Event between (567122) 20PM3 and star GA1420:01768574 with event index number of 2643434
Geocentric closest approach at 2028/08/29 02:01:19 UTC
J2000 position of star is 02:37:28.9 +52:25:15
Equinox of date position of star is 02:39:09.0 +52:31:25
Stellar brightness G=11.6,
use SENSEUP=8 with the MallinCam and and exposure
time of 125 milli-seconds with the QHY174 camera.
Star is 133 degrees from the moon.
Moon is 71% illuminated.
Apparent brightness V=20.4
Object is 12.2 AU from the Sun
and 12.0 AU from the Earth.
Apparent velocity is 18.4
km/sec on the sky relative to the star, or,
7.6 arcsec/hr.
The 1-sigma error in the time of the event is 92 seconds.
The 1-sigma cross-track error in the shadow position is
2584 km.
The object has an absolute magnitude Hv=9.2
Diameter=80.5 km assuming a 5% albedo -- 4.7 sec chord
Diameter=32.9 km assuming a 30% albedo -- 1.9 sec chord
Dynamical classification is CENTAURR
Star training set for 567122, (2028/08/29 02:02UT) Object RA Dec mag sep mel Deneb 20:42:24.6 +45:23:02 1.3 55.21 79 Mirphak 03:26:23.1 +49:57:39 1.8 7.77 141 66 And 02:29:48.2 +50:41:48 6.5 2.38 132 PPM 027811 02:39:49.2 +52:56:08 8.2 0.40 133 PPM 027804 02:39:12.7 +52:20:21 9.1 0.21 133 567122 02:39:28.9 +52:32:38 11.6 134 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 567122, (2028/08/29 02:02UT) Object RA Dec mag sep mel Deneb 20:41:25.9 +45:16:49 1.3 55.21 79 Mirphak 03:24:19.4 +49:51:40 1.8 7.77 141 66 And 02:27:51.9 +50:34:10 6.5 2.38 132 PPM 027811 02:37:48.7 +52:48:47 8.2 0.40 133 PPM 027804 02:37:13.1 +52:12:58 9.1 0.21 133 567122 02:37:28.9 +52:25:15 11.6 133 Positions are for J2000
Event circumstances last updated at 2023/12/02 04:36:58 UT
Marc W. Buie, Southwest Research Institute