Event between (523772) 14XR40 and star GA0920:03620032 with event index number of 347848
Geocentric closest approach at 2020/02/24 21:29:58 UTC
J2000 position of star is 11:57:02.6 +03:11:20
Equinox of date position of star is 11:58:04.5 +03:04:36
Stellar brightness G=16.4,
use SENSEUP=128
Star is 171 degrees from the moon.
Moon is 2% illuminated.
TNO apparent brightness V=26.4
TNO is 43.9 AU from the Sun
and 43.0 AU from the Earth.
The TNO is moving 23.7
km/sec on the sky relative to the star, or,
2.7 arcsec/hr.
The 1-sigma error in the time of the event is 76 seconds.
The 1-sigma cross-track error in the shadow position is
1830 km.
The TNO has an absolute magnitude Hv=10.0
Diameter=549.6 km assuming a 5% albedo -- 2.5 sec chord
Diameter=224.4 km assuming a 30% albedo -- 1.0 sec chord
Dynamical classification is SCATEXTD
Star training set for 523772, (2020/02/24 21:30UT) Object RA Dec mag sep mel Spica 13:26:15.4 -11:15:57 1.0 26.20 145 Denebola 11:50:05.2 +14:27:34 2.1 11.55 172 7 Vir 12:00:58.8 +03:32:35 5.4 0.86 171 PPM 158376 11:59:15.9 +03:22:12 7.8 0.42 171 PPM 158363 11:58:25.5 +02:56:17 9.6 0.16 171 523772 11:58:04.5 +03:04:36 16.4 171 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 523772, (2020/02/24 21:30UT) Object RA Dec mag sep mel Spica 13:25:11.5 -11:09:41 1.0 26.20 145 Denebola 11:49:02.9 +14:34:17 2.1 11.55 172 7 Vir 11:59:56.9 +03:39:18 5.4 0.86 171 PPM 158376 11:58:13.9 +03:28:56 7.8 0.42 171 PPM 158363 11:57:23.5 +03:03:00 9.6 0.16 171 523772 11:57:02.6 +03:11:20 16.4 171 Positions are for J2000
Event circumstances last updated at 2020/02/23 21:37:13 UT
Marc W. Buie, Southwest Research Institute