Event between (533561) 14JN80 and star GA0800:07342175 with event index number of 2586353
Geocentric closest approach at 2025/05/04 01:38:34 UTC
J2000 position of star is 17:53:34.4 -09:06:53
Equinox of date position of star is 17:54:54.8 -09:07:05
Stellar brightness G=15.2,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 137 degrees from the moon.
Moon is 45% illuminated.
Apparent brightness V=22.4
Object is 37.5 AU from the Sun
and 36.8 AU from the Earth.
Apparent velocity is 16.2
km/sec on the sky relative to the star, or,
2.2 arcsec/hr.
The 1-sigma error in the time of the event is 614 seconds.
The 1-sigma cross-track error in the shadow position is
2814 km.
The object has an absolute magnitude Hv=6.6
Diameter=288.4 km assuming a 5% albedo -- 17.6 sec chord
Diameter=117.7 km assuming a 30% albedo -- 7.2 sec chord
Dynamical classification is SCATEXTD
Star training set for 533561, (2025/05/04 01:39UT) Object RA Dec mag sep mel Antares 16:30:57.9 -26:29:10 0.9 26.40 122 35Eta Oph 17:11:50.0 -15:45:16 2.6 12.44 129 64Nu Oph 18:00:25.3 -09:46:28 3.3 1.50 138 PPM 233708 17:54:35.7 -10:22:33 8.1 1.26 137 PPM 201173 17:54:46.8 -08:57:57 9.7 0.16 137 533561 17:54:57.7 -09:07:05 15.2 137 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 533561, (2025/05/04 01:39UT) Object RA Dec mag sep mel Antares 16:29:24.4 -26:25:56 0.9 26.40 122 35Eta Oph 17:10:22.7 -15:43:29 2.6 12.44 129 64Nu Oph 17:59:01.6 -09:46:28 3.3 1.50 138 PPM 233708 17:53:11.5 -10:22:20 8.1 1.26 137 PPM 201173 17:53:23.5 -08:57:44 9.7 0.16 137 533561 17:53:34.4 -09:06:53 15.2 137 Positions are for J2000
Event circumstances last updated at 2024/06/13 03:46:11 UT
Marc W. Buie, Southwest Research Institute