Event between (523784) 15BJ518 and star GA0700:05341298 with event index number of 2607640
Geocentric closest approach at 2028/01/17 19:32:30 UTC
J2000 position of star is 14:01:34.9 -18:26:52
Equinox of date position of star is 14:02:55.7 -18:33:54
Stellar brightness G=16.9,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 20 degrees from the moon.
Moon is 61% illuminated.
Apparent brightness V=21.2
Object is 18.6 AU from the Sun
and 18.7 AU from the Earth.
Apparent velocity is 11.9
km/sec on the sky relative to the star, or,
3.2 arcsec/hr.
The 1-sigma error in the time of the event is 130 seconds.
The 1-sigma cross-track error in the shadow position is
1170 km.
The object has an absolute magnitude Hv=8.2
Diameter=133.0 km assuming a 5% albedo -- 11.5 sec chord
Diameter=54.3 km assuming a 30% albedo -- 4.7 sec chord
Dynamical classification is CENTAURR
Star training set for 523784, (2028/01/17 19:38UT) Object RA Dec mag sep mel Spica 13:26:40.5 -11:18:24 1.0 11.42 10 PPM 228205 14:04:36.1 -17:30:04 6.3 1.14 20 PPM 228174 14:03:23.7 -18:01:41 8.4 0.56 20 PPM 228163 14:03:00.4 -18:42:52 10.0 0.14 20 523784 14:03:07.5 -18:34:56 16.9 20 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 523784, (2028/01/17 19:38UT) Object RA Dec mag sep mel Spica 13:25:11.5 -11:09:41 1.0 11.42 10 PPM 228205 14:03:03.8 -17:22:02 6.3 1.14 20 PPM 228174 14:01:51.3 -17:53:38 8.4 0.56 20 PPM 228163 14:01:27.7 -18:34:48 10.0 0.14 20 523784 14:01:34.9 -18:26:52 16.9 20 Positions are for J2000
Event circumstances last updated at 2024/06/23 21:27:55 UT
Marc W. Buie, Southwest Research Institute