Event between 14HO211 and star GA1040:03702983 with event index number of 2485714
Geocentric closest approach at 2022/08/19 11:49:15 UTC
J2000 position of star is 14:17:36.4 +15:03:24
Equinox of date position of star is 14:18:40.1 +14:57:18
Stellar brightness G=16.5,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 137 degrees from the moon.
Moon is 47% illuminated.
TNO apparent brightness V=22.5
TNO is 38.1 AU from the Sun
and 38.5 AU from the Earth.
The TNO is moving 21.1
km/sec on the sky relative to the star, or,
2.7 arcsec/hr.
The 1-sigma error in the time of the event is 151 seconds.
The 1-sigma cross-track error in the shadow position is
3776 km.
The TNO has an absolute magnitude Hv=6.5
Diameter=307.6 km assuming a 5% albedo -- 14.6 sec chord
Diameter=125.6 km assuming a 30% albedo -- 5.9 sec chord
Dynamical classification is SCATNEAR
Star training set for 14HO211, (2022/08/19 11:49UT) Object RA Dec mag sep mel Arcturus 14:16:41.7 +19:03:58 0.0 4.14 134 Vindemiatrix 13:03:18.2 +10:50:17 2.8 18.82 128 20 Boo 14:20:49.5 +16:12:15 4.9 1.35 136 PPM 130465 14:18:33.4 +15:09:35 6.6 0.21 137 PPM 130475 14:19:01.2 +14:47:31 9.7 0.18 137 14HO211 14:18:41.4 +14:57:10 16.5 138 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 14HO211, (2022/08/19 11:49UT) Object RA Dec mag sep mel Arcturus 14:15:38.0 +19:10:14 0.0 4.14 134 Vindemiatrix 13:02:10.2 +10:57:33 2.8 18.82 128 20 Boo 14:19:45.0 +16:18:26 4.9 1.35 136 PPM 130465 14:17:28.5 +15:15:48 6.6 0.21 137 PPM 130475 14:17:56.1 +14:53:45 9.7 0.18 137 14HO211 14:17:36.4 +15:03:24 16.5 137 Positions are for J2000
Event circumstances last updated at 2022/03/14 01:06:57 UT
Marc W. Buie, Southwest Research Institute