Event between (556416) 14OE394 and star GA0700:34268043 with event index number of 2511685
Geocentric closest approach at 2028/04/07 23:21:11 UTC
J2000 position of star is 20:37:06.1 -18:46:56
Equinox of date position of star is 20:38:29.9 -18:41:44
Stellar brightness G=13.8,
use SENSEUP=64 with the MallinCam and and exposure
time of 1 seconds with the QHY174 camera.
Star is 128 degrees from the moon.
Moon is 97% illuminated.
Apparent brightness V=21.5
Object is 46.4 AU from the Sun
and 46.7 AU from the Earth.
Apparent velocity is 14.2
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 195 seconds.
The 1-sigma cross-track error in the shadow position is
2411 km.
The object has an absolute magnitude Hv=4.7
Diameter=660.7 km assuming a 5% albedo -- 48.4 sec chord
Diameter=269.7 km assuming a 30% albedo -- 19.7 sec chord
Dynamical classification is CLASSICAL
Star training set for 556416, (2028/04/07 23:18UT) Object RA Dec mag sep mel Fomalhaut 22:59:12.2 -29:28:18 1.2 33.68 145 38Zet Sgr 19:04:24.5 -29:50:14 2.7 24.15 105 15Ups Cap 20:41:39.3 -18:02:14 5.2 0.95 129 PPM 237601 20:35:47.5 -19:11:22 8.4 0.86 128 PPM 237697 20:39:25.4 -18:40:32 9.2 0.17 129 556416 20:38:42.9 -18:40:56 13.8 129 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 556416, (2028/04/07 23:18UT) Object RA Dec mag sep mel Fomalhaut 22:57:39.6 -29:37:24 1.2 33.68 145 38Zet Sgr 19:02:36.7 -29:52:49 2.7 24.15 105 15Ups Cap 20:40:02.9 -18:08:20 5.2 0.95 129 PPM 237601 20:34:10.2 -19:17:17 8.4 0.86 128 PPM 237697 20:37:48.6 -18:46:33 9.2 0.17 129 556416 20:37:06.1 -18:46:56 13.8 128 Positions are for J2000
Event circumstances last updated at 2024/06/23 21:29:51 UT
Marc W. Buie, Southwest Research Institute