Event between (578997) 14JR92 and star GA0880:06291718 with event index number of 2556858
Geocentric closest approach at 2024/09/19 19:54:17 UTC
J2000 position of star is 17:50:47.9 -00:47:16
Equinox of date position of star is 17:51:55.5 -00:47:33
Stellar brightness G=15.1,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 112 degrees from the moon.
Moon is 96% illuminated.
TNO apparent brightness V=23.3
TNO is 33.4 AU from the Sun
and 33.3 AU from the Earth.
The TNO is moving 14.0
km/sec on the sky relative to the star, or,
2.1 arcsec/hr.
The 1-sigma error in the time of the event is 158 seconds.
The 1-sigma cross-track error in the shadow position is
3475 km.
The TNO has an absolute magnitude Hv=7.9
Diameter=157.8 km assuming a 5% albedo -- 11.2 sec chord
Diameter=64.4 km assuming a 30% albedo -- 4.6 sec chord
Dynamical classification is CENTAURR
Star training set for 578997, (2024/09/19 19:54UT) Object RA Dec mag sep mel Antares 16:30:55.6 -26:29:05 0.9 32.26 132 60Bet Oph 17:44:41.7 +04:33:31 2.8 5.66 112 PPM 180184 17:53:16.2 -01:14:28 6.3 0.54 111 PPM 180176 17:51:25.7 -00:41:04 8.4 0.19 112 578997 17:52:04.4 -00:47:35 15.1 111 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 578997, (2024/09/19 19:54UT) Object RA Dec mag sep mel Antares 16:29:24.4 -26:25:56 0.9 32.26 132 60Bet Oph 17:43:28.3 +04:34:06 2.8 5.66 112 PPM 180184 17:51:59.5 -01:14:12 6.3 0.54 111 PPM 180176 17:50:09.3 -00:40:45 8.4 0.19 112 578997 17:50:47.9 -00:47:16 15.1 112 Positions are for J2000
Event circumstances last updated at 2021/10/29 23:14:31 UT
Marc W. Buie, Southwest Research Institute