Event between (527604) 07VL305 and star GA0860:00344163 with event index number of 1596743
Geocentric closest approach at 2020/03/18 09:34:49 UTC
J2000 position of star is 04:04:12.6 -02:04:40
Equinox of date position of star is 04:05:11.7 -02:01:31
Stellar brightness G=15.0,
use SENSEUP=128
Star is 123 degrees from the moon.
Moon is 30% illuminated.
TNO apparent brightness V=22.8
TNO is 28.2 AU from the Sun
and 28.6 AU from the Earth.
The TNO is moving 21.5
km/sec on the sky relative to the star, or,
3.7 arcsec/hr.
The 1-sigma error in the time of the event is 142 seconds.
The 1-sigma cross-track error in the shadow position is
1840 km.
The TNO has an absolute magnitude Hv=8.1
Diameter=144.5 km assuming a 5% albedo -- 6.7 sec chord
Diameter=59.0 km assuming a 30% albedo -- 2.7 sec chord
Dynamical classification is 1:1
Star training set for 527604, (2020/03/18 09:35UT) Object RA Dec mag sep mel Rigel 05:15:30.6 -08:10:47 0.1 18.54 133 67Bet Eri 05:08:50.7 -05:03:42 2.8 16.16 134 35 Eri 04:02:33.6 -01:29:40 5.3 0.85 122 PPM 186475 04:04:19.7 -02:18:28 8.3 0.36 122 PPM 175437 04:05:01.3 -01:59:58 9.2 0.06 123 527604 04:05:13.9 -02:01:25 15.0 123 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 527604, (2020/03/18 09:35UT) Object RA Dec mag sep mel Rigel 05:14:32.3 -08:12:06 0.1 18.54 133 67Bet Eri 05:07:50.8 -05:05:13 2.8 16.16 134 35 Eri 04:01:32.1 -01:32:59 5.3 0.85 122 PPM 186475 04:03:18.5 -02:21:45 8.3 0.36 122 PPM 175437 04:04:00.0 -02:03:14 9.2 0.06 123 527604 04:04:12.6 -02:04:40 15.0 123 Positions are for J2000
Event circumstances last updated at 2019/07/02 02:33:08 UT
Marc W. Buie, Southwest Research Institute