Event between 05PL21 and star GA0780:22060139 with event index number of 2569291
Geocentric closest approach at 2023/12/31 12:44:13 UTC
J2000 position of star is 22:49:37.0 -11:46:16
Equinox of date position of star is 22:50:52.3 -11:38:41
Stellar brightness G=16.4,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 171 degrees from the moon.
Moon is 82% illuminated.
Apparent brightness V=23.4
Object is 45.4 AU from the Sun
and 45.9 AU from the Earth.
Apparent velocity is 19.7
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 290 seconds.
The 1-sigma cross-track error in the shadow position is
3799 km.
The object has an absolute magnitude Hv=6.7
Diameter=292.4 km assuming a 5% albedo -- 13.7 sec chord
Diameter=119.4 km assuming a 30% albedo -- 5.6 sec chord
Dynamical classification is CLASSICAL
Star training set for 05PL21, (2023/12/31 12:44UT) Object RA Dec mag sep mel Fomalhaut 22:58:58.3 -29:29:40 1.2 17.95 162 74 Aqr 22:54:44.4 -11:29:18 6.1 0.96 170 PPM 240803 22:50:42.3 -11:13:18 8.2 0.42 171 PPM 240787 22:50:02.4 -11:42:03 9.3 0.21 171 05PL21 22:50:52.8 -11:38:37 16.4 171 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 05PL21, (2023/12/31 12:44UT) Object RA Dec mag sep mel Fomalhaut 22:57:39.7 -29:37:24 1.2 17.95 162 74 Aqr 22:53:28.7 -11:37:00 6.1 0.96 170 PPM 240803 22:49:26.6 -11:20:57 8.2 0.42 171 PPM 240787 22:48:46.6 -11:49:41 9.3 0.21 171 05PL21 22:49:37.0 -11:46:16 16.4 171 Positions are for J2000
Event circumstances last updated at 2023/10/27 01:52:34 UT
Marc W. Buie, Southwest Research Institute