec chord
Diameter=76.7 km assuming a 30% albedo -- 3.7 sec chord
Dynamical classification is SCATEXTD
Star training set for 00KL4, (2023/02/27 14:29UT) Object RA Dec mag sep mel Antares 16:30:49.9 -26:28:53 0.9 34.60 177 60Bet Oph 17:44:37.1 +04:33:33 2.8 15.55 146 PPM 201808 18:31:28.6 -05:42:25 6.2 0.88 147 PPM 201761 18:28:06.2 -06:24:13 8.5 0.24 148 PPM 201767 18:28:38.0 -06:15:22 9.3 0.14 148 00KL4 18:29:02.6 -06:20:40 16.0 148 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 00KL4, (2023/02/27 14:29UT) Object RA Dec mag sep mel Antares 16:29:24.4 -26:25:56 0.9 34.60 177 60Bet Oph 17:43:28.3 +04:34:06 2.8 15.55 146 PPM 201808 18:30:14.3 -05:43:28 6.2 0.88 147 PPM 201761 18:26:51.5 -06:25:08 8.5 0.24 148 PPM 201767 18:27:23.4 -06:16:18 9.3 0.14 148 00KL4 18:27:48.0 -06:21:38 16.0 148 Positions are for J2000
Event circumstances last updated at 2023/01/07 03:19:11 UT
Marc W. Buie, Southwest Research Institute