Event between (444745) 07JF43 and star GA0780:06308238 with event index number of 2409726
Geocentric closest approach at 2028/10/07 17:43:12 UTC
J2000 position of star is 17:22:32.0 -10:52:49
Equinox of date position of star is 17:23:53.5 -10:54:07
Stellar brightness G=16.1,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 154 degrees from the moon.
Moon is 85% illuminated.
Apparent brightness V=21.1
Object is 35.5 AU from the Sun
and 35.9 AU from the Earth.
Apparent velocity is 18.3
km/sec on the sky relative to the star, or,
2.5 arcsec/hr.
The 1-sigma error in the time of the event is 89 seconds.
The 1-sigma cross-track error in the shadow position is
1309 km.
The object has an absolute magnitude Hv=5.4
Diameter=494.3 km assuming a 5% albedo -- 27.3 sec chord
Diameter=201.8 km assuming a 30% albedo -- 11.2 sec chord
Dynamical classification is 3:2E
Star training set for 444745, (2028/10/07 17:45UT) Object RA Dec mag sep mel Antares 16:31:10.6 -26:29:36 0.9 19.97 171 35Eta Oph 17:12:01.8 -15:45:30 2.6 5.68 159 53Nu Ser 17:22:26.8 -12:52:25 4.0 2.01 156 PPM 232976 17:23:18.0 -11:05:04 8.4 0.27 155 PPM 232979 17:23:28.3 -10:48:44 9.4 0.19 154 444745 17:24:07.8 -10:54:20 16.1 154 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 444745, (2028/10/07 17:45UT) Object RA Dec mag sep mel Antares 16:29:24.4 -26:25:56 0.9 19.97 171 35Eta Oph 17:10:22.7 -15:43:29 2.6 5.68 159 53Nu Ser 17:20:49.7 -12:50:49 4.0 2.01 156 PPM 232976 17:21:42.1 -11:03:30 8.4 0.27 155 PPM 232979 17:21:52.5 -10:47:10 9.4 0.19 154 444745 17:22:32.0 -10:52:49 16.1 154 Positions are for J2000
Event circumstances last updated at 2024/06/24 21:34:15 UT
Marc W. Buie, Southwest Research Institute