Event between 15KV175 and star GA0680:07058669 with event index number of 2072114
Geocentric closest approach at 2024/05/13 02:26:22 UTC
J2000 position of star is 16:27:29.1 -20:57:23
Equinox of date position of star is 16:28:46.4 -21:00:14
Stellar brightness G=17.0,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 133 degrees from the moon.
Moon is 27% illuminated.
TNO apparent brightness V=22.9
TNO is 38.9 AU from the Sun
and 37.9 AU from the Earth.
The TNO is moving 23.5
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 115 seconds.
The 1-sigma cross-track error in the shadow position is
1918 km.
The TNO has an absolute magnitude Hv=7.0
Diameter=228.0 km assuming a 5% albedo -- 10.2 sec chord
Diameter=93.1 km assuming a 30% albedo -- 4.1 sec chord
Dynamical classification is SCATEXTD
Star training set for 15KV175, (2024/05/13 02:26UT) Object RA Dec mag sep mel Antares 16:30:54.3 -26:29:02 0.9 5.49 134 8Bet1Sco 16:06:51.5 -19:52:13 2.6 5.29 127 4Psi Oph 16:25:31.9 -20:05:32 4.2 1.21 131 PPM 265578 16:30:46.4 -21:37:15 8.5 0.75 133 PPM 265554 16:29:17.2 -20:58:18 9.3 0.09 133 15KV175 16:28:55.5 -21:00:33 17.0 133 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 15KV175, (2024/05/13 02:26UT) Object RA Dec mag sep mel Antares 16:29:24.4 -26:25:56 0.9 5.49 134 8Bet1Sco 16:05:26.2 -19:48:20 2.6 5.29 127 4Psi Oph 16:24:06.1 -20:02:15 4.2 1.21 131 PPM 265578 16:29:19.6 -21:34:08 8.5 0.75 133 PPM 265554 16:27:50.8 -20:55:09 9.3 0.09 133 15KV175 16:27:29.1 -20:57:23 17.0 132 Positions are for J2000
Event circumstances last updated at 2021/10/27 00:09:45 UT
Marc W. Buie, Southwest Research Institute