Event between (592147) 14OA394 and star GA0860:16969934 with event index number of 2704709
Geocentric closest approach at 2028/09/26 19:31:40 UTC
J2000 position of star is 23:28:59.3 -03:41:08
Equinox of date position of star is 23:30:07.6 -03:33:49
Stellar brightness G=15.7,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 63 degrees from the moon.
Moon is 63% illuminated.
TNO apparent brightness V=22.7
TNO is 39.1 AU from the Sun
and 38.2 AU from the Earth.
The TNO is moving 23.8
km/sec on the sky relative to the star, or,
3.1 arcsec/hr.
The 1-sigma error in the time of the event is 349 seconds.
The 1-sigma cross-track error in the shadow position is
5078 km.
The TNO has an absolute magnitude Hv=6.8
Diameter=258.2 km assuming a 5% albedo -- 10.8 sec chord
Diameter=105.4 km assuming a 30% albedo -- 4.4 sec chord
Dynamical classification is CLASSICAL
Star training set for 592147, (2028/09/26 19:32UT) Object RA Dec mag sep mel Fomalhaut 22:59:13.8 -29:28:08 1.2 26.98 49 Markab 23:06:11.7 +15:21:38 2.5 19.82 66 PPM 207611 23:31:01.1 -04:22:32 6.3 0.86 62 PPM 207648 23:33:00.5 -03:55:47 6.7 0.75 63 PPM 207609 23:30:50.7 -03:26:12 9.1 0.13 63 592147 23:30:28.0 -03:31:37 15.7 63 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 592147, (2028/09/26 19:32UT) Object RA Dec mag sep mel Fomalhaut 22:57:39.6 -29:37:24 1.2 26.98 49 Markab 23:04:45.8 +15:12:18 2.5 19.82 66 PPM 207611 23:29:32.4 -04:32:03 6.3 0.86 62 PPM 207648 23:31:31.8 -04:05:19 6.7 0.75 63 PPM 207609 23:29:22.0 -03:35:43 9.1 0.13 63 592147 23:28:59.3 -03:41:08 15.7 63 Positions are for J2000
Event circumstances last updated at 2022/02/19 01:01:47 UT
Marc W. Buie, Southwest Research Institute