Event between (119979) 02WC19 and star GA1100:02604920 with event index number of 2366457
Geocentric closest approach at 2028/11/22 23:14:23 UTC
J2000 position of star is 07:02:06.7 +21:37:28
Equinox of date position of star is 07:03:33.5 +21:35:16
Stellar brightness G=13.0,
use SENSEUP=32 with the MallinCam and and exposure
time of 500 milli-seconds with the QHY174 camera.
Star is 145 degrees from the moon.
Moon is 40% illuminated.
Apparent brightness V=20.6
Object is 38.3 AU from the Sun
and 37.5 AU from the Earth.
Apparent velocity is 16.9
km/sec on the sky relative to the star, or,
2.2 arcsec/hr.
The 1-sigma error in the time of the event is 602 seconds.
The 1-sigma cross-track error in the shadow position is
2818 km.
The object has an absolute magnitude Hv=4.7
Diameter=691.9 km assuming a 5% albedo -- 41.4 sec chord
Diameter=282.4 km assuming a 30% albedo -- 16.9 sec chord
Dynamical classification is 2:1E
Star training set for 119979, (2028/11/22 23:14UT) Object RA Dec mag sep mel Pollux 07:47:05.1 +27:57:14 1.1 11.70 152 Alhena 06:39:22.8 +16:22:20 1.9 7.78 139 44 Gem 07:07:02.6 +22:35:30 5.9 1.25 145 PPM 096913 07:03:38.0 +21:59:44 8.2 0.42 145 PPM 096928 07:04:00.5 +21:56:17 9.4 0.36 145 PPM 096937 07:04:28.3 +21:42:23 10.1 0.19 145 119979 07:03:50.2 +21:34:51 13.0 145 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 119979, (2028/11/22 23:14UT) Object RA Dec mag sep mel Pollux 07:45:17.9 +28:01:33 1.1 11.70 152 Alhena 06:37:42.8 +16:23:57 1.9 7.78 139 44 Gem 07:05:18.4 +22:38:15 5.9 1.25 145 PPM 096913 07:01:54.2 +22:02:21 8.2 0.42 145 PPM 096928 07:02:16.7 +21:58:55 9.4 0.36 145 PPM 096937 07:02:44.6 +21:45:02 10.1 0.19 145 119979 07:02:06.7 +21:37:28 13.0 145 Positions are for J2000
Event circumstances last updated at 2024/03/21 22:36:14 UT
Marc W. Buie, Southwest Research Institute