RECON: TNO occultation with 02FY36

Event between 02FY36 and star GA0620:08320128 with event index number of 2785917

Geocentric closest approach at 2024/06/03 11:00:32 UTC

J2000 position of star is 16:12:38.6 -26:49:55
Equinox of date position of star is 16:14:02.3 -26:53:19
Stellar brightness G=13.6, use SENSEUP=64 with the MallinCam and and exposure time of 1 seconds with the QHY174 camera.
Star is 147 degrees from the moon. Moon is 12% illuminated.
TNO apparent brightness V=22.1

TNO is 22.8 AU from the Sun and 21.8 AU from the Earth.
The TNO is moving 22.1 km/sec on the sky relative to the star, or, 5.0 arcsec/hr.
The 1-sigma error in the time of the event is 130 seconds.
The 1-sigma cross-track error in the shadow position is 1094 km.

The TNO has an absolute magnitude Hv=8.6
Diameter=118.6 km assuming a 5% albedo -- 5.3 sec chord
Diameter=48.4 km assuming a 30% albedo -- 2.2 sec chord
Dynamical classification is CENTAURR
 
 
 
 
 
 
 
 

Star training set for 02FY36, (2024/06/03 10:59UT)
Object            RA         Dec     mag  sep  mel
Antares        16:30:54.5 -26:29:03  0.9  3.77 143
7Del Sco       16:01:46.9 -22:41:21  2.3  5.05 150
13 Sco         16:13:48.8 -27:59:16  4.7  1.10 146
PPM 265238     16:13:06.5 -27:08:23  8.4  0.34 147
PPM 265260     16:14:13.9 -26:56:27 10.0  0.05 147
02FY36         16:14:08.5 -26:53:34 13.6       146
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 02FY36, (2024/06/03 10:59UT)
Object            RA         Dec     mag  sep  mel
Antares        16:29:24.4 -26:25:56  0.9  3.77 143
7Del Sco       16:00:20.0 -22:37:19  2.3  5.05 150
13 Sco         16:12:18.2 -27:55:36  4.7  1.10 146
PPM 265238     16:11:36.5 -27:04:41  8.4  0.34 147
PPM 265260     16:12:44.0 -26:52:47 10.0  0.05 147
02FY36         16:12:38.6 -26:49:55 13.6       147
Positions are for J2000

Event circumstances last updated at 2022/09/27 03:47:29 UT

Marc W. Buie, Southwest Research Institute

RECON