Event between 15FP36 and star GA0980:04022879 with event index number of 192371
Geocentric closest approach at 2019/05/16 16:01:30 UTC
J2000 position of star is 14:43:27.0 +08:00:17
Equinox of date position of star is 14:44:21.5 +07:55:38
Stellar brightness G=14.7,
use SENSEUP=128
Star is 20 degrees from the moon.
Moon is 94% illuminated.
TNO apparent brightness V=21.6
TNO is 27.4 AU from the Sun
and 26.6 AU from the Earth.
The TNO is moving 21.7
km/sec on the sky relative to the star, or,
4.1 arcsec/hr.
The 1-sigma error in the time of the event is 245 seconds.
The 1-sigma cross-track error in the shadow position is
1255 km.
The TNO has an absolute magnitude Hv=7.2
Diameter=219.8 km assuming a 5% albedo -- 10.2 sec chord
Diameter=89.7 km assuming a 30% albedo -- 4.2 sec chord
Dynamical classification is 3:2E
Star training set for 15FP36, (2019/05/16 16:02UT) Object RA Dec mag sep mel Arcturus 14:16:32.8 +19:04:58 0.0 13.05 26 Unukalhai 15:45:13.4 +06:21:57 2.6 15.17 32 31 Boo 14:42:35.9 +08:04:47 5.8 0.47 19 PPM 160899 14:43:52.2 +07:59:40 7.8 0.15 20 15FP36 14:44:24.2 +07:55:24 14.7 20 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 15FP36, (2019/05/16 16:02UT) Object RA Dec mag sep mel Arcturus 14:15:38.3 +19:10:20 0.0 13.05 26 Unukalhai 15:44:16.3 +06:25:33 2.6 15.17 32 31 Boo 14:41:38.7 +08:09:42 5.8 0.47 19 PPM 160899 14:42:55.1 +08:04:34 7.8 0.15 20 15FP36 14:43:27.0 +08:00:17 14.7 20 Positions are for J2000
Event circumstances last updated at 2018/06/11 23:12:32 UT
Marc W. Buie, Southwest Research Institute