Event between (229762) G!kun||'homdima and star GA0940:00719880 with event index number of 1333754
Geocentric closest approach at 2023/08/29 22:26:08 UTC
J2000 position of star is 05:24:09.8 +04:27:03
Equinox of date position of star is 05:25:17.5 +04:28:08
Stellar brightness G=14.6,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 117 degrees from the moon.
Moon is 98% illuminated.
TNO apparent brightness V=19.8
TNO is 40.8 AU from the Sun
and 41.0 AU from the Earth.
The TNO is moving 14.6
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 143 seconds.
The 1-sigma cross-track error in the shadow position is
1612 km.
The TNO has an absolute magnitude Hv=3.5
Diameter=1174.9 km assuming a 5% albedo -- 80.5 sec chord
Diameter=479.7 km assuming a 30% albedo -- 32.9 sec chord
Dynamical classification is SCATNEAR
Star training set for 229762, (2023/08/29 22:26UT) Object RA Dec mag sep mel Betelgeuse 05:56:27.2 +07:24:34 0.4 8.26 125 Bellatrix 05:26:24.1 +06:22:09 1.6 1.91 118 PPM 148809 05:22:34.2 +04:02:01 6.3 0.83 116 PPM 148804 05:22:18.4 +04:30:00 8.4 0.78 116 PPM 148884 05:25:20.1 +04:31:13 9.4 0.05 117 229762 05:25:25.0 +04:28:15 14.6 117 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 229762, (2023/08/29 22:26UT) Object RA Dec mag sep mel Betelgeuse 05:55:10.3 +07:24:26 0.4 8.26 125 Bellatrix 05:25:07.8 +06:20:58 1.6 1.91 118 PPM 148809 05:21:19.3 +04:00:43 6.3 0.83 116 PPM 148804 05:21:03.2 +04:28:41 8.4 0.78 116 PPM 148884 05:24:04.8 +04:30:01 9.4 0.05 117 229762 05:24:09.8 +04:27:03 14.6 117 Positions are for J2000
Event circumstances last updated at 2021/04/13 23:24:48 UT
Marc W. Buie, Southwest Research Institute