Event between (468861) 13LU28 and star GA0900:00815044 with event index number of 2656207
Geocentric closest approach at 2027/09/11 04:43:50 UTC
J2000 position of star is 05:43:02.5 +01:58:49
Equinox of date position of star is 05:44:18.9 +01:59:24
Stellar brightness G=15.8,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 143 degrees from the moon.
Moon is 81% illuminated.
Apparent brightness V=19.1
Object is 10.9 AU from the Sun
and 11.0 AU from the Earth.
Apparent velocity is 20.2
km/sec on the sky relative to the star, or,
9.1 arcsec/hr.
The 1-sigma error in the time of the event is 70 seconds.
The 1-sigma cross-track error in the shadow position is
638 km.
The object has an absolute magnitude Hv=8.3
Diameter=128.2 km assuming a 5% albedo -- 6.6 sec chord
Diameter=52.4 km assuming a 30% albedo -- 2.7 sec chord
Dynamical classification is CENTAURR
Star training set for 468861, (2027/09/11 04:45UT) Object RA Dec mag sep mel Betelgeuse 05:56:40.3 +07:24:35 0.4 6.21 148 34Del Ori 05:33:25.4 -00:16:51 2.2 3.58 139 51 Ori 05:43:54.7 +01:29:09 4.9 0.53 142 PPM 149338 05:43:44.3 +02:22:42 6.7 0.43 143 PPM 149341 05:43:49.1 +01:53:18 9.1 0.20 142 468861 05:44:28.9 +01:59:28 15.8 143 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, (2027/09/11 04:45UT) Object RA Dec mag sep mel Betelgeuse 05:55:10.3 +07:24:26 0.4 6.21 148 34Del Ori 05:32:00.4 -00:17:57 2.2 3.58 139 51 Ori 05:42:28.5 +01:28:28 4.9 0.53 142 PPM 149338 05:42:17.6 +02:22:01 6.7 0.43 143 PPM 149341 05:42:22.7 +01:52:37 9.1 0.20 142 468861 05:43:02.5 +01:58:49 15.8 142 Positions are for J2000
Event circumstances last updated at 2024/06/22 21:28:30 UT
Marc W. Buie, Southwest Research Institute