Event between (2060) Chiron and star GA0960:00061225 with event index number of 1211878
Geocentric closest approach at 2022/12/15 17:38:46 UTC
J2000 position of star is 00:39:58.7 +06:16:09
Equinox of date position of star is 00:41:09.8 +06:23:41
Stellar brightness G=12.7,
use SENSEUP=32 with the MallinCam and and exposure
time of 500 milli-seconds with the QHY174 camera.
Star is 154 degrees from the moon.
Moon is 56% illuminated.
TNO apparent brightness V=18.7
TNO is 18.8 AU from the Sun
and 18.5 AU from the Earth.
The TNO is moving 4.2
km/sec on the sky relative to the star, or,
1.1 arcsec/hr.
The 1-sigma error in the time of the event is 161 seconds.
The 1-sigma cross-track error in the shadow position is
675 km.
The TNO has an absolute magnitude Hv=5.7
Diameter=434.5 km assuming a 5% albedo -- 105.0 sec chord
Diameter=177.4 km assuming a 30% albedo -- 42.9 sec chord
Dynamical classification is CENTAURR
Star training set for 2060, (2022/12/15 17:39UT) Object RA Dec mag sep mel Algenib 00:14:25.3 +15:18:40 2.8 11.07 152 96 G. Psc 00:49:35.2 +05:23:55 5.8 2.32 153 PPM 143680 00:38:08.2 +05:32:19 8.2 1.14 155 PPM 143729 00:39:45.8 +06:08:50 9.2 0.43 155 2060 00:41:09.9 +06:23:42 12.7 154 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 2060, (2022/12/15 17:39UT) Object RA Dec mag sep mel Algenib 00:13:14.2 +15:11:01 2.8 11.07 152 96 G. Psc 00:48:24.0 +05:16:26 5.8 2.32 153 PPM 143680 00:36:57.1 +05:24:45 8.2 1.14 155 PPM 143729 00:38:34.6 +06:01:16 9.2 0.43 155 2060 00:39:58.7 +06:16:09 12.7 154 Positions are for J2000
Event circumstances last updated at 2022/12/02 03:09:30 UT
Marc W. Buie, Southwest Research Institute