Event between (535024) 14WR509 and star GA1180:00844021 with event index number of 2338574
Geocentric closest approach at 2027/09/03 06:13:37 UTC
J2000 position of star is 04:30:00.7 +29:57:46
Equinox of date position of star is 04:31:31.8 +30:00:49
Stellar brightness G=14.8,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 125 degrees from the moon.
Moon is 9% illuminated.
Apparent brightness V=22.0
Object is 28.1 AU from the Sun
and 28.1 AU from the Earth.
Apparent velocity is 8.7
km/sec on the sky relative to the star, or,
1.5 arcsec/hr.
The 1-sigma error in the time of the event is 285 seconds.
The 1-sigma cross-track error in the shadow position is
2359 km.
The object has an absolute magnitude Hv=7.3
Diameter=208.9 km assuming a 5% albedo -- 24.3 sec chord
Diameter=85.3 km assuming a 30% albedo -- 9.9 sec chord
Dynamical classification is 3:2E
Star training set for 535024, (2027/09/03 06:13UT) Object RA Dec mag sep mel Aldebaran 04:37:30.7 +16:33:46 0.8 13.52 124 3Iot Aur 04:58:48.0 +33:12:26 2.7 6.58 119 PPM 093607 04:36:22.2 +29:01:00 5.7 1.42 124 PPM 069546 04:38:59.9 +30:27:11 8.0 1.62 123 PPM 093576 04:33:21.1 +29:59:03 8.6 0.35 125 535024 04:31:45.6 +30:01:17 14.8 125 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 535024, (2027/09/03 06:13UT) Object RA Dec mag sep mel Aldebaran 04:35:55.3 +16:30:29 0.8 13.52 124 3Iot Aur 04:56:59.6 +33:09:58 2.7 6.58 119 PPM 093607 04:34:38.0 +28:57:40 5.7 1.42 124 PPM 069546 04:37:14.5 +30:23:57 8.0 1.62 123 PPM 093576 04:31:36.2 +29:55:37 8.6 0.35 125 535024 04:30:00.7 +29:57:46 14.8 125 Positions are for J2000
Event circumstances last updated at 2024/01/09 04:38:12 UT
Marc W. Buie, Southwest Research Institute