RECON: TNO occultation with 533210

Event between (533210) 14DT143 and star GA0800:05049793 with event index number of 2696910

Geocentric closest approach at 2029/01/29 22:43:05 UTC

J2000 position of star is 16:10:31.5 -09:09:23
Equinox of date position of star is 16:11:48.1 -09:12:57
Stellar brightness G=15.8, use SENSEUP=128 with the MallinCam and and exposure time of 2 seconds with the QHY174 camera.
Star is 116 degrees from the moon. Moon is 100% illuminated.
Apparent brightness V=22.7

Object is 36.8 AU from the Sun and 37.2 AU from the Earth.
Apparent velocity is 19.2 km/sec on the sky relative to the star, or, 2.6 arcsec/hr.
The 1-sigma error in the time of the event is 386 seconds.
The 1-sigma cross-track error in the shadow position is 2159 km.

The object has an absolute magnitude Hv=6.9
Diameter=243.2 km assuming a 5% albedo -- 12.8 sec chord
Diameter=99.3 km assuming a 30% albedo -- 5.2 sec chord
Dynamical classification is SCATNEAR
 
 
 
 
 
 
 
 

Star training set for 533210, (2029/01/29 22:46UT)
Object            RA         Dec     mag  sep  mel
Antares        16:31:11.7 -26:29:38  0.9 17.85 123
1Del Oph       16:15:52.4 -03:46:00  2.7  5.54 115
16 Sco         16:13:42.0 -08:37:14  5.7  0.73 116
PPM 199342     16:10:37.4 -09:43:22  7.9  0.61 116
PPM 199362     16:11:24.6 -09:16:46  8.8  0.18 116
533210         16:12:06.6 -09:13:49 15.8       116
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 533210, (2029/01/29 22:46UT)
Object            RA         Dec     mag  sep  mel
Antares        16:29:24.4 -26:25:56  0.9 17.85 123
1Del Oph       16:14:20.7 -03:41:43  2.7  5.54 115
16 Sco         16:12:07.4 -08:32:51  5.7  0.73 116
PPM 199342     16:09:02.1 -09:38:53  7.9  0.61 116
PPM 199362     16:09:49.6 -09:12:18  8.8  0.18 116
533210         16:10:31.5 -09:09:23 15.8       116
Positions are for J2000

Event circumstances last updated at 2023/06/05 02:52:29 UT

Marc W. Buie, Southwest Research Institute

RECON