Event between (145453) 05RR43 and star GA1080:00865958 with event index number of 2469465
Geocentric closest approach at 2028/03/27 15:13:30 UTC
J2000 position of star is 05:11:31.6 +19:46:24
Equinox of date position of star is 05:12:57.8 +19:48:04
Stellar brightness G=16.0,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 55 degrees from the moon.
Moon is 2% illuminated.
Apparent brightness V=20.4
Object is 40.8 AU from the Sun
and 41.1 AU from the Earth.
Apparent velocity is 13.7
km/sec on the sky relative to the star, or,
1.7 arcsec/hr.
The 1-sigma error in the time of the event is 125 seconds.
The 1-sigma cross-track error in the shadow position is
1659 km.
The object has an absolute magnitude Hv=4.1
Diameter=883.1 km assuming a 5% albedo -- 65.1 sec chord
Diameter=360.5 km assuming a 30% albedo -- 26.6 sec chord
Dynamical classification is SCATEXTD
Star training set for 145453, (2028/03/27 15:15UT) Object RA Dec mag sep mel Aldebaran 04:37:32.6 +16:33:50 0.8 9.06 47 Alnath 05:28:04.8 +28:37:44 1.6 9.45 59 104 Tau 05:09:07.1 +18:40:50 5.6 1.48 55 PPM 120643 05:10:30.6 +19:53:39 7.4 0.64 55 PPM 120677 05:12:28.1 +19:42:47 9.6 0.19 55 145453 05:13:11.8 +19:48:20 16.0 56 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 145453, (2028/03/27 15:15UT) Object RA Dec mag sep mel Aldebaran 04:35:55.3 +16:30:29 0.8 9.06 47 Alnath 05:26:17.6 +28:36:23 1.6 9.45 59 104 Tau 05:07:27.8 +18:38:43 5.6 1.48 55 PPM 120643 05:08:50.4 +19:51:36 7.4 0.64 55 PPM 120677 05:10:48.1 +19:40:48 9.6 0.19 55 145453 05:11:31.6 +19:46:24 16.0 55 Positions are for J2000
Event circumstances last updated at 2024/04/24 02:51:40 UT
Marc W. Buie, Southwest Research Institute