Event between (523790) 15HP9 and star GA0680:32295245 with event index number of 2605917
Geocentric closest approach at 2027/05/11 12:46:26 UTC
J2000 position of star is 18:49:25.5 -20:49:17
Equinox of date position of star is 18:50:52.9 -20:47:30
Stellar brightness G=14.2,
use SENSEUP=64 with the MallinCam and and exposure
time of 1 seconds with the QHY174 camera.
Star is 163 degrees from the moon.
Moon is 31% illuminated.
Apparent brightness V=23.2
Object is 17.9 AU from the Sun
and 17.2 AU from the Earth.
Apparent velocity is 11.4
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 659 seconds.
The 1-sigma cross-track error in the shadow position is
898 km.
The object has an absolute magnitude Hv=10.5
Diameter=50.1 km assuming a 5% albedo -- 4.2 sec chord
Diameter=20.5 km assuming a 30% albedo -- 1.7 sec chord
Dynamical classification is CENTAURR
Star training set for 523790, (2027/05/11 12:46UT) Object RA Dec mag sep mel Antares 16:31:05.4 -26:29:25 0.9 32.46 131 Nunki 18:56:57.6 -26:15:37 2.0 5.64 164 29 Sgr 18:51:17.4 -20:17:28 4.6 0.50 163 PPM 268975 18:52:43.7 -20:15:57 8.0 0.65 163 PPM 268917 18:49:34.6 -20:55:52 9.7 0.37 162 523790 18:51:03.2 -20:47:18 14.2 163 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 523790, (2027/05/11 12:46UT) Object RA Dec mag sep mel Antares 16:29:24.4 -26:25:56 0.9 32.46 131 Nunki 18:55:15.9 -26:17:49 2.0 5.64 164 29 Sgr 18:49:40.1 -20:19:28 4.6 0.50 163 PPM 268975 18:51:06.4 -20:18:00 8.0 0.65 163 PPM 268917 18:47:56.8 -20:57:48 9.7 0.37 162 523790 18:49:25.5 -20:49:17 14.2 163 Positions are for J2000
Event circumstances last updated at 2024/06/21 21:28:01 UT
Marc W. Buie, Southwest Research Institute