Event between (470593) 08LP17 and star GA0600:36031211 with event index number of 2276429
Geocentric closest approach at 2027/06/29 17:29:23 UTC
J2000 position of star is 18:14:15.1 -28:39:59
Equinox of date position of star is 18:15:42.2 -28:39:29
Stellar brightness G=16.6,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 125 degrees from the moon.
Moon is 25% illuminated.
TNO apparent brightness V=21.6
TNO is 32.4 AU from the Sun
and 31.4 AU from the Earth.
The TNO is moving 23.0
km/sec on the sky relative to the star, or,
3.6 arcsec/hr.
The 1-sigma error in the time of the event is 135 seconds.
The 1-sigma cross-track error in the shadow position is
1339 km.
The TNO has an absolute magnitude Hv=6.5
Diameter=346.7 km assuming a 5% albedo -- 13.0 sec chord
Diameter=141.6 km assuming a 30% albedo -- 5.3 sec chord
Dynamical classification is CENTAURR
Star training set for 470593, (2027/06/29 17:30UT) Object RA Dec mag sep mel Antares 16:31:05.9 -26:29:26 0.9 23.30 149 Nunki 18:56:58.1 -26:15:36 2.0 9.40 116 PPM 267912 18:09:49.5 -28:27:05 4.6 1.37 127 PPM 268117 18:16:42.7 -28:39:38 8.5 0.16 125 PPM 268088 18:15:47.0 -28:40:52 9.1 0.05 125 470593 18:15:59.7 -28:39:22 16.6 125 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 470593, (2027/06/29 17:30UT) Object RA Dec mag sep mel Antares 16:29:24.4 -26:25:56 0.9 23.30 149 Nunki 18:55:15.9 -26:17:49 2.0 9.40 116 PPM 267912 18:08:05.0 -28:27:26 4.6 1.37 127 PPM 268117 18:14:58.2 -28:40:16 8.5 0.16 125 PPM 268088 18:14:02.4 -28:41:28 9.1 0.05 125 470593 18:14:15.1 -28:39:59 16.6 125 Positions are for J2000
Event circumstances last updated at 2022/11/21 03:02:27 UT
Marc W. Buie, Southwest Research Institute