Event between 15KB175 and star GA0740:06103253 with event index number of 1953208
Geocentric closest approach at 2024/04/09 19:10:02 UTC
J2000 position of star is 16:32:19.4 -15:36:42
Equinox of date position of star is 16:33:34.1 -15:39:24
Stellar brightness G=15.7,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 145 degrees from the moon.
Moon is 2% illuminated.
TNO apparent brightness V=22.8
TNO is 37.6 AU from the Sun
and 37.0 AU from the Earth.
The TNO is moving 14.3
km/sec on the sky relative to the star, or,
1.9 arcsec/hr.
The 1-sigma error in the time of the event is 425 seconds.
The 1-sigma cross-track error in the shadow position is
2633 km.
The TNO has an absolute magnitude Hv=6.9
Diameter=238.8 km assuming a 5% albedo -- 17.6 sec chord
Diameter=97.5 km assuming a 30% albedo -- 7.2 sec chord
Dynamical classification is CLASSICAL
Star training set for 15KB175, (2024/04/09 19:28UT) Object RA Dec mag sep mel Antares 16:30:54.0 -26:29:01 0.9 10.84 145 13Zet Oph 16:38:29.9 -10:36:52 2.6 5.18 143 8Phi Oph 16:32:32.0 -16:39:49 4.0 1.04 146 PPM 231822 16:34:01.4 -16:02:18 7.5 0.38 145 PPM 231831 16:34:24.2 -15:34:05 9.3 0.19 145 15KB175 16:33:42.5 -15:39:42 15.7 145 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 15KB175, (2024/04/09 19:28UT) Object RA Dec mag sep mel Antares 16:29:24.4 -26:25:56 0.9 10.84 145 13Zet Oph 16:37:09.6 -10:34:01 2.6 5.18 143 8Phi Oph 16:31:08.3 -16:36:47 4.0 1.04 146 PPM 231822 16:32:38.1 -15:59:18 7.5 0.38 145 PPM 231831 16:33:01.1 -15:31:06 9.3 0.19 145 15KB175 16:32:19.4 -15:36:42 15.7 145 Positions are for J2000
Event circumstances last updated at 2021/10/25 00:02:26 UT
Marc W. Buie, Southwest Research Institute