Event between 07LJ38 and star GA0900:06215052 with event index number of 252191
Geocentric closest approach at 2020/03/29 13:37:49 UTC
J2000 position of star is 17:57:35.6 +01:53:14
Equinox of date position of star is 17:58:35.0 +01:53:11
Stellar brightness G=16.8,
use SENSEUP=128
Star is 148 degrees from the moon.
Moon is 23% illuminated.
TNO apparent brightness V=23.3
TNO is 38.5 AU from the Sun
and 38.3 AU from the Earth.
The TNO is moving 10.6
km/sec on the sky relative to the star, or,
1.4 arcsec/hr.
The 1-sigma error in the time of the event is 211 seconds.
The 1-sigma cross-track error in the shadow position is
4633 km.
The TNO has an absolute magnitude Hv=7.3
Diameter=206.1 km assuming a 5% albedo -- 19.4 sec chord
Diameter=84.1 km assuming a 30% albedo -- 7.9 sec chord
Dynamical classification is SCATNEAR
Star training set for 07LJ38, (2020/03/29 13:38UT) Object RA Dec mag sep mel Antares 16:30:39.1 -26:28:31 0.9 35.43 172 60Bet Oph 17:44:28.4 +04:33:37 2.8 4.43 148 PPM 164858 17:57:20.3 +00:40:08 5.7 1.26 149 PPM 164835 17:56:38.8 +02:04:23 7.4 0.53 148 PPM 164937 18:00:04.6 +02:00:44 10.0 0.39 148 PPM 164896 17:58:45.5 +01:51:22 11.0 0.05 148 07LJ38 17:58:37.0 +01:53:11 16.8 148 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 07LJ38, (2020/03/29 13:38UT) Object RA Dec mag sep mel Antares 16:29:24.4 -26:25:56 0.9 35.43 172 60Bet Oph 17:43:28.3 +04:34:05 2.8 4.43 148 PPM 164858 17:56:18.3 +00:40:14 5.7 1.26 149 PPM 164835 17:55:37.5 +02:04:30 7.4 0.53 148 PPM 164937 17:59:03.3 +02:00:45 10.0 0.39 148 PPM 164896 17:57:44.1 +01:51:26 11.0 0.05 148 07LJ38 17:57:35.6 +01:53:14 16.8 148 Positions are for J2000
Event circumstances last updated at 2019/08/03 22:19:05 UT
Marc W. Buie, Southwest Research Institute