Event between 00CN105 and star UC4-486-053360 with event index number of 76356
Geocentric closest approach at 2017/07/07 21:36:07 UTC
J2000 position of star is 11:16:50.1 +07:01:37
Equinox of date position of star is 11:17:44.3 +06:55:53
Stellar brightness R=12.9,
use SENSEUP=32
Star is 104 degrees from the moon.
Moon is 98% illuminated.
TNO apparent brightness V=21.8
TNO is 47.1 AU from the Sun
and 47.6 AU from the Earth.
The TNO is moving 18.2
km/sec on the sky relative to the star, or,
1.9 arcsec/hr.
The 1-sigma error in the time of the event is 291 seconds.
The 1-sigma cross-track error in the shadow position is
4661 km.
The TNO has an absolute magnitude Hv=4.9
Diameter=619.5 km assuming a 5% albedo -- 34.1 sec chord
Diameter=252.9 km assuming a 30% albedo -- 13.9 sec chord
Dynamical classification is SCATNEAR
Star training set for 00CN105, (2017/07/07 21:36UT) Object RA Dec mag sep mel Regulus 10:09:18.2 +11:52:51 1.3 17.58 122 Denebola 11:49:57.1 +14:28:27 2.1 10.93 99 77Sig Leo 11:22:02.4 +05:55:59 4.0 1.46 103 PPM 157766 11:21:56.9 +06:58:05 8.1 1.04 103 PPM 157662 11:16:07.8 +06:56:25 9.3 0.40 105 PPM 157701 11:18:31.5 +06:53:09 11.1 0.20 104 00CN105 11:17:44.5 +06:55:52 12.9 104 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 00CN105, (2017/07/07 21:36UT) Object RA Dec mag sep mel Regulus 10:08:22.0 +11:58:02 1.3 17.58 122 Denebola 11:49:03.0 +14:34:17 2.1 10.93 99 77Sig Leo 11:21:08.1 +06:01:45 4.0 1.46 103 PPM 157766 11:21:02.6 +07:03:51 8.1 1.04 103 PPM 157662 11:15:13.4 +07:02:09 9.3 0.40 105 PPM 157701 11:17:37.1 +06:58:54 11.1 0.20 104 00CN105 11:16:50.1 +07:01:37 12.9 104 Positions are for J2000
Event circumstances last updated at 2017/06/14 16:58:03 UT
Marc W. Buie, Southwest Research Institute