Event between 16GR206 and star GA0960:03898666 with event index number of 264207
Geocentric closest approach at 2020/05/02 13:40:36 UTC
J2000 position of star is 13:17:55.7 +07:31:09
Equinox of date position of star is 13:18:52.2 +07:25:16
Stellar brightness G=16.6,
use SENSEUP=128
Star is 41 degrees from the moon.
Moon is 69% illuminated.
TNO apparent brightness V=22.1
TNO is 18.8 AU from the Sun
and 17.9 AU from the Earth.
The TNO is moving 19.7
km/sec on the sky relative to the star, or,
5.5 arcsec/hr.
The 1-sigma error in the time of the event is 216 seconds.
The 1-sigma cross-track error in the shadow position is
1538 km.
The TNO has an absolute magnitude Hv=9.3
Diameter=84.3 km assuming a 5% albedo -- 4.3 sec chord
Diameter=34.4 km assuming a 30% albedo -- 1.7 sec chord
Dynamical classification is CENTAURR
Star training set for 16GR206, (2020/05/02 13:41UT) Object RA Dec mag sep mel Arcturus 14:16:35.5 +19:04:42 0.0 18.22 53 Vindemiatrix 13:03:11.4 +10:51:01 2.8 5.19 36 59 Vir 13:17:47.1 +09:19:06 5.7 1.93 40 PPM 159603 13:16:48.2 +07:50:46 7.8 0.69 40 PPM 159640 13:19:42.9 +07:04:49 9.0 0.38 41 PPM 159643 13:19:48.6 +07:28:56 10.7 0.22 41 16GR206 13:18:57.1 +07:24:45 16.6 41 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 16GR206, (2020/05/02 13:41UT) Object RA Dec mag sep mel Arcturus 14:15:38.2 +19:10:19 0.0 18.22 53 Vindemiatrix 13:02:10.3 +10:57:33 2.8 5.19 36 59 Vir 13:16:46.1 +09:25:30 5.7 1.93 40 PPM 159603 13:15:46.9 +07:57:11 7.8 0.69 40 PPM 159640 13:18:41.6 +07:11:12 9.0 0.38 41 PPM 159643 13:18:47.3 +07:35:19 10.7 0.22 41 16GR206 13:17:55.7 +07:31:09 16.6 41 Positions are for J2000
Event circumstances last updated at 2018/09/21 17:58:12 UT
Marc W. Buie, Southwest Research Institute