Event between 14FX61 and star GA0840:04498549 with event index number of 2759159
Geocentric closest approach at 2023/12/18 17:05:20 UTC
J2000 position of star is 13:44:48.2 -04:33:32
Equinox of date position of star is 13:45:58.0 -04:40:13
Stellar brightness G=16.2,
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 38% illuminated.
TNO apparent brightness V=23.6
TNO is 37.3 AU from the Sun
and 37.8 AU from the Earth.
The TNO is moving 20.3
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 279 seconds.
The 1-sigma cross-track error in the shadow position is
1646 km.
The TNO has an absolute magnitude Hv=7.7
Diameter=173.0 km assuming a 5% albedo -- 8.5 sec chord
Diameter=70.6 km assuming a 30% albedo -- 3.5 sec chord
Dynamical classification is SCATEXTD
Star training set for 14FX61, (2023/12/18 16:29UT) Object RA Dec mag sep mel Spica 13:26:27.5 -11:17:08 1.0 8.19 138 80 Vir 13:36:46.3 -05:31:03 5.7 2.46 138 PPM 196807 13:44:45.0 -04:23:40 7.2 0.43 137 PPM 196843 13:46:20.0 -04:44:25 9.9 0.09 136 14FX61 13:46:03.1 -04:40:42 16.2 136 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 14FX61, (2023/12/18 16:29UT) Object RA Dec mag sep mel Spica 13:25:11.5 -11:09:41 1.0 8.19 138 80 Vir 13:35:31.3 -05:23:44 5.7 2.46 138 PPM 196807 13:43:30.3 -04:16:29 7.2 0.43 137 PPM 196843 13:45:05.1 -04:37:15 9.9 0.09 136 14FX61 13:44:48.2 -04:33:32 16.2 136 Positions are for J2000
Event circumstances last updated at 2022/05/03 01:40:22 UT
Marc W. Buie, Southwest Research Institute