Event between (501546) 14JJ80 and star GA1020:19206544 with event index number of 2383524
Geocentric closest approach at 2027/07/24 17:21:46 UTC
J2000 position of star is 22:42:34.0 +12:24:59
Equinox of date position of star is 22:43:45.2 +12:32:31
Stellar brightness G=14.9,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 25 degrees from the moon.
Moon is 70% illuminated.
Apparent brightness V=20.8
Object is 31.4 AU from the Sun
and 30.8 AU from the Earth.
Apparent velocity is 16.1
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 106 seconds.
The 1-sigma cross-track error in the shadow position is
1278 km.
The object has an absolute magnitude Hv=5.7
Diameter=424.6 km assuming a 5% albedo -- 27.3 sec chord
Diameter=173.4 km assuming a 30% albedo -- 11.1 sec chord
Dynamical classification is CENTAURS
Star training set for 501546, (2027/07/24 17:23UT) Object RA Dec mag sep mel Deneb 20:42:22.3 +45:22:48 1.3 41.74 61 Markab 23:06:08.1 +15:21:15 2.5 6.07 21 46Xi Peg 22:48:04.2 +12:18:56 4.7 1.04 24 PPM 141806 22:46:32.7 +11:49:54 8.3 0.97 25 PPM 141756 22:43:42.9 +12:32:07 9.3 0.06 25 501546 22:43:56.1 +12:33:40 14.9 25 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 501546, (2027/07/24 17:23UT) Object RA Dec mag sep mel Deneb 20:41:25.9 +45:16:49 1.3 41.74 61 Markab 23:04:45.8 +15:12:18 2.5 6.07 21 46Xi Peg 22:46:41.9 +12:10:12 4.7 1.04 24 PPM 141806 22:45:10.4 +11:41:10 8.3 0.97 25 PPM 141756 22:42:20.8 +12:23:25 9.3 0.06 25 501546 22:42:34.0 +12:24:59 14.9 25 Positions are for J2000
Event circumstances last updated at 2023/11/26 04:21:39 UT
Marc W. Buie, Southwest Research Institute