Event between (524460) 02GF32 and star GA0660:07751254 with event index number of 1866287
Geocentric closest approach at 2028/04/21 05:21:17 UTC
J2000 position of star is 16:42:47.2 -23:33:35
Equinox of date position of star is 16:44:16.0 -23:36:15
Stellar brightness G=16.7,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 99 degrees from the moon.
Moon is 12% illuminated.
Apparent brightness V=23.0
Object is 45.2 AU from the Sun
and 44.4 AU from the Earth.
Apparent velocity is 18.0
km/sec on the sky relative to the star, or,
2.0 arcsec/hr.
The 1-sigma error in the time of the event is 663 seconds.
The 1-sigma cross-track error in the shadow position is
3724 km.
The object has an absolute magnitude Hv=6.4
Diameter=302.0 km assuming a 5% albedo -- 17.4 sec chord
Diameter=123.3 km assuming a 30% albedo -- 7.1 sec chord
Dynamical classification is 3:2E
Star training set for 524460, (2028/04/21 05:21UT) Object RA Dec mag sep mel Antares 16:31:08.9 -26:29:32 0.9 4.18 101 23Tau Sco 16:37:39.0 -28:16:20 2.8 4.91 100 22 Sco 16:31:56.0 -25:10:30 4.5 3.26 101 PPM 265797 16:42:55.8 -23:22:36 8.5 0.43 99 PPM 265823 16:44:11.5 -23:43:47 10.0 0.14 99 524460 16:44:29.9 -23:36:40 16.7 98 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 524460, (2028/04/21 05:21UT) Object RA Dec mag sep mel Antares 16:29:24.4 -26:25:56 0.9 4.18 101 23Tau Sco 16:35:52.9 -28:12:58 2.8 4.91 100 22 Sco 16:30:12.5 -25:06:55 4.5 3.26 101 PPM 265797 16:41:13.4 -23:19:27 8.5 0.43 99 PPM 265823 16:42:28.8 -23:40:41 10.0 0.14 99 524460 16:42:47.2 -23:33:35 16.7 99 Positions are for J2000
Event circumstances last updated at 2024/06/23 21:33:13 UT
Marc W. Buie, Southwest Research Institute