Event between (38628) Huya and star GA0820:07403577 with event index number of 2433140
Geocentric closest approach at 2027/06/01 15:58:43 UTC
J2000 position of star is 18:01:23.8 -07:41:57
Equinox of date position of star is 18:02:43.5 -07:41:53
Stellar brightness G=15.3,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 116 degrees from the moon.
Moon is 13% illuminated.
Apparent brightness V=19.5
Object is 29.5 AU from the Sun
and 28.6 AU from the Earth.
Apparent velocity is 21.6
km/sec on the sky relative to the star, or,
3.8 arcsec/hr.
The 1-sigma error in the time of the event is 99 seconds.
The 1-sigma cross-track error in the shadow position is
1056 km.
The object has an absolute magnitude Hv=4.8
Diameter=648.7 km assuming a 5% albedo -- 30.4 sec chord
Diameter=264.8 km assuming a 30% albedo -- 12.4 sec chord
Dynamical classification is 3:2E+6:4II
Star training set for 38628, (2027/06/01 15:57UT) Object RA Dec mag sep mel Antares 16:31:05.6 -26:29:25 0.9 28.78 139 60Bet Oph 17:44:49.7 +04:33:28 2.8 13.06 117 PPM 201392 18:07:37.0 -08:19:11 6.1 1.33 115 PPM 201335 18:04:34.0 -08:20:15 7.9 0.76 116 PPM 201315 18:02:55.5 -07:34:03 9.3 0.13 116 38628 18:02:53.1 -07:41:52 15.3 116 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 38628, (2027/06/01 15:57UT) Object RA Dec mag sep mel Antares 16:29:24.4 -26:25:56 0.9 28.78 139 60Bet Oph 17:43:28.3 +04:34:06 2.8 13.06 117 PPM 201392 18:06:07.4 -08:19:27 6.1 1.33 115 PPM 201335 18:03:04.3 -08:20:24 7.9 0.76 116 PPM 201315 18:01:26.4 -07:34:08 9.3 0.13 116 38628 18:01:23.8 -07:41:57 15.3 116 Positions are for J2000
Event circumstances last updated at 2024/06/21 21:28:31 UT
Marc W. Buie, Southwest Research Institute