Event between 05VZ122 and star GA1040:01372883 with event index number of 1032210
Geocentric closest approach at 2021/01/11 12:40:30 UTC
J2000 position of star is 05:58:50.5 +14:05:34
Equinox of date position of star is 06:00:02.0 +14:05:35
Stellar brightness G=15.2,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 170 degrees from the moon.
Moon is 4% illuminated.
TNO apparent brightness V=22.7
TNO is 35.7 AU from the Sun
and 34.8 AU from the Earth.
The TNO is moving 23.0
km/sec on the sky relative to the star, or,
3.3 arcsec/hr.
The 1-sigma error in the time of the event is 55 seconds.
The 1-sigma cross-track error in the shadow position is
1263 km.
The TNO has an absolute magnitude Hv=7.2
Diameter=214.8 km assuming a 5% albedo -- 9.3 sec chord
Diameter=87.7 km assuming a 30% albedo -- 3.8 sec chord
Dynamical classification is SCATNEAR
Star training set for 05VZ122, (2021/01/11 12:40UT) Object RA Dec mag sep mel Betelgeuse 05:56:18.7 +07:24:33 0.4 6.75 163 Alhena 06:38:55.6 +16:22:46 1.9 9.65 168 137 Tau 05:53:34.0 +14:10:31 5.5 1.57 170 PPM 121653 05:58:41.6 +14:03:39 8.1 0.33 170 PPM 121694 06:00:09.6 +14:21:08 9.6 0.26 170 05VZ122 06:00:02.2 +14:05:35 15.2 170 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 05VZ122, (2021/01/11 12:40UT) Object RA Dec mag sep mel Betelgeuse 05:55:10.3 +07:24:26 0.4 6.75 163 Alhena 06:37:42.8 +16:23:57 1.9 9.65 168 137 Tau 05:52:22.2 +14:10:18 5.5 1.57 170 PPM 121653 05:57:29.9 +14:03:36 8.1 0.33 170 PPM 121694 05:58:57.7 +14:21:07 9.6 0.26 170 05VZ122 05:58:50.5 +14:05:34 15.2 170 Positions are for J2000
Event circumstances last updated at 2020/12/13 20:17:26 UT
Marc W. Buie, Southwest Research Institute