Event between (508869) 02VT130 and star GA1140:01902779 with event index number of 1790926
Geocentric closest approach at 2027/12/13 21:39:27 UTC
J2000 position of star is 06:08:29.3 +24:29:00
Equinox of date position of star is 06:09:54.4 +24:28:42
Stellar brightness G=14.2,
use SENSEUP=64 with the MallinCam and and exposure
time of 1 seconds with the QHY174 camera.
Star is 8 degrees from the moon.
Moon is 100% illuminated.
Apparent brightness V=22.1
Object is 43.4 AU from the Sun
and 42.4 AU from the Earth.
Apparent velocity is 25.3
km/sec on the sky relative to the star, or,
3.0 arcsec/hr.
The 1-sigma error in the time of the event is 264 seconds.
The 1-sigma cross-track error in the shadow position is
1599 km.
The object has an absolute magnitude Hv=5.8
Diameter=436.5 km assuming a 5% albedo -- 16.1 sec chord
Diameter=178.2 km assuming a 30% albedo -- 6.6 sec chord
Dynamical classification is CLASSICAL
Star training set for 508869, (2027/12/13 21:44UT) Object RA Dec mag sep mel Betelgeuse 05:56:41.1 +07:24:36 0.4 17.37 20 Alnath 05:28:03.7 +28:37:43 1.6 10.29 3 3 Gem 06:11:25.9 +23:06:22 5.5 1.40 8 PPM 095455 06:09:53.5 +23:51:18 8.3 0.63 8 PPM 095411 06:08:40.2 +24:32:26 9.6 0.36 7 PPM 095459 06:09:59.3 +24:34:49 10.4 0.11 7 508869 06:10:12.3 +24:28:37 14.2 8 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 508869, (2027/12/13 21:44UT) Object RA Dec mag sep mel Betelgeuse 05:55:10.3 +07:24:26 0.4 17.37 20 Alnath 05:26:17.6 +28:36:23 1.6 10.29 3 3 Gem 06:09:44.0 +23:06:48 5.5 1.40 8 PPM 095455 06:08:11.0 +23:51:41 8.3 0.63 8 PPM 095411 06:06:57.2 +24:32:45 9.6 0.36 7 PPM 095459 06:08:16.3 +24:35:11 10.4 0.11 7 508869 06:08:29.3 +24:29:00 14.2 7 Positions are for J2000
Event circumstances last updated at 2023/02/05 03:37:57 UT
Marc W. Buie, Southwest Research Institute