Event between (145453) 05RR43 and star GA1080:00913160 with event index number of 2469453
Geocentric closest approach at 2027/12/02 23:39:56 UTC
J2000 position of star is 05:16:34.3 +19:32:52
Equinox of date position of star is 05:18:00.4 +19:34:23
Stellar brightness G=14.6,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 134 degrees from the moon.
Moon is 21% illuminated.
Apparent brightness V=20.2
Object is 40.8 AU from the Sun
and 39.8 AU from the Earth.
Apparent velocity is 25.7
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 70 seconds.
The 1-sigma cross-track error in the shadow position is
1600 km.
The object has an absolute magnitude Hv=4.1
Diameter=883.1 km assuming a 5% albedo -- 34.8 sec chord
Diameter=360.5 km assuming a 30% albedo -- 14.2 sec chord
Dynamical classification is SCATEXTD
Star training set for 145453, (2027/12/02 23:39UT) Object RA Dec mag sep mel Aldebaran 04:37:31.5 +16:33:48 0.8 10.13 124 Alnath 05:28:03.6 +28:37:43 1.6 9.33 137 PPM 120839 05:21:57.2 +19:36:16 6.5 0.88 135 PPM 120767 05:17:22.8 +19:45:33 8.3 0.27 134 PPM 120783 05:18:26.1 +19:19:51 8.9 0.25 134 145453 05:18:13.2 +19:34:36 14.6 135 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, (2027/12/02 23:39UT) Object RA Dec mag sep mel Aldebaran 04:35:55.3 +16:30:29 0.8 10.13 124 Alnath 05:26:17.6 +28:36:23 1.6 9.33 137 PPM 120839 05:20:18.3 +19:34:41 6.5 0.88 135 PPM 120767 05:15:43.8 +19:43:48 8.3 0.27 134 PPM 120783 05:16:47.4 +19:18:09 8.9 0.25 134 145453 05:16:34.3 +19:32:52 14.6 134 Positions are for J2000
Event circumstances last updated at 2024/04/23 03:32:17 UT
Marc W. Buie, Southwest Research Institute