Event between (523743) 14TA86 and star GA1060:00330331 with event index number of 1062240
Geocentric closest approach at 2021/08/12 18:45:11 UTC
J2000 position of star is 03:15:57.0 +16:23:49
Equinox of date position of star is 03:17:07.8 +16:28:25
Stellar brightness G=17.0,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 142 degrees from the moon.
Moon is 20% illuminated.
TNO apparent brightness V=22.1
TNO is 39.0 AU from the Sun
and 39.0 AU from the Earth.
The TNO is moving 5.3
km/sec on the sky relative to the star, or,
0.7 arcsec/hr.
The 1-sigma error in the time of the event is 444 seconds.
The 1-sigma cross-track error in the shadow position is
1830 km.
The TNO has an absolute magnitude Hv=6.0
Diameter=380.2 km assuming a 5% albedo -- 71.5 sec chord
Diameter=155.2 km assuming a 30% albedo -- 29.2 sec chord
Dynamical classification is 5:3EE
Star training set for 523743, (2021/08/12 18:39UT) Object RA Dec mag sep mel Aldebaran 04:37:09.8 +16:33:04 0.8 19.17 123 Menkar 03:03:24.7 +04:10:24 2.5 12.76 148 57Del Ari 03:12:52.2 +19:48:25 4.3 3.48 142 PPM 118908 03:13:37.7 +16:35:48 7.7 0.86 143 PPM 118951 03:16:20.6 +16:22:55 8.9 0.22 142 523743 03:17:09.9 +16:28:33 17.0 142 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 523743, (2021/08/12 18:39UT) Object RA Dec mag sep mel Aldebaran 04:35:55.3 +16:30:29 0.8 19.17 123 Menkar 03:02:16.8 +04:05:21 2.5 12.76 148 57Del Ari 03:11:38.0 +19:43:36 4.3 3.48 142 PPM 118908 03:12:24.9 +16:30:59 7.7 0.86 143 PPM 118951 03:15:07.8 +16:18:10 8.9 0.22 142 523743 03:15:57.0 +16:23:49 17.0 142 Positions are for J2000
Event circumstances last updated at 2020/12/30 19:59:34 UT
Marc W. Buie, Southwest Research Institute