Event between 00SR331 and star UC4-543-035766 with event index number of 88495
Geocentric closest approach at 2017/11/28 14:22:00 UTC
J2000 position of star is 06:52:33.3 +18:30:46
Equinox of date position of star is 06:53:34.3 +18:29:26
Stellar brightness R=15.9,
use SENSEUP=128
Star is 103 degrees from the moon.
Moon is 69% illuminated.
TNO apparent brightness V=24.0
TNO is 32.3 AU from the Sun
and 31.5 AU from the Earth.
The TNO is moving 18.4
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 887 seconds.
The 1-sigma cross-track error in the shadow position is
1587 km.
The TNO has an absolute magnitude Hv=8.8
Diameter=106.2 km assuming a 5% albedo -- 5.8 sec chord
Diameter=43.3 km assuming a 30% albedo -- 2.4 sec chord
Dynamical classification is 5:2EEE
Star training set for 00SR331, (2017/11/28 14:22UT) Object RA Dec mag sep mel Pollux 07:46:24.6 +27:58:54 1.1 15.38 115 Alhena 06:38:44.8 +16:22:57 1.9 4.12 100 PPM 123009 06:47:24.2 +18:49:03 6.5 1.50 102 PPM 123122 06:51:17.0 +18:46:34 8.2 0.62 103 PPM 123191 06:53:54.4 +18:16:27 9.5 0.23 103 00SR331 06:53:36.2 +18:29:24 15.9 104 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 00SR331, (2017/11/28 14:22UT) Object RA Dec mag sep mel Pollux 07:45:18.1 +28:01:33 1.1 15.38 115 Alhena 06:37:42.8 +16:23:57 1.9 4.12 100 PPM 123009 06:46:21.1 +18:50:16 6.5 1.50 102 PPM 123122 06:50:14.0 +18:47:53 8.2 0.62 103 PPM 123191 06:52:51.6 +18:17:49 9.5 0.23 103 00SR331 06:52:33.3 +18:30:46 15.9 103 Positions are for J2000
Event circumstances last updated at 2017/05/13 17:33:14 UT
Marc W. Buie, Southwest Research Institute