Event between (578833) 14GV53 and star GA0820:06599897 with event index number of 2552154
Geocentric closest approach at 2027/05/11 19:50:35 UTC
J2000 position of star is 17:47:08.7 -07:06:25
Equinox of date position of star is 17:48:22.9 -07:06:49
Stellar brightness G=16.5,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 140 degrees from the moon.
Moon is 35% illuminated.
TNO apparent brightness V=22.2
TNO is 36.4 AU from the Sun
and 35.6 AU from the Earth.
The TNO is moving 18.5
km/sec on the sky relative to the star, or,
2.6 arcsec/hr.
The 1-sigma error in the time of the event is 249 seconds.
The 1-sigma cross-track error in the shadow position is
1547 km.
The TNO has an absolute magnitude Hv=6.5
Diameter=299.2 km assuming a 5% albedo -- 16.1 sec chord
Diameter=122.2 km assuming a 30% albedo -- 6.6 sec chord
Dynamical classification is SCATNEAR
Star training set for 578833, (2027/05/11 19:51UT) Object RA Dec mag sep mel Antares 16:31:05.4 -26:29:25 0.9 26.74 127 60Bet Oph 17:44:49.5 +04:33:28 2.8 11.71 134 PPM 201153 17:54:06.8 -06:08:53 5.9 1.67 141 PPM 201037 17:48:19.2 -06:52:14 8.2 0.26 140 PPM 201051 17:48:45.7 -06:58:00 8.9 0.15 140 578833 17:48:37.4 -07:06:54 16.5 141 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 578833, (2027/05/11 19:51UT) Object RA Dec mag sep mel Antares 16:29:24.4 -26:25:56 0.9 26.74 127 60Bet Oph 17:43:28.3 +04:34:06 2.8 11.71 134 PPM 201153 17:52:38.7 -06:08:37 5.9 1.67 141 PPM 201037 17:46:50.7 -06:51:45 8.2 0.26 140 PPM 201051 17:47:17.1 -06:57:32 8.9 0.15 140 578833 17:47:08.7 -07:06:25 16.5 140 Positions are for J2000
Event circumstances last updated at 2022/11/20 02:56:14 UT
Marc W. Buie, Southwest Research Institute