Event between 14WS509 and star GA1120:00967477 with event index number of 2682990
Geocentric closest approach at 2023/08/24 04:03:26 UTC
J2000 position of star is 05:06:59.1 +22:31:35
Equinox of date position of star is 05:08:22.1 +22:33:20
Stellar brightness G=16.3,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 160 degrees from the moon.
Moon is 48% illuminated.
Apparent brightness V=22.7
Object is 42.8 AU from the Sun
and 43.0 AU from the Earth.
Apparent velocity is 13.1
km/sec on the sky relative to the star, or,
1.5 arcsec/hr.
The 1-sigma error in the time of the event is 309 seconds.
The 1-sigma cross-track error in the shadow position is
1668 km.
The object has an absolute magnitude Hv=6.2
Diameter=346.7 km assuming a 5% albedo -- 26.7 sec chord
Diameter=141.6 km assuming a 30% albedo -- 10.9 sec chord
Dynamical classification is CLASSICAL
Star training set for 14WS509, (2023/08/24 04:31UT) Object RA Dec mag sep mel Aldebaran 04:37:16.8 +16:33:18 0.8 9.47 166 Alnath 05:27:47.3 +28:37:31 1.6 7.48 155 PPM 094053 05:07:03.5 +23:05:30 6.5 0.62 160 PPM 094066 05:08:06.4 +22:32:26 7.0 0.07 160 14WS509 05:08:24.5 +22:33:22 16.3 160 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 14WS509, (2023/08/24 04:31UT) Object RA Dec mag sep mel Aldebaran 04:35:55.3 +16:30:29 0.8 9.47 166 Alnath 05:26:17.6 +28:36:23 1.6 7.48 155 PPM 094053 05:05:37.7 +23:03:40 6.5 0.62 160 PPM 094066 05:06:40.9 +22:30:38 7.0 0.07 160 14WS509 05:06:59.1 +22:31:35 16.3 160 Positions are for J2000
Event circumstances last updated at 2022/12/24 03:43:44 UT
Marc W. Buie, Southwest Research Institute