Event between 01KD77 and star GA0680:33365925 with event index number of 250345
Geocentric closest approach at 2020/03/07 04:23:08 UTC
J2000 position of star is 18:58:06.4 -21:25:13
Equinox of date position of star is 18:59:18.7 -21:23:30
Stellar brightness G=16.0,
use SENSEUP=128
Star is 152 degrees from the moon.
Moon is 91% illuminated.
TNO apparent brightness V=25.8
TNO is 36.6 AU from the Sun
and 37.0 AU from the Earth.
The TNO is moving 19.0
km/sec on the sky relative to the star, or,
2.5 arcsec/hr.
The 1-sigma error in the time of the event is 728 seconds.
The 1-sigma cross-track error in the shadow position is
2132 km.
The TNO has an absolute magnitude Hv=10.0
Diameter=446.7 km assuming a 5% albedo -- 3.2 sec chord
Diameter=182.4 km assuming a 30% albedo -- 1.3 sec chord
Dynamical classification is 3:2E
Star training set for 01KD77, (2020/03/07 04:23UT) Object RA Dec mag sep mel Antares 16:30:38.9 -26:28:30 0.9 34.23 119 Nunki 18:56:30.9 -26:16:12 2.0 4.92 151 36Xi 1Sgr 18:58:32.4 -20:37:42 5.1 0.78 152 PPM 269133 18:58:59.8 -21:42:40 8.3 0.33 152 PPM 269142 18:59:26.7 -21:33:19 9.4 0.17 152 01KD77 18:59:18.7 -21:23:30 16.0 152 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 01KD77, (2020/03/07 04:23UT) Object RA Dec mag sep mel Antares 16:29:24.4 -26:25:56 0.9 34.23 119 Nunki 18:55:15.9 -26:17:49 2.0 4.92 151 36Xi 1Sgr 18:57:20.5 -20:39:23 5.1 0.78 152 PPM 269133 18:57:47.3 -21:44:22 8.3 0.33 152 PPM 269142 18:58:14.3 -21:35:01 9.4 0.17 152 01KD77 18:58:06.4 -21:25:13 16.0 152 Positions are for J2000
Event circumstances last updated at 2020/03/06 21:30:07 UT
Marc W. Buie, Southwest Research Institute