Event between (60620) 00FD8 and star UC4-435-059130 with event index number of 119396
Geocentric closest approach at 2018/05/22 17:51:38 UTC
J2000 position of star is 14:09:35.2 -03:03:15
Equinox of date position of star is 14:10:31.0 -03:08:18
Stellar brightness R=16.4,
use SENSEUP=128
Star is 52 degrees from the moon.
Moon is 57% illuminated.
TNO apparent brightness V=22.3
TNO is 36.7 AU from the Sun
and 35.8 AU from the Earth.
The TNO is moving 20.6
km/sec on the sky relative to the star, or,
2.9 arcsec/hr.
The 1-sigma error in the time of the event is 409 seconds.
The 1-sigma cross-track error in the shadow position is
3372 km.
The TNO has an absolute magnitude Hv=6.6
Diameter=288.4 km assuming a 5% albedo -- 14.0 sec chord
Diameter=117.7 km assuming a 30% albedo -- 5.7 sec chord
Dynamical classification is SCATNEAR
Star training set for 60620, (2018/05/22 17:52UT) Object RA Dec mag sep mel Spica 13:26:09.9 -11:15:24 1.0 13.67 45 PPM 179251 14:14:37.8 -00:55:54 6.5 2.43 53 PPM 197292 14:12:18.1 -03:25:28 7.8 0.52 53 PPM 197259 14:10:19.5 -03:08:56 9.3 0.05 52 60620 14:10:32.4 -03:08:26 16.4 53 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 60620, (2018/05/22 17:52UT) Object RA Dec mag sep mel Spica 13:25:11.5 -11:09:41 1.0 13.67 45 PPM 179251 14:13:41.0 -00:50:47 6.5 2.43 53 PPM 197292 14:11:20.8 -03:20:19 7.8 0.52 53 PPM 197259 14:09:22.2 -03:03:45 9.3 0.05 52 60620 14:09:35.2 -03:03:15 16.4 52 Positions are for J2000
Event circumstances last updated at 2017/12/02 17:33:47 UT
Marc W. Buie, Southwest Research Institute