Event between (60608) 00EE173 and star UC4-366-063244 with event index number of 69019
Geocentric closest approach at 2017/04/24 00:29:03 UTC
J2000 position of star is 13:38:26.5 -16:51:46
Equinox of date position of star is 13:39:22.7 -16:57:01
Stellar brightness R=14.7,
use SENSEUP=128
Star is 150 degrees from the moon.
Moon is 9% illuminated.
TNO apparent brightness V=22.4
TNO is 24.6 AU from the Sun
and 23.6 AU from the Earth.
The TNO is moving 22.4
km/sec on the sky relative to the star, or,
4.7 arcsec/hr.
The 1-sigma error in the time of the event is 398 seconds.
The 1-sigma cross-track error in the shadow position is
5436 km.
The TNO has an absolute magnitude Hv=8.5
Diameter=120.2 km assuming a 5% albedo -- 5.4 sec chord
Diameter=49.1 km assuming a 30% albedo -- 2.2 sec chord
Dynamical classification is CENTAURR
Star training set for 60608, (2017/04/24 00:29UT) Object RA Dec mag sep mel Spica 13:26:06.4 -11:15:04 1.0 6.54 156 83 Vir 13:45:26.1 -16:15:56 5.6 1.60 149 PPM 227570 13:37:59.2 -16:32:06 7.9 0.53 150 PPM 227594 13:38:58.3 -16:48:08 9.3 0.18 150 60608 13:39:22.7 -16:57:01 14.7 150 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 60608, (2017/04/24 00:29UT) Object RA Dec mag sep mel Spica 13:25:11.5 -11:09:41 1.0 6.54 156 83 Vir 13:44:29.9 -16:10:45 5.6 1.60 149 PPM 227570 13:37:03.2 -16:26:50 7.9 0.53 150 PPM 227594 13:38:02.1 -16:42:53 9.3 0.18 150 60608 13:38:26.5 -16:51:46 14.7 150 Positions are for J2000
Event circumstances last updated at 2017/04/24 16:03:09 UT
Marc W. Buie, Southwest Research Institute