RECON: TNO occultation with 599752

Event between (599752) 10VQ11 and star GA1000:01499016 with event index number of 2728519

Geocentric closest approach at 2029/02/04 15:43:31 UTC

J2000 position of star is 06:09:37.3 +10:01:52
Equinox of date position of star is 06:10:56.7 +10:01:30
Stellar brightness G=13.9, use SENSEUP=64 with the MallinCam and and exposure time of 1 seconds with the QHY174 camera.
Star is 115 degrees from the moon. Moon is 64% illuminated.
Apparent brightness V=21.9

Object is 41.7 AU from the Sun and 41.0 AU from the Earth.
Apparent velocity is 18.1 km/sec on the sky relative to the star, or, 2.2 arcsec/hr.
The 1-sigma error in the time of the event is 407 seconds.
The 1-sigma cross-track error in the shadow position is 1806 km.

The object has an absolute magnitude Hv=5.6
Diameter=448.8 km assuming a 5% albedo -- 25.1 sec chord
Diameter=183.2 km assuming a 30% albedo -- 10.3 sec chord
Dynamical classification is SCATEXTD
 
 
 
 
 
 
 
 

Star training set for 599752, (2029/02/04 15:44UT)
Object            RA         Dec     mag  sep  mel
Betelgeuse     05:56:44.9 +07:24:36  0.4  4.43 118
Alhena         06:39:23.5 +16:22:19  1.9  9.34 110
75 Ori         06:18:42.9 +09:55:46  5.4  1.85 113
PPM 149966     06:10:13.8 +09:37:41  7.7  0.47 115
PPM 150006     06:11:36.9 +09:57:39  9.8  0.11 115
599752         06:11:13.7 +10:01:25 13.9       115
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 599752, (2029/02/04 15:44UT)
Object            RA         Dec     mag  sep  mel
Betelgeuse     05:55:10.3 +07:24:26  0.4  4.43 118
Alhena         06:37:42.8 +16:23:56  1.9  9.34 110
75 Ori         06:17:06.6 +09:56:31  5.4  1.85 113
PPM 149966     06:08:37.7 +09:38:05  7.7  0.47 115
PPM 150006     06:10:00.6 +09:58:07  9.8  0.11 115
599752         06:09:37.3 +10:01:52 13.9       115
Positions are for J2000

Event circumstances last updated at 2023/12/24 04:48:58 UT

Marc W. Buie, Southwest Research Institute

RECON