Event between (120347) Salacia and star GA1160:00031579 with event index number of 2141520
Geocentric closest approach at 2027/06/09 11:39:57 UTC
J2000 position of star is 00:12:22.5 +27:17:32
Equinox of date position of star is 00:13:37.3 +27:25:33
Stellar brightness G=16.9,
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 28% illuminated.
Apparent brightness V=20.9
Object is 45.4 AU from the Sun
and 45.8 AU from the Earth.
Apparent velocity is 20.3
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 135 seconds.
The 1-sigma cross-track error in the shadow position is
2754 km.
The object has an absolute magnitude Hv=4.2
Diameter=831.8 km assuming a 5% albedo -- 42.2 sec chord
Diameter=339.6 km assuming a 30% albedo -- 17.2 sec chord
Dynamical classification is SCATEXTD
Star training set for 120347, (2027/06/09 11:40UT) Object RA Dec mag sep mel Deneb 20:42:22.1 +45:22:46 1.3 45.22 120 Algenib 00:14:39.1 +15:20:09 2.8 12.11 132 PPM 089390 00:06:26.2 +27:49:38 6.5 1.67 126 PPM 089554 00:16:36.3 +27:26:08 6.7 0.62 125 PPM 089491 00:13:15.1 +27:20:15 9.3 0.16 125 120347 00:13:48.0 +27:26:41 16.9 125 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 120347, (2027/06/09 11:40UT) Object RA Dec mag sep mel Deneb 20:41:25.9 +45:16:49 1.3 45.22 120 Algenib 00:13:14.2 +15:11:01 2.8 12.11 132 PPM 089390 00:05:01.3 +27:40:29 6.5 1.67 126 PPM 089554 00:15:10.6 +27:16:59 6.7 0.62 125 PPM 089491 00:11:49.7 +27:11:06 9.3 0.16 125 120347 00:12:22.5 +27:17:32 16.9 125 Positions are for J2000
Event circumstances last updated at 2024/01/09 04:35:25 UT
Marc W. Buie, Southwest Research Institute