Event between (533396) 14GQ53 and star GA0780:11520193 with event index number of 2591479
Geocentric closest approach at 2027/10/22 05:56:08 UTC
J2000 position of star is 18:29:53.7 -11:43:29
Equinox of date position of star is 18:31:07.7 -11:42:31
Stellar brightness G=15.3,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 160 degrees from the moon.
Moon is 56% illuminated.
TNO apparent brightness V=23.2
TNO is 22.6 AU from the Sun
and 23.0 AU from the Earth.
The TNO is moving 18.7
km/sec on the sky relative to the star, or,
4.0 arcsec/hr.
The 1-sigma error in the time of the event is 228 seconds.
The 1-sigma cross-track error in the shadow position is
1899 km.
The TNO has an absolute magnitude Hv=9.4
Diameter=79.8 km assuming a 5% albedo -- 4.3 sec chord
Diameter=32.6 km assuming a 30% albedo -- 1.7 sec chord
Dynamical classification is CENTAURR
Star training set for 533396, (2027/10/22 05:56UT) Object RA Dec mag sep mel Antares 16:31:07.0 -26:29:28 0.9 31.91 137 Nunki 18:56:59.2 -26:15:34 2.0 15.75 170 PPM 234650 18:32:58.2 -10:46:28 6.0 1.00 160 PPM 234651 18:32:59.5 -12:00:01 8.0 0.48 161 PPM 234634 18:32:19.7 -11:46:32 9.0 0.23 161 533396 18:31:26.9 -11:42:15 15.3 161 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 533396, (2027/10/22 05:56UT) Object RA Dec mag sep mel Antares 16:29:24.4 -26:25:56 0.9 31.91 137 Nunki 18:55:15.9 -26:17:49 2.0 15.75 170 PPM 234650 18:31:25.7 -10:47:46 6.0 1.00 160 PPM 234651 18:31:26.1 -12:01:19 8.0 0.48 161 PPM 234634 18:30:46.5 -11:47:49 9.0 0.23 161 533396 18:29:53.7 -11:43:29 15.3 160 Positions are for J2000
Event circumstances last updated at 2022/01/29 00:41:45 UT
Marc W. Buie, Southwest Research Institute