Event between 14LO28 and star GA0980:18114768 with event index number of 2506024
Geocentric closest approach at 2022/05/14 02:29:20 UTC
J2000 position of star is 21:59:35.1 +08:00:18
Equinox of date position of star is 22:00:40.1 +08:06:36
Stellar brightness G=14.6,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 126 degrees from the moon.
Moon is 94% illuminated.
TNO apparent brightness V=21.4
TNO is 39.9 AU from the Sun
and 40.0 AU from the Earth.
The TNO is moving 15.5
km/sec on the sky relative to the star, or,
1.9 arcsec/hr.
The 1-sigma error in the time of the event is 102 seconds.
The 1-sigma cross-track error in the shadow position is
1597 km.
The TNO has an absolute magnitude Hv=5.2
Diameter=512.9 km assuming a 5% albedo -- 35.8 sec chord
Diameter=209.4 km assuming a 30% albedo -- 14.6 sec chord
Dynamical classification is SCATEXTD
Star training set for 14LO28, (2022/05/14 02:30UT) Object RA Dec mag sep mel Markab 23:05:52.6 +15:19:34 2.5 17.50 142 18 Peg 22:01:14.9 +06:49:32 5.8 1.29 126 PPM 172548 22:01:57.7 +07:57:38 8.0 0.35 126 PPM 172506 22:00:09.9 +07:55:10 11.3 0.23 126 14LO28 22:00:41.7 +08:06:46 14.6 126 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 14LO28, (2022/05/14 02:30UT) Object RA Dec mag sep mel Markab 23:04:45.8 +15:12:18 2.5 17.50 142 18 Peg 22:00:07.9 +06:43:03 5.8 1.29 126 PPM 172548 22:00:51.0 +07:51:08 8.0 0.35 126 PPM 172506 21:59:03.2 +07:48:42 11.3 0.23 126 14LO28 21:59:35.1 +08:00:18 14.6 126 Positions are for J2000
Event circumstances last updated at 2021/10/26 23:53:28 UT
Marc W. Buie, Southwest Research Institute