Event between (574372) 10JO179 and star GA0980:04631915 with event index number of 2518235
Geocentric closest approach at 2024/05/19 13:49:17 UTC
J2000 position of star is 17:01:38.0 +08:59:35
Equinox of date position of star is 17:02:45.7 +08:57:37
Stellar brightness G=16.8,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 64 degrees from the moon.
Moon is 85% illuminated.
Apparent brightness V=21.8
Object is 60.7 AU from the Sun
and 59.9 AU from the Earth.
Apparent velocity is 25.0
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
2193 km.
The object has an absolute magnitude Hv=3.9
Diameter=986.3 km assuming a 5% albedo -- 39.9 sec chord
Diameter=402.7 km assuming a 30% albedo -- 16.3 sec chord
Dynamical classification is SCATNEAR
Star training set for 574372, (2024/05/19 13:49UT) Object RA Dec mag sep mel Vega 18:37:45.8 +38:48:27 0.0 36.66 91 Rasalhague 17:36:04.0 +12:32:39 2.1 8.92 73 27Kap Oph 16:58:49.5 +09:20:20 3.2 1.05 63 PPM 163435 17:03:42.8 +09:47:11 7.8 0.86 65 PPM 163462 17:04:35.5 +08:59:29 8.6 0.44 65 PPM 163402 17:02:32.1 +09:00:33 10.1 0.08 64 574372 17:02:48.0 +08:57:33 16.8 65 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, (2024/05/19 13:49UT) Object RA Dec mag sep mel Vega 18:36:56.7 +38:47:07 0.0 36.66 91 Rasalhague 17:34:56.3 +12:33:31 2.1 8.92 73 27Kap Oph 16:57:39.7 +09:22:30 3.2 1.05 63 PPM 163435 17:02:33.3 +09:49:11 7.8 0.86 65 PPM 163462 17:03:25.5 +09:01:27 8.6 0.44 65 PPM 163402 17:01:22.2 +09:02:36 10.1 0.08 64 574372 17:01:38.0 +08:59:35 16.8 64 Positions are for J2000
Event circumstances last updated at 2023/08/07 02:53:07 UT
Marc W. Buie, Southwest Research Institute