Event between 10VX224 and star GA0940:00369761 with event index number of 235043
Geocentric closest approach at 2019/01/08 12:30:50 UTC
J2000 position of star is 04:04:56.8 +04:41:21
Equinox of date position of star is 04:05:55.3 +04:44:18
Stellar brightness G=14.4,
use SENSEUP=64
Star is 104 degrees from the moon.
Moon is 5% illuminated.
TNO apparent brightness V=22.2
TNO is 38.5 AU from the Sun
and 37.9 AU from the Earth.
The TNO is moving 16.8
km/sec on the sky relative to the star, or,
2.2 arcsec/hr.
The 1-sigma error in the time of the event is 459 seconds.
The 1-sigma cross-track error in the shadow position is
1919 km.
The TNO has an absolute magnitude Hv=6.3
Diameter=329.6 km assuming a 5% albedo -- 19.6 sec chord
Diameter=134.6 km assuming a 30% albedo -- 8.0 sec chord
Dynamical classification is SCATNEAR
Star training set for 10VX224, (2019/01/08 12:31UT) Object RA Dec mag sep mel Aldebaran 04:37:00.9 +16:32:46 0.8 14.05 115 Menkar 03:03:16.6 +04:09:48 2.5 15.63 89 40 Tau 04:04:45.2 +05:29:12 5.2 0.80 104 PPM 147174 04:05:02.0 +03:53:30 8.1 0.88 104 PPM 147186 04:05:53.1 +04:50:29 8.7 0.10 104 10VX224 04:05:57.2 +04:44:23 14.4 105 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 10VX224, (2019/01/08 12:31UT) Object RA Dec mag sep mel Aldebaran 04:35:55.3 +16:30:30 0.8 14.05 115 Menkar 03:02:16.8 +04:05:21 2.5 15.63 89 40 Tau 04:03:44.6 +05:26:08 5.2 0.80 104 PPM 147174 04:04:02.0 +03:50:26 8.1 0.88 104 PPM 147186 04:04:52.8 +04:47:26 8.7 0.10 104 10VX224 04:04:56.8 +04:41:21 14.4 104 Positions are for J2000
Event circumstances last updated at 2018/06/11 19:31:12 UT
Marc W. Buie, Southwest Research Institute