Event between (523763) 14WZ509 and star GA0840:03874377 with event index number of 2294935
Geocentric closest approach at 2027/11/21 06:39:52 UTC
J2000 position of star is 10:01:48.4 -04:40:59
Equinox of date position of star is 10:02:59.1 -04:47:47
Stellar brightness G=16.8,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 14 degrees from the moon.
Moon is 47% illuminated.
Apparent brightness V=22.1
Object is 43.7 AU from the Sun
and 43.8 AU from the Earth.
Apparent velocity is 10.9
km/sec on the sky relative to the star, or,
1.2 arcsec/hr.
The 1-sigma error in the time of the event is 231 seconds.
The 1-sigma cross-track error in the shadow position is
4014 km.
The object has an absolute magnitude Hv=5.5
Diameter=469.9 km assuming a 5% albedo -- 44.0 sec chord
Diameter=191.8 km assuming a 30% albedo -- 18.0 sec chord
Dynamical classification is SCATEXTD
Star training set for 523763, (2027/11/21 06:31UT) Object RA Dec mag sep mel Regulus 10:09:51.3 +11:49:47 1.3 16.73 3 Alphard 09:28:57.5 -08:46:51 2.0 9.38 21 8Gam Sex 09:53:53.3 -08:14:14 4.8 4.13 17 PPM 193012 10:03:18.5 -04:30:18 8.4 0.31 13 PPM 192998 10:02:42.2 -04:47:00 9.3 0.13 14 523763 10:03:12.7 -04:49:06 16.8 14 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 523763, (2027/11/21 06:31UT) Object RA Dec mag sep mel Regulus 10:08:21.9 +11:58:02 1.3 16.73 3 Alphard 09:27:35.2 -08:39:30 2.0 9.38 21 8Gam Sex 09:52:30.4 -08:06:19 4.8 4.13 17 PPM 193012 10:01:54.1 -04:22:11 8.4 0.31 13 PPM 192998 10:01:18.0 -04:38:54 9.3 0.13 14 523763 10:01:48.4 -04:40:59 16.8 14 Positions are for J2000
Event circumstances last updated at 2023/05/21 02:40:33 UT
Marc W. Buie, Southwest Research Institute