Event between (19308) 96TO66 and star GA1140:00163730 with event index number of 1388877
Geocentric closest approach at 2024/09/04 16:50:10 UTC
J2000 position of star is 01:15:43.4 +24:16:44
Equinox of date position of star is 01:17:01.8 +24:24:18
Stellar brightness G=14.5,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 150 degrees from the moon.
Moon is 2% illuminated.
Apparent brightness V=21.7
Object is 47.8 AU from the Sun
and 47.1 AU from the Earth.
Apparent velocity is 18.9
km/sec on the sky relative to the star, or,
2.0 arcsec/hr.
The 1-sigma error in the time of the event is 133 seconds.
The 1-sigma cross-track error in the shadow position is
2575 km.
The object has an absolute magnitude Hv=4.8
Diameter=636.8 km assuming a 5% albedo -- 34.6 sec chord
Diameter=260.0 km assuming a 30% albedo -- 14.1 sec chord
Dynamical classification is SCATEXTD
Star training set for 19308, (2024/09/04 16:55UT) Object RA Dec mag sep mel Aldebaran 04:37:20.4 +16:33:25 0.8 47.31 111 6Bet Ari 01:56:00.5 +20:55:40 2.6 9.63 145 85Phi Psc 01:15:05.6 +24:42:49 5.6 0.54 150 PPM 090564 01:13:49.1 +23:23:10 7.4 1.26 151 PPM 090620 01:17:28.4 +24:22:11 9.5 0.10 150 19308 01:17:04.2 +24:24:31 14.5 149 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 19308, (2024/09/04 16:55UT) Object RA Dec mag sep mel Aldebaran 04:35:55.3 +16:30:29 0.8 47.31 111 6Bet Ari 01:54:38.5 +20:48:26 2.6 9.63 145 85Phi Psc 01:13:44.9 +24:35:01 5.6 0.54 150 PPM 090564 01:12:28.7 +23:15:20 7.4 1.26 151 PPM 090620 01:16:07.6 +24:14:24 9.5 0.10 150 19308 01:15:43.4 +24:16:44 14.5 150 Positions are for J2000
Event circumstances last updated at 2023/12/15 05:26:43 UT
Marc W. Buie, Southwest Research Institute