Event between 14WY535 and star GA0840:03682733 with event index number of 2560936
Geocentric closest approach at 2023/05/17 02:19:22 UTC
J2000 position of star is 08:55:36.0 -04:11:20
Equinox of date position of star is 08:56:45.4 -04:16:42
Stellar brightness G=16.3,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 112 degrees from the moon.
Moon is 7% illuminated.
Apparent brightness V=21.9
Object is 35.7 AU from the Sun
and 35.8 AU from the Earth.
Apparent velocity is 15.2
km/sec on the sky relative to the star, or,
2.1 arcsec/hr.
The 1-sigma error in the time of the event is 110 seconds.
The 1-sigma cross-track error in the shadow position is
1450 km.
The object has an absolute magnitude Hv=6.2
Diameter=338.9 km assuming a 5% albedo -- 22.7 sec chord
Diameter=138.3 km assuming a 30% albedo -- 9.3 sec chord
Dynamical classification is SCATNEAR
Star training set for 14WY535, (2023/05/17 02:21UT) Object RA Dec mag sep mel Regulus 10:09:36.9 +11:51:07 1.3 24.25 126 Alphard 09:28:44.2 -08:45:40 2.0 9.12 120 PPM 191823 08:55:27.1 -05:31:28 6.4 1.29 111 PPM 191836 08:56:08.8 -03:38:45 7.4 0.65 111 PPM 191844 08:56:40.6 -04:09:35 9.2 0.12 111 14WY535 08:56:46.2 -04:16:46 16.3 112 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 14WY535, (2023/05/17 02:21UT) Object RA Dec mag sep mel Regulus 10:08:21.9 +11:58:02 1.3 24.25 126 Alphard 09:27:35.2 -08:39:30 2.0 9.12 120 PPM 191823 08:54:17.4 -05:26:04 6.4 1.29 111 PPM 191836 08:54:58.4 -03:33:20 7.4 0.65 111 PPM 191844 08:55:30.3 -04:04:10 9.2 0.12 111 14WY535 08:55:36.0 -04:11:20 16.3 111 Positions are for J2000
Event circumstances last updated at 2023/02/10 03:59:08 UT
Marc W. Buie, Southwest Research Institute