RECON: TNO occultation with 95626

Event between (95626) 02GZ32 and star GA0640:44393386 with event index number of 2825002

Geocentric closest approach at 2029/08/29 22:33:27 UTC

J2000 position of star is 20:59:55.1 -24:01:32
Equinox of date position of star is 21:01:19.6 -23:55:49
Stellar brightness G=13.1, use SENSEUP=32 with the MallinCam and and exposure time of 500 milli-seconds with the QHY174 camera.
Star is 92 degrees from the moon. Moon is 71% illuminated.
Apparent brightness V=20.1

Object is 19.2 AU from the Sun and 18.3 AU from the Earth.
Apparent velocity is 19.3 km/sec on the sky relative to the star, or, 5.2 arcsec/hr.
The 1-sigma error in the time of the event is 213 seconds.
The 1-sigma cross-track error in the shadow position is 1256 km.

The object has an absolute magnitude Hv=7.2
Diameter=251.2 km assuming a 5% albedo -- 11.4 sec chord
Diameter=102.6 km assuming a 30% albedo -- 4.7 sec chord
Dynamical classification is CENTAURR
 
 
 
 
 
 
 
 

Star training set for 95626, (2029/08/29 22:36UT)
Object            RA         Dec     mag  sep  mel
Fomalhaut      22:59:16.8 -29:27:51  1.2 26.78  71
Alnair         22:10:05.2 -46:48:57  1.7 26.69  89
PPM 271757     20:54:45.2 -23:40:12  6.5  1.59  94
PPM 271852     20:59:24.0 -24:22:24  8.4  0.69  93
PPM 271903     21:01:53.6 -23:59:59  9.8  0.11  92
95626          21:01:38.7 -23:54:31 13.1        92
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 95626, (2029/08/29 22:36UT)
Object            RA         Dec     mag  sep  mel
Fomalhaut      22:57:39.6 -29:37:24  1.2 26.78  71
Alnair         22:08:14.3 -46:57:43  1.7 26.69  89
PPM 271757     20:53:01.3 -23:47:01  6.5  1.59  94
PPM 271852     20:57:39.9 -24:29:21  8.4  0.69  93
PPM 271903     21:00:10.0 -24:07:01  9.8  0.11  92
95626          20:59:55.1 -24:01:32 13.1        92
Positions are for J2000

Event circumstances last updated at 2024/03/08 21:30:30 UT

Marc W. Buie, Southwest Research Institute

RECON