Event between (444030) 04NT33 and star GA1080:17803415 with event index number of 316350
Geocentric closest approach at 2018/12/02 23:24:46 UTC
J2000 position of star is 21:38:51.0 +18:59:56
Equinox of date position of star is 21:39:43.9 +19:05:04
Stellar brightness G=16.9,
use SENSEUP=128
Star is 125 degrees from the moon.
Moon is 20% illuminated.
TNO apparent brightness V=20.9
TNO is 39.2 AU from the Sun
and 39.3 AU from the Earth.
The TNO is moving 17.8
km/sec on the sky relative to the star, or,
2.2 arcsec/hr.
The 1-sigma error in the time of the event is 209 seconds.
The 1-sigma cross-track error in the shadow position is
3685 km.
The TNO has an absolute magnitude Hv=4.8
Diameter=660.7 km assuming a 5% albedo -- 37.1 sec chord
Diameter=269.7 km assuming a 30% albedo -- 15.2 sec chord
Dynamical classification is SCATEXTD
Star training set for 444030, (2018/12/02 23:25UT) Object RA Dec mag sep mel Deneb 20:42:04.7 +45:20:55 1.3 28.85 107 53Eps Cyg 20:46:58.7 +34:02:31 2.5 19.01 110 PPM 113349 21:39:54.2 +20:21:06 6.0 1.27 124 PPM 140425 21:39:33.8 +19:03:43 8.2 0.05 124 444030 21:39:44.2 +19:05:06 16.9 125 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 444030, (2018/12/02 23:25UT) Object RA Dec mag sep mel Deneb 20:41:25.9 +45:16:49 1.3 28.85 107 53Eps Cyg 20:46:13.2 +33:58:19 2.5 19.01 110 PPM 113349 21:39:01.4 +20:15:56 6.0 1.27 124 PPM 140425 21:38:40.7 +18:58:33 8.2 0.05 124 444030 21:38:51.0 +18:59:56 16.9 124 Positions are for J2000
Event circumstances last updated at 2018/10/23 20:44:45 UT
Marc W. Buie, Southwest Research Institute