Event between (134340) Pluto and star GA0660:37721857 with event index number of 212312
Geocentric closest approach at 2019/09/05 14:57:44 UTC
J2000 position of star is 19:29:11.2 -22:21:40
Equinox of date position of star is 19:30:21.4 -22:19:10
Stellar brightness G=13.5,
use SENSEUP=32
Star is 44 degrees from the moon.
Moon is 45% illuminated.
TNO apparent brightness V=14.6
TNO is 33.9 AU from the Sun
and 33.2 AU from the Earth.
The TNO is moving 12.8
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 97 seconds.
The 1-sigma cross-track error in the shadow position is
1206 km.
The TNO has an absolute magnitude Hv=-0.8
Diameter=8551.0 km assuming a 5% albedo -- 669.5 sec chord
Diameter=3490.9 km assuming a 30% albedo -- 273.3 sec chord
Dynamical classification is 3:2E
Star training set for 134340, (2019/09/05 14:58UT) Object RA Dec mag sep mel Antares 16:30:37.0 -26:28:26 0.9 40.93 8 Nunki 18:56:29.0 -26:16:14 2.0 8.67 36 50 Sgr 19:27:29.5 -21:44:10 5.6 0.88 43 PPM 269783 19:27:29.4 -21:54:01 8.5 0.79 43 PPM 269825 19:29:29.0 -22:13:00 9.3 0.23 44 134340 19:30:21.7 -22:19:09 13.5 44 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 134340, (2019/09/05 14:58UT) Object RA Dec mag sep mel Antares 16:29:24.4 -26:25:56 0.9 40.93 8 Nunki 18:55:15.9 -26:17:49 2.0 8.67 36 50 Sgr 19:26:19.2 -21:46:36 5.6 0.88 43 PPM 269783 19:26:19.0 -21:56:27 8.5 0.79 43 PPM 269825 19:28:18.6 -22:15:29 9.3 0.23 44 134340 19:29:11.2 -22:21:40 13.5 44 Positions are for J2000
Event circumstances last updated at 2019/08/03 22:17:28 UT
Marc W. Buie, Southwest Research Institute