Event between 14YA50 and star GA1040:03547838 with event index number of 2574630
Geocentric closest approach at 2023/03/09 17:51:35 UTC
J2000 position of star is 12:36:03.2 +15:03:11
Equinox of date position of star is 12:37:13.1 +14:55:33
Stellar brightness G=16.2,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 20 degrees from the moon.
Moon is 95% illuminated.
Apparent brightness V=20.7
Object is 41.6 AU from the Sun
and 40.7 AU from the Earth.
Apparent velocity is 24.5
km/sec on the sky relative to the star, or,
3.0 arcsec/hr.
The 1-sigma error in the time of the event is 76 seconds.
The 1-sigma cross-track error in the shadow position is
1827 km.
The object has an absolute magnitude Hv=4.5
Diameter=758.6 km assuming a 5% albedo -- 31.0 sec chord
Diameter=309.7 km assuming a 30% albedo -- 12.7 sec chord
Dynamical classification is SCATEXTD
Star training set for 14YA50, (2023/03/09 17:54UT) Object RA Dec mag sep mel Arcturus 14:16:43.3 +19:03:48 0.0 24.12 30 Vindemiatrix 13:03:19.9 +10:50:06 2.8 7.56 15 29 Com 12:50:03.9 +13:59:47 5.6 3.25 18 PPM 129208 12:39:35.4 +14:44:43 8.4 0.60 19 PPM 129153 12:35:31.7 +14:30:58 9.3 0.58 19 PPM 129189 12:37:54.3 +15:08:12 10.1 0.27 20 14YA50 12:37:13.2 +14:55:32 16.2 19 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 14YA50, (2023/03/09 17:54UT) Object RA Dec mag sep mel Arcturus 14:15:38.0 +19:10:13 0.0 24.12 30 Vindemiatrix 13:02:10.2 +10:57:33 2.8 7.56 15 29 Com 12:48:54.2 +14:07:21 5.6 3.25 18 PPM 129208 12:38:25.5 +14:52:21 8.4 0.60 19 PPM 129153 12:34:21.6 +14:38:37 9.3 0.58 19 PPM 129189 12:36:44.3 +15:15:51 10.1 0.27 20 14YA50 12:36:03.2 +15:03:11 16.2 19 Positions are for J2000
Event circumstances last updated at 2023/03/04 03:45:03 UT
Marc W. Buie, Southwest Research Institute