Event between (468861) 13LU28 and star GA1260:03164609 with event index number of 2655286
Geocentric closest approach at 2024/12/17 21:57:56 UTC
J2000 position of star is 07:32:47.5 +37:42:05
Equinox of date position of star is 07:34:25.8 +37:38:51
Stellar brightness G=15.7,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 15 degrees from the moon.
Moon is 92% illuminated.
Apparent brightness V=17.8
Object is 8.8 AU from the Sun
and 7.9 AU from the Earth.
Apparent velocity is 37.3
km/sec on the sky relative to the star, or,
23.4 arcsec/hr.
The 1-sigma error in the time of the event is 9 seconds.
The 1-sigma cross-track error in the shadow position is
374 km.
The object has an absolute magnitude Hv=8.3
Diameter=128.2 km assuming a 5% albedo -- 3.6 sec chord
Diameter=52.4 km assuming a 30% albedo -- 1.5 sec chord
Dynamical classification is CENTAURR
Star training set for 468861, (2024/12/17 21:58UT) Object RA Dec mag sep mel Pollux 07:46:50.5 +27:57:50 1.1 10.02 6 PPM 072880 07:33:37.0 +38:50:27 6.5 1.21 16 PPM 072911 07:35:04.8 +37:07:57 7.5 0.53 15 PPM 072895 07:34:14.3 +37:16:55 9.3 0.37 15 PPM 072894 07:34:13.1 +37:42:16 11.0 0.08 15 468861 07:34:27.9 +37:38:47 15.7 15 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 468861, (2024/12/17 21:58UT) Object RA Dec mag sep mel Pollux 07:45:17.9 +28:01:33 1.1 10.02 6 PPM 072880 07:31:55.5 +38:53:44 6.5 1.21 16 PPM 072911 07:33:24.8 +37:11:17 7.5 0.53 15 PPM 072895 07:32:34.2 +37:20:14 9.3 0.37 15 PPM 072894 07:32:32.7 +37:45:34 11.0 0.08 15 468861 07:32:47.5 +37:42:05 15.7 15 Positions are for J2000
Event circumstances last updated at 2024/06/12 03:41:03 UT
Marc W. Buie, Southwest Research Institute