Event between (523597) 02QX47 and star GA1120:00342713 with event index number of 2245851
Geocentric closest approach at 2027/12/18 00:06:46 UTC
J2000 position of star is 02:58:30.7 +22:34:22
Equinox of date position of star is 02:59:55.6 +22:40:10
Stellar brightness G=13.0,
use SENSEUP=32 with the MallinCam and and exposure
time of 500 milli-seconds with the QHY174 camera.
Star is 96 degrees from the moon.
Moon is 76% illuminated.
Apparent brightness V=23.5
Object is 28.8 AU from the Sun
and 28.0 AU from the Earth.
Apparent velocity is 19.4
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 317 seconds.
The 1-sigma cross-track error in the shadow position is
2816 km.
The object has an absolute magnitude Hv=8.8
Diameter=104.7 km assuming a 5% albedo -- 5.3 sec chord
Diameter=42.8 km assuming a 30% albedo -- 2.2 sec chord
Dynamical classification is CENTAURR
Star training set for 523597, (2027/12/18 00:07UT) Object RA Dec mag sep mel Aldebaran 04:37:31.7 +16:33:48 0.8 23.70 75 Hamal 02:08:45.3 +23:35:37 2.0 11.84 107 48Eps Ari 03:00:49.0 +21:27:02 5.6 1.24 96 PPM 092136 03:02:13.6 +22:56:19 8.1 0.55 95 PPM 092103 02:59:25.3 +22:52:18 10.5 0.25 96 523597 03:00:07.7 +22:40:59 13.0 96 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 523597, (2027/12/18 00:07UT) Object RA Dec mag sep mel Aldebaran 04:35:55.3 +16:30:29 0.8 23.70 75 Hamal 02:07:10.7 +23:27:41 2.0 11.84 107 48Eps Ari 02:59:12.6 +21:20:25 5.6 1.24 96 PPM 092136 03:00:36.4 +22:49:45 8.1 0.55 95 PPM 092103 02:57:48.3 +22:45:39 10.5 0.25 96 523597 02:58:30.7 +22:34:22 13.0 96 Positions are for J2000
Event circumstances last updated at 2024/06/23 21:27:39 UT
Marc W. Buie, Southwest Research Institute