RECON: TNO occultation with 14KB102

Event between 14KB102 and star GA0760:12080340 with event index number of 2495955

Geocentric closest approach at 2024/06/12 04:07:53 UTC

J2000 position of star is 18:06:40.6 -13:50:13
Equinox of date position of star is 18:08:02.7 -13:49:58
Stellar brightness G=16.8, use SENSEUP=128 with the MallinCam and and exposure time of 2 seconds with the QHY174 camera.
Star is 121 degrees from the moon. Moon is 31% illuminated.
Apparent brightness V=22.3

Object is 33.0 AU from the Sun and 32.0 AU from the Earth.
Apparent velocity is 22.8 km/sec on the sky relative to the star, or, 3.5 arcsec/hr.
The 1-sigma error in the time of the event is 446 seconds.
The 1-sigma cross-track error in the shadow position is 1891 km.

The object has an absolute magnitude Hv=7.1
Diameter=230.2 km assuming a 5% albedo -- 10.1 sec chord
Diameter=94.0 km assuming a 30% albedo -- 4.1 sec chord
Dynamical classification is 5:2EEE
 
 
 
 
 
 
 
 

Star training set for 14KB102, (2024/06/12 04:08UT)
Object            RA         Dec     mag  sep  mel
Antares        16:30:54.6 -26:29:03  0.9 26.00 101
35Eta Oph      17:11:46.9 -15:45:12  2.6 13.74 108
PPM 234113     18:11:06.7 -13:55:42  6.4  0.75 122
PPM 234024     18:07:24.8 -13:38:20  9.9  0.25 121
14KB102        18:08:03.8 -13:49:57 16.8       121
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 14KB102, (2024/06/12 04:08UT)
Object            RA         Dec     mag  sep  mel
Antares        16:29:24.4 -26:25:56  0.9 26.00 101
35Eta Oph      17:10:22.7 -15:43:29  2.6 13.74 108
PPM 234113     18:09:43.4 -13:56:04  6.4  0.75 122
PPM 234024     18:06:01.6 -13:38:35  9.9  0.25 121
14KB102        18:06:40.6 -13:50:13 16.8       121
Positions are for J2000

Event circumstances last updated at 2024/02/12 04:26:44 UT

Marc W. Buie, Southwest Research Institute

RECON