Event between (174567) Varda and star GA0860:06422719 with event index number of 2166900
Geocentric closest approach at 2024/03/11 18:33:57 UTC
J2000 position of star is 17:53:03.4 -02:07:19
Equinox of date position of star is 17:54:18.9 -02:07:32
Stellar brightness G=15.9,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 103 degrees from the moon.
Moon is 3% illuminated.
Apparent brightness V=20.3
Object is 46.0 AU from the Sun
and 46.0 AU from the Earth.
Apparent velocity is 13.8
km/sec on the sky relative to the star, or,
1.5 arcsec/hr.
The 1-sigma error in the time of the event is 228 seconds.
The 1-sigma cross-track error in the shadow position is
2843 km.
The object has an absolute magnitude Hv=3.5
Diameter=1259.0 km assuming a 5% albedo -- 88.5 sec chord
Diameter=514.0 km assuming a 30% albedo -- 36.1 sec chord
Dynamical classification is SCATEXTD
Star training set for 174567, (2024/03/11 18:34UT) Object RA Dec mag sep mel Antares 16:30:53.7 -26:29:01 0.9 31.53 122 60Bet Oph 17:44:40.1 +04:33:32 2.8 7.11 104 PPM 180184 17:53:14.6 -01:14:28 6.3 0.92 103 PPM 201163 17:54:19.1 -02:35:00 7.7 0.46 103 PPM 180192 17:54:35.5 -02:04:56 9.0 0.08 102 174567 17:54:19.0 -02:07:32 15.9 102 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 174567, (2024/03/11 18:34UT) Object RA Dec mag sep mel Antares 16:29:24.4 -26:25:56 0.9 31.53 122 60Bet Oph 17:43:28.3 +04:34:06 2.8 7.11 104 PPM 180184 17:51:59.5 -01:14:12 6.3 0.92 103 PPM 201163 17:53:03.2 -02:34:47 7.7 0.46 103 PPM 180192 17:53:19.9 -02:04:44 9.0 0.08 102 174567 17:53:03.4 -02:07:19 15.9 103 Positions are for J2000
Event circumstances last updated at 2024/02/28 22:12:21 UT
Marc W. Buie, Southwest Research Institute