Event between (40314) 99KR16 and star GA0860:05286472 with event index number of 2309593
Geocentric closest approach at 2027/06/28 12:30:10 UTC
J2000 position of star is 17:05:18.5 -02:34:18
Equinox of date position of star is 17:06:35.2 -02:36:13
Stellar brightness G=16.3,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 122 degrees from the moon.
Moon is 37% illuminated.
Apparent brightness V=21.0
Object is 34.0 AU from the Sun
and 33.1 AU from the Earth.
Apparent velocity is 21.9
km/sec on the sky relative to the star, or,
3.3 arcsec/hr.
The 1-sigma error in the time of the event is 76 seconds.
The 1-sigma cross-track error in the shadow position is
1229 km.
The object has an absolute magnitude Hv=5.6
Diameter=436.5 km assuming a 5% albedo -- 20.6 sec chord
Diameter=178.2 km assuming a 30% albedo -- 8.4 sec chord
Dynamical classification is SCATNEAR
Star training set for 40314, (2027/06/28 12:33UT) Object RA Dec mag sep mel Antares 16:31:05.9 -26:29:26 0.9 25.37 133 13Zet Oph 16:38:40.5 -10:37:14 2.6 10.62 130 PPM 180004 17:09:38.8 -01:06:49 6.5 1.66 121 PPM 200357 17:08:40.9 -02:54:07 8.0 0.57 122 PPM 200320 17:06:36.8 -02:49:03 9.8 0.21 122 40314 17:06:44.7 -02:36:27 16.3 122 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 40314, (2027/06/28 12:33UT) Object RA Dec mag sep mel Antares 16:29:24.4 -26:25:56 0.9 25.37 133 13Zet Oph 16:37:09.6 -10:34:01 2.6 10.62 130 PPM 180004 17:08:13.6 -01:04:47 6.5 1.66 121 PPM 200357 17:07:14.6 -02:52:03 8.0 0.57 122 PPM 200320 17:05:10.5 -02:46:54 9.8 0.21 122 40314 17:05:18.5 -02:34:18 16.3 122 Positions are for J2000
Event circumstances last updated at 2024/06/21 21:29:28 UT
Marc W. Buie, Southwest Research Institute