Event between (73480) 02PN34 and star GA1240:00757566 with event index number of 2647229
Geocentric closest approach at 2028/01/06 21:03:09 UTC
J2000 position of star is 03:35:06.7 +34:15:55
Equinox of date position of star is 03:36:40.0 +34:20:44
Stellar brightness G=12.6,
use SENSEUP=16 with the MallinCam and and exposure
time of 250 milli-seconds with the QHY174 camera.
Star is 24 degrees from the moon.
Moon is 68% illuminated.
Apparent brightness V=23.5
Object is 30.1 AU from the Sun
and 29.4 AU from the Earth.
Apparent velocity is 17.6
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 141 seconds.
The 1-sigma cross-track error in the shadow position is
2414 km.
The object has an absolute magnitude Hv=8.6
Diameter=118.6 km assuming a 5% albedo -- 6.6 sec chord
Diameter=48.4 km assuming a 30% albedo -- 2.7 sec chord
Dynamical classification is CENTAURR
Star training set for 73480, (2028/01/06 21:03UT) Object RA Dec mag sep mel Aldebaran 04:37:31.9 +16:33:49 0.8 22.39 34 44Zet Per 03:55:54.0 +31:57:52 2.8 4.64 27 PPM 068561 03:34:27.6 +35:33:17 5.9 1.30 24 PPM 068625 03:38:33.9 +34:26:17 7.9 0.35 25 PPM 068575 03:35:39.9 +34:22:38 9.4 0.25 24 PPM 068614 03:37:47.4 +34:14:05 10.3 0.22 24 73480 03:36:53.5 +34:21:25 12.6 25 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 73480, (2028/01/06 21:03UT) Object RA Dec mag sep mel Aldebaran 04:35:55.3 +16:30:29 0.8 22.39 34 44Zet Per 03:54:07.9 +31:53:01 2.8 4.64 27 PPM 068561 03:32:40.0 +35:27:42 5.9 1.30 24 PPM 068625 03:36:46.9 +34:20:50 7.9 0.35 25 PPM 068575 03:33:53.1 +34:17:06 9.4 0.25 24 PPM 068614 03:36:00.6 +34:08:37 10.3 0.22 24 73480 03:35:06.7 +34:15:55 12.6 24 Positions are for J2000
Event circumstances last updated at 2024/06/23 21:27:51 UT
Marc W. Buie, Southwest Research Institute