Event between 15RN278 and star GA0940:00078313 with event index number of 1015126
Geocentric closest approach at 2020/11/10 12:03:44 UTC
J2000 position of star is 00:51:14.4 +05:51:54
Equinox of date position of star is 00:52:17.1 +05:58:29
Stellar brightness G=17.0,
use SENSEUP=128
Star is 149 degrees from the moon.
Moon is 29% illuminated.
TNO apparent brightness V=25.6
TNO is 35.6 AU from the Sun
and 34.8 AU from the Earth.
The TNO is moving 19.8
km/sec on the sky relative to the star, or,
2.8 arcsec/hr.
The 1-sigma error in the time of the event is 127 seconds.
The 1-sigma cross-track error in the shadow position is
1728 km.
The TNO has an absolute magnitude Hv=10.0
Diameter=124.7 km assuming a 5% albedo -- 3.0 sec chord
Diameter=50.9 km assuming a 30% albedo -- 1.2 sec chord
Dynamical classification is 5:4E
Star training set for 15RN278, (2020/11/10 12:04UT) Object RA Dec mag sep mel Algenib 00:14:18.8 +15:17:58 2.8 13.19 149 96 G. Psc 00:49:28.7 +05:23:15 5.8 0.92 150 60 Psc 00:48:28.5 +06:51:16 7.2 1.30 149 PPM 143970 00:52:05.4 +05:45:09 9.6 0.23 149 PPM 143977 00:52:14.6 +06:04:08 10.7 0.09 149 15RN278 00:52:19.2 +05:58:42 17.0 148 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 15RN278, (2020/11/10 12:04UT) Object RA Dec mag sep mel Algenib 00:13:14.2 +15:11:01 2.8 13.19 149 96 G. Psc 00:48:24.0 +05:16:27 5.8 0.92 150 60 Psc 00:47:23.6 +06:44:27 7.2 1.30 149 PPM 143970 00:51:00.6 +05:38:22 9.6 0.23 149 PPM 143977 00:51:09.8 +05:57:20 10.7 0.09 149 15RN278 00:51:14.4 +05:51:54 17.0 149 Positions are for J2000
Event circumstances last updated at 2020/03/15 20:09:32 UT
Marc W. Buie, Southwest Research Institute