RECON: TNO occultation with 579062

Event between (579062) 14KF113 and star GA0940:06130166 with event index number of 2783534

Geocentric closest approach at 2029/06/14 16:02:32 UTC

J2000 position of star is 18:00:29.8 +04:57:43
Equinox of date position of star is 18:01:39.8 +04:57:46
Stellar brightness G=15.1, use SENSEUP=128 with the MallinCam and and exposure time of 2 seconds with the QHY174 camera.
Star is 145 degrees from the moon. Moon is 7% illuminated.
Apparent brightness V=22.4

Object is 35.1 AU from the Sun and 34.2 AU from the Earth.
Apparent velocity is 23.7 km/sec on the sky relative to the star, or, 3.4 arcsec/hr.
The 1-sigma error in the time of the event is 327 seconds.
The 1-sigma cross-track error in the shadow position is 1567 km.

The object has an absolute magnitude Hv=6.9
Diameter=250.0 km assuming a 5% albedo -- 10.6 sec chord
Diameter=102.1 km assuming a 30% albedo -- 4.3 sec chord
Dynamical classification is SCATEXTD
 
 
 
 
 
 
 
 

Star training set for 579062, (2029/06/14 16:01UT)
Object            RA         Dec     mag  sep  mel
Vega           18:37:56.1 +38:48:44  0.0 34.82 120
60Bet Oph      17:44:55.7 +04:33:25  2.8  4.26 142
66 Oph         18:01:43.3 +04:22:10  4.6  0.60 146
PPM 164939     18:00:31.3 +04:57:16  8.0  0.36 145
PPM 165003     18:02:40.2 +04:42:12 10.0  0.32 145
PPM 164955     18:01:02.9 +04:48:21 11.3  0.27 145
579062         18:01:57.0 +04:57:47 15.1       145
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 579062, (2029/06/14 16:01UT)
Object            RA         Dec     mag  sep  mel
Vega           18:36:56.7 +38:47:08  0.0 34.82 120
60Bet Oph      17:43:28.3 +04:34:06  2.8  4.26 142
66 Oph         18:00:15.8 +04:22:07  4.6  0.60 146
PPM 164939     17:59:04.1 +04:57:17  8.0  0.36 145
PPM 165003     18:01:12.8 +04:42:07 10.0  0.32 145
PPM 164955     17:59:35.6 +04:48:20 11.3  0.27 145
579062         18:00:29.8 +04:57:43 15.1       145
Positions are for J2000

Event circumstances last updated at 2023/08/31 02:55:28 UT

Marc W. Buie, Southwest Research Institute

RECON