Event between 10JO179 and star GA0980:04485222 with event index number of 220003
Geocentric closest approach at 2019/10/06 06:23:09 UTC
J2000 position of star is 16:43:04.5 +09:17:02
Equinox of date position of star is 16:43:59.2 +09:14:57
Stellar brightness G=14.2,
use SENSEUP=64
Star is 51 degrees from the moon.
Moon is 56% illuminated.
TNO apparent brightness V=21.9
TNO is 58.8 AU from the Sun
and 59.3 AU from the Earth.
The TNO is moving 24.9
km/sec on the sky relative to the star, or,
2.1 arcsec/hr.
The 1-sigma error in the time of the event is 99 seconds.
The 1-sigma cross-track error in the shadow position is
2691 km.
The TNO has an absolute magnitude Hv=4.1
Diameter=920.5 km assuming a 5% albedo -- 36.9 sec chord
Diameter=375.8 km assuming a 30% albedo -- 15.1 sec chord
Dynamical classification is SCATNEAR
Star training set for 10JO179, (2019/10/06 06:23UT) Object RA Dec mag sep mel Arcturus 14:16:33.9 +19:04:50 0.0 36.98 86 27Bet Her 16:31:04.2 +21:26:52 2.8 12.59 61 47 Her 16:51:17.0 +07:12:55 5.6 2.71 48 PPM 162939 16:40:48.5 +08:47:08 8.5 0.92 51 PPM 163012 16:43:54.3 +09:05:38 9.6 0.16 50 10JO179 16:44:01.2 +09:14:52 14.2 50 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 10JO179, (2019/10/06 06:23UT) Object RA Dec mag sep mel Arcturus 14:15:38.2 +19:10:19 0.0 36.98 86 27Bet Her 16:30:13.1 +21:29:22 2.8 12.59 61 47 Her 16:50:19.5 +07:14:53 5.6 2.71 48 PPM 162939 16:39:51.6 +08:49:23 8.5 0.92 51 PPM 163012 16:42:57.5 +09:07:48 9.6 0.16 50 10JO179 16:43:04.5 +09:17:02 14.2 51 Positions are for J2000
Event circumstances last updated at 2019/01/28 21:51:18 UT
Marc W. Buie, Southwest Research Institute