Event between (336756) 10NV1 and star GA0420:29292472 with event index number of 187889
Geocentric closest approach at 2019/04/25 09:08:36 UTC
J2000 position of star is 19:20:50.9 -47:44:31
Equinox of date position of star is 19:22:16.0 -47:42:17
Stellar brightness G=14.4,
use SENSEUP=128
Star is 26 degrees from the moon.
Moon is 65% illuminated.
TNO apparent brightness V=23.2
TNO is 18.2 AU from the Sun
and 17.8 AU from the Earth.
The TNO is moving 22.3
km/sec on the sky relative to the star, or,
6.2 arcsec/hr.
The 1-sigma error in the time of the event is 192 seconds.
The 1-sigma cross-track error in the shadow position is
2882 km.
The TNO has an absolute magnitude Hv=10.4
Diameter=50.1 km assuming a 5% albedo -- 2.2 sec chord
Diameter=20.5 km assuming a 30% albedo -- 0.9 sec chord
Dynamical classification is CENTAURR
Star training set for 336756, (2019/04/25 09:09UT) Object RA Dec mag sep mel Antares 16:30:35.7 -26:28:24 0.9 39.57 38 38Zet Sgr 19:03:50.3 -29:51:03 2.7 18.20 9 PPM 325103 19:28:06.3 -46:32:20 6.5 1.53 25 PPM 324975 19:19:38.8 -47:20:27 8.5 0.57 25 PPM 325006 19:21:37.1 -47:28:36 9.9 0.25 26 336756 19:22:16.9 -47:42:16 14.4 26 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 336756, (2019/04/25 09:09UT) Object RA Dec mag sep mel Antares 16:29:24.4 -26:25:56 0.9 39.57 38 38Zet Sgr 19:02:36.7 -29:52:49 2.7 18.20 9 PPM 325103 19:26:41.6 -46:34:44 6.5 1.53 25 PPM 324975 19:18:13.1 -47:22:38 8.5 0.57 25 PPM 325006 19:20:11.3 -47:30:50 9.9 0.25 26 336756 19:20:50.9 -47:44:31 14.4 26 Positions are for J2000
Event circumstances last updated at 2019/02/12 07:23:55 UT
Marc W. Buie, Southwest Research Institute