Event between (543377) 14BF70 and star GA0580:31646542 with event index number of 2719420
Geocentric closest approach at 2029/02/18 21:41:40 UTC
J2000 position of star is 17:59:16.4 -30:43:21
Equinox of date position of star is 18:00:51.1 -30:43:20
Stellar brightness G=16.6,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 121 degrees from the moon.
Moon is 25% illuminated.
Apparent brightness V=21.0
Object is 12.8 AU from the Sun
and 13.3 AU from the Earth.
Apparent velocity is 25.7
km/sec on the sky relative to the star, or,
9.6 arcsec/hr.
The 1-sigma error in the time of the event is 131 seconds.
The 1-sigma cross-track error in the shadow position is
575 km.
The object has an absolute magnitude Hv=9.5
Diameter=75.5 km assuming a 5% albedo -- 3.0 sec chord
Diameter=30.8 km assuming a 30% albedo -- 1.2 sec chord
Dynamical classification is CENTAURR
Star training set for 543377, (2029/02/18 21:44UT) Object RA Dec mag sep mel Antares 16:31:11.9 -26:29:38 0.9 20.15 141 34Ups Sco 17:32:44.9 -37:18:57 2.7 8.83 126 10Gam2Sgr 18:07:40.8 -30:25:14 3.0 1.44 120 PPM 297099 18:01:42.3 -30:19:21 8.3 0.42 121 PPM 297095 18:01:15.5 -30:38:41 8.7 0.08 121 543377 18:01:09.1 -30:43:20 16.6 121 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 543377, (2029/02/18 21:44UT) Object RA Dec mag sep mel Antares 16:29:24.4 -26:25:56 0.9 20.15 141 34Ups Sco 17:30:45.8 -37:17:46 2.7 8.83 126 10Gam2Sgr 18:05:48.4 -30:25:31 3.0 1.44 120 PPM 297099 17:59:50.0 -30:19:23 8.3 0.42 121 PPM 297095 17:59:22.9 -30:38:42 8.7 0.08 121 543377 17:59:16.4 -30:43:21 16.6 121 Positions are for J2000
Event circumstances last updated at 2024/06/26 21:31:17 UT
Marc W. Buie, Southwest Research Institute