Event between (523686) 14DB143 and star GA0860:10574041 with event index number of 2622367
Geocentric closest approach at 2025/04/01 17:37:00 UTC
J2000 position of star is 18:56:20.8 -02:07:53
Equinox of date position of star is 18:57:37.2 -02:05:52
Stellar brightness G=16.0,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 128 degrees from the moon.
Moon is 15% illuminated.
Apparent brightness V=22.4
Object is 20.2 AU from the Sun
and 20.3 AU from the Earth.
Apparent velocity is 14.0
km/sec on the sky relative to the star, or,
3.4 arcsec/hr.
The 1-sigma error in the time of the event is 158 seconds.
The 1-sigma cross-track error in the shadow position is
2748 km.
The object has an absolute magnitude Hv=9.1
Diameter=91.2 km assuming a 5% albedo -- 6.4 sec chord
Diameter=37.2 km assuming a 30% albedo -- 2.6 sec chord
Dynamical classification is CENTAURR
Star training set for 523686, (2025/04/01 17:37UT) Object RA Dec mag sep mel Antares 16:30:57.6 -26:29:09 0.9 42.80 169 Tarazed 19:47:27.6 +10:40:35 2.7 17.79 110 PPM 180493 18:57:41.3 -01:45:56 6.2 0.33 127 PPM 180487 18:56:52.2 -02:16:22 7.5 0.26 128 523686 18:57:39.7 -02:05:48 16.0 127 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 523686, (2025/04/01 17:37UT) Object RA Dec mag sep mel Antares 16:29:24.4 -26:25:56 0.9 42.80 169 Tarazed 19:46:15.6 +10:36:48 2.7 17.79 110 PPM 180493 18:56:22.7 -01:48:01 6.2 0.33 127 PPM 180487 18:55:33.3 -02:18:25 7.5 0.26 128 523686 18:56:20.8 -02:07:53 16.0 128 Positions are for J2000
Event circumstances last updated at 2024/06/13 03:44:33 UT
Marc W. Buie, Southwest Research Institute