Event between (85627) 98HP151 and star GA0640:22053899 with event index number of 2408343
Geocentric closest approach at 2027/03/13 22:19:36 UTC
J2000 position of star is 18:02:31.6 -24:15:58
Equinox of date position of star is 18:04:01.6 -24:15:51
Stellar brightness G=13.9,
use SENSEUP=64 with the MallinCam and and exposure
time of 1 seconds with the QHY174 camera.
Star is 150 degrees from the moon.
Moon is 31% illuminated.
Apparent brightness V=23.5
Object is 40.8 AU from the Sun
and 41.0 AU from the Earth.
Apparent velocity is 9.4
km/sec on the sky relative to the star, or,
1.1 arcsec/hr.
The 1-sigma error in the time of the event is 1175 seconds.
The 1-sigma cross-track error in the shadow position is
5409 km.
The object has an absolute magnitude Hv=7.2
Diameter=199.5 km assuming a 5% albedo -- 22.8 sec chord
Diameter=81.5 km assuming a 30% albedo -- 9.3 sec chord
Dynamical classification is CLASSICAL
Star training set for 85627, (2027/03/13 22:20UT) Object RA Dec mag sep mel Antares 16:31:04.8 -26:29:24 0.9 21.12 171 Nunki 18:56:57.0 -26:15:37 2.0 12.09 138 4 Sgr 18:01:27.2 -23:48:58 4.8 0.77 150 PPM 267704 18:03:30.4 -24:09:19 8.5 0.19 150 85627 18:04:11.6 -24:15:50 13.9 149 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 85627, (2027/03/13 22:20UT) Object RA Dec mag sep mel Antares 16:29:24.4 -26:25:56 0.9 21.12 171 Nunki 18:55:15.9 -26:17:49 2.0 12.09 138 4 Sgr 17:59:47.6 -23:48:59 4.8 0.77 150 PPM 267704 18:01:50.5 -24:09:26 8.5 0.19 150 85627 18:02:31.6 -24:15:58 13.9 150 Positions are for J2000
Event circumstances last updated at 2024/06/21 21:27:17 UT
Marc W. Buie, Southwest Research Institute