Event between (523622) 07TG422 and star GA1040:01283242 with event index number of 2626713
Geocentric closest approach at 2028/11/22 02:57:35 UTC
J2000 position of star is 05:54:41.1 +15:12:58
Equinox of date position of star is 05:56:05.3 +15:13:08
Stellar brightness G=16.4,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 139 degrees from the moon.
Moon is 32% illuminated.
Apparent brightness V=22.8
Object is 42.4 AU from the Sun
and 41.5 AU from the Earth.
Apparent velocity is 21.1
km/sec on the sky relative to the star, or,
2.5 arcsec/hr.
The 1-sigma error in the time of the event is 182 seconds.
The 1-sigma cross-track error in the shadow position is
2726 km.
The object has an absolute magnitude Hv=6.5
Diameter=302.0 km assuming a 5% albedo -- 14.5 sec chord
Diameter=123.3 km assuming a 30% albedo -- 5.9 sec chord
Dynamical classification is SCATNEAR
Star training set for 523622, (2028/11/22 02:58UT) Object RA Dec mag sep mel Betelgeuse 05:56:44.2 +07:24:36 0.4 7.81 138 Alhena 06:39:22.8 +16:22:20 1.9 10.42 150 137 Tau 05:54:00.8 +14:10:36 5.5 1.18 138 PPM 121573 05:56:16.9 +15:30:39 8.1 0.29 139 PPM 121559 05:55:42.1 +15:06:53 8.6 0.19 139 523622 05:56:20.4 +15:13:10 16.4 139 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 523622, (2028/11/22 02:58UT) Object RA Dec mag sep mel Betelgeuse 05:55:10.3 +07:24:26 0.4 7.81 138 Alhena 06:37:42.8 +16:23:56 1.9 10.42 150 137 Tau 05:52:22.2 +14:10:18 5.5 1.18 138 PPM 121573 05:54:37.3 +15:30:27 8.1 0.29 139 PPM 121559 05:54:02.9 +15:06:40 8.6 0.19 139 523622 05:54:41.1 +15:12:58 16.4 139 Positions are for J2000
Event circumstances last updated at 2024/06/25 21:30:32 UT
Marc W. Buie, Southwest Research Institute