Event between (574372) 10JO179 and star GA0980:04657043 with event index number of 2518264
Geocentric closest approach at 2025/05/24 15:30:48 UTC
J2000 position of star is 17:04:18.3 +08:48:31
Equinox of date position of star is 17:05:28.6 +08:46:35
Stellar brightness G=16.1,
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=21.8
Object is 61.1 AU from the Sun
and 60.3 AU from the Earth.
Apparent velocity is 25.3
km/sec on the sky relative to the star, or,
2.1 arcsec/hr.
The 1-sigma error in the time of the event is 98 seconds.
The 1-sigma cross-track error in the shadow position is
2209 km.
The object has an absolute magnitude Hv=3.9
Diameter=986.3 km assuming a 5% albedo -- 39.3 sec chord
Diameter=402.7 km assuming a 30% albedo -- 16.1 sec chord
Dynamical classification is SCATNEAR
Star training set for 574372, (2025/05/24 15:30UT) Object RA Dec mag sep mel Vega 18:37:47.9 +38:48:30 0.0 36.47 94 Rasalhague 17:36:06.8 +12:32:37 2.1 8.41 117 27Kap Oph 16:58:52.4 +09:20:14 3.2 1.74 126 PPM 163517 17:07:20.4 +08:35:27 8.5 0.49 125 PPM 163462 17:04:38.4 +08:59:24 8.6 0.31 125 PPM 163479 17:06:01.4 +08:57:58 11.1 0.23 125 574372 17:05:31.3 +08:46:30 16.1 125 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 574372, (2025/05/24 15:30UT) Object RA Dec mag sep mel Vega 18:36:56.7 +38:47:07 0.0 36.47 94 Rasalhague 17:34:56.3 +12:33:31 2.1 8.41 117 27Kap Oph 16:57:39.7 +09:22:30 3.2 1.74 126 PPM 163517 17:06:07.3 +08:37:24 8.5 0.49 125 PPM 163462 17:03:25.5 +09:01:27 8.6 0.31 125 PPM 163479 17:04:48.5 +08:59:58 11.1 0.23 125 574372 17:04:18.3 +08:48:31 16.1 125 Positions are for J2000
Event circumstances last updated at 2024/06/13 03:51:05 UT
Marc W. Buie, Southwest Research Institute