Event between 02CW224 and star GA1180:01474019 with event index number of 237529
Geocentric closest approach at 2018/12/07 15:21:01 UTC
J2000 position of star is 05:26:44.0 +28:59:06
Equinox of date position of star is 05:27:55.7 +29:00:00
Stellar brightness G=15.7,
use SENSEUP=128
Star is 170 degrees from the moon.
Moon is 0% illuminated.
TNO apparent brightness V=22.3
TNO is 34.7 AU from the Sun
and 33.8 AU from the Earth.
The TNO is moving 24.8
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 333 seconds.
The 1-sigma cross-track error in the shadow position is
1453 km.
The TNO has an absolute magnitude Hv=6.9
Diameter=245.5 km assuming a 5% albedo -- 9.9 sec chord
Diameter=100.2 km assuming a 30% albedo -- 4.0 sec chord
Dynamical classification is 3:2E
Star training set for 02CW224, (2018/12/07 15:21UT) Object RA Dec mag sep mel Aldebaran 04:37:00.6 +16:32:45 0.8 17.09 170 Alnath 05:27:29.4 +28:37:18 1.6 0.39 171 22 Aur 05:24:34.9 +28:57:10 6.4 0.73 171 PPM 094409 05:30:52.9 +29:11:59 6.7 0.67 170 Alnath 05:27:29.4 +28:37:18 1.6 0.39 171 PPM 094350 05:26:37.0 +29:13:26 10.5 0.36 170 02CW224 05:27:56.1 +29:00:00 15.7 170 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 02CW224, (2018/12/07 15:21UT) Object RA Dec mag sep mel Aldebaran 04:35:55.3 +16:30:30 0.8 17.09 170 Alnath 05:26:17.5 +28:36:23 1.6 0.39 171 22 Aur 05:23:22.9 +28:56:10 6.4 0.73 171 PPM 094409 05:29:40.7 +29:11:10 6.7 0.67 170 Alnath 05:26:17.5 +28:36:23 1.6 0.39 171 PPM 094350 05:25:24.8 +29:12:30 10.5 0.36 170 02CW224 05:26:44.0 +28:59:06 15.7 170 Positions are for J2000
Event circumstances last updated at 2018/11/04 22:24:02 UT
Marc W. Buie, Southwest Research Institute