Event between 03UZ291 and star GA1100:00822478 with event index number of 207918
Geocentric closest approach at 2019/08/23 00:44:22 UTC
J2000 position of star is 04:58:44.3 +20:08:03
Equinox of date position of star is 04:59:50.8 +20:09:41
Stellar brightness G=13.9,
use SENSEUP=64
Star is 23 degrees from the moon.
Moon is 56% illuminated.
TNO apparent brightness V=24.0
TNO is 46.2 AU from the Sun
and 46.5 AU from the Earth.
The TNO is moving 12.3
km/sec on the sky relative to the star, or,
1.3 arcsec/hr.
The 1-sigma error in the time of the event is 1085 seconds.
The 1-sigma cross-track error in the shadow position is
5336 km.
The TNO has an absolute magnitude Hv=7.2
Diameter=222.9 km assuming a 5% albedo -- 18.1 sec chord
Diameter=91.0 km assuming a 30% albedo -- 7.4 sec chord
Dynamical classification is CLASSICAL
Star training set for 03UZ291, (2019/08/23 00:44UT) Object RA Dec mag sep mel Aldebaran 04:37:03.0 +16:32:50 0.8 6.52 17 Alnath 05:27:32.1 +28:37:20 1.6 10.54 31 102Iot Tau 05:04:16.3 +21:36:59 4.6 1.78 24 PPM 093957 05:01:24.0 +20:57:20 8.4 0.87 23 PPM 093940 05:00:35.4 +20:13:20 9.3 0.17 23 PPM 093932 04:59:54.1 +20:13:51 10.1 0.07 23 03UZ291 04:59:54.0 +20:09:46 13.9 23 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 03UZ291, (2019/08/23 00:44UT) Object RA Dec mag sep mel Aldebaran 04:35:55.3 +16:30:30 0.8 6.52 17 Alnath 05:26:17.5 +28:36:23 1.6 10.54 31 102Iot Tau 05:03:05.8 +21:35:23 4.6 1.78 24 PPM 093957 05:00:13.9 +20:55:40 8.4 0.87 23 PPM 093940 04:59:25.7 +20:11:39 9.3 0.17 23 PPM 093932 04:58:44.4 +20:12:08 10.1 0.07 23 03UZ291 04:58:44.3 +20:08:03 13.9 23 Positions are for J2000
Event circumstances last updated at 2018/09/26 17:31:56 UT
Marc W. Buie, Southwest Research Institute