Event between (525461) 05EN302 and star GA0780:04462557 with event index number of 1593839
Geocentric closest approach at 2024/07/07 12:39:53 UTC
J2000 position of star is 13:57:02.3 -11:05:05
Equinox of date position of star is 13:58:13.9 -11:11:35
Stellar brightness G=13.1,
use SENSEUP=32 with the MallinCam and and exposure
time of 500 milli-seconds with the QHY174 camera.
Star is 86 degrees from the moon.
Moon is 3% illuminated.
TNO apparent brightness V=24.0
TNO is 48.3 AU from the Sun
and 48.0 AU from the Earth.
The TNO is moving 3.8
km/sec on the sky relative to the star, or,
0.4 arcsec/hr.
The 1-sigma error in the time of the event is 1345 seconds.
The 1-sigma cross-track error in the shadow position is
2696 km.
The TNO has an absolute magnitude Hv=7.0
Diameter=251.2 km assuming a 5% albedo -- 64.1 sec chord
Diameter=102.6 km assuming a 30% albedo -- 26.2 sec chord
Dynamical classification is CLASSICAL
Star training set for 525461, (2024/07/07 12:01UT) Object RA Dec mag sep mel Spica 13:26:29.3 -11:17:19 1.0 7.81 80 PPM 196876 13:48:31.4 -09:49:53 6.2 2.78 84 PPM 227990 13:55:26.6 -11:48:54 7.4 0.94 86 PPM 228046 13:57:52.1 -11:07:50 9.7 0.14 87 525461 13:58:20.9 -11:12:13 13.1 87 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 525461, (2024/07/07 12:01UT) Object RA Dec mag sep mel Spica 13:25:11.5 -11:09:41 1.0 7.81 80 PPM 196876 13:47:13.4 -09:42:35 6.2 2.78 84 PPM 227990 13:54:07.9 -11:41:43 7.4 0.94 86 PPM 228046 13:56:33.5 -11:00:42 9.7 0.14 87 525461 13:57:02.3 -11:05:05 13.1 87 Positions are for J2000
Event circumstances last updated at 2022/05/03 23:38:20 UT
Marc W. Buie, Southwest Research Institute