Event between (385527) 04OK14 and star GA0780:22002321 with event index number of 1114258
Geocentric closest approach at 2022/05/03 07:23:50 UTC
J2000 position of star is 22:20:59.4 -10:27:25
Equinox of date position of star is 22:22:08.7 -10:20:48
Stellar brightness G=16.7,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 97 degrees from the moon.
Moon is 6% illuminated.
TNO apparent brightness V=23.0
TNO is 33.7 AU from the Sun
and 34.1 AU from the Earth.
The TNO is moving 16.5
km/sec on the sky relative to the star, or,
2.4 arcsec/hr.
The 1-sigma error in the time of the event is 350 seconds.
The 1-sigma cross-track error in the shadow position is
2264 km.
The TNO has an absolute magnitude Hv=7.5
Diameter=190.6 km assuming a 5% albedo -- 11.5 sec chord
Diameter=77.8 km assuming a 30% albedo -- 4.7 sec chord
Dynamical classification is 7:4EEE
Star training set for 385527, (2022/05/03 07:33UT) Object RA Dec mag sep mel Fomalhaut 22:58:52.8 -29:30:12 1.2 20.99 97 PPM 206180 22:18:03.2 -08:55:41 5.8 1.74 98 PPM 240207 22:25:18.3 -10:05:03 7.6 0.81 96 PPM 240132 22:21:37.2 -10:06:52 9.4 0.27 97 385527 22:22:10.4 -10:20:38 16.7 97 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 385527, (2022/05/03 07:33UT) Object RA Dec mag sep mel Fomalhaut 22:57:39.6 -29:37:24 1.2 20.99 97 PPM 206180 22:16:52.5 -09:02:24 5.8 1.74 98 PPM 240207 22:24:07.5 -10:11:52 7.6 0.81 96 PPM 240132 22:20:26.3 -10:13:39 9.4 0.27 97 385527 22:20:59.4 -10:27:25 16.7 97 Positions are for J2000
Event circumstances last updated at 2021/10/25 23:23:29 UT
Marc W. Buie, Southwest Research Institute