RECON: TNO occultation with 95626

Event between (95626) 02GZ32 and star UC4-368-090154 with event index number of 198367

Geocentric closest approach at 2019/07/06 16:53:10 UTC

J2000 position of star is 17:25:20.5 -16:30:48
Equinox of date position of star is 17:26:21.1 -16:31:40
Stellar brightness R=14.9, use SENSEUP=128
Star is 103 degrees from the moon. Moon is 20% illuminated.
TNO apparent brightness V=19.7

TNO is 18.0 AU from the Sun and 17.1 AU from the Earth.
The TNO is moving 19.8 km/sec on the sky relative to the star, or, 5.7 arcsec/hr.
The 1-sigma error in the time of the event is 51 seconds.
The 1-sigma cross-track error in the shadow position is 679 km.

The TNO has an absolute magnitude Hv=7.1
Diameter=229.1 km assuming a 5% albedo -- 11.6 sec chord
Diameter=93.5 km assuming a 30% albedo -- 4.7 sec chord
Dynamical classification is CENTAURR
 
 
 
 
 
 
 
 

Star training set for 95626, (2019/07/06 16:53UT)
Object            RA         Dec     mag  sep  mel
Antares        16:30:36.4 -26:28:25  0.9 16.34  92
35Eta Oph      17:11:29.9 -15:44:52  2.6  3.68 100
PPM 232892     17:19:26.8 -16:19:52  5.9  1.70 102
PPM 233060     17:27:20.3 -17:05:50  8.5  0.60 104
PPM 233049     17:26:43.1 -16:27:45  9.7  0.09 103
95626          17:26:28.1 -16:31:46 14.9       104
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, (2019/07/06 16:53UT)
Object            RA         Dec     mag  sep  mel
Antares        16:29:24.4 -26:25:56  0.9 16.34  92
35Eta Oph      17:10:22.7 -15:43:29  2.6  3.68 100
PPM 232892     17:18:19.3 -16:18:42  5.9  1.70 102
PPM 233060     17:26:12.3 -17:04:54  8.5  0.60 104
PPM 233049     17:25:35.4 -16:26:48  9.7  0.09 103
95626          17:25:20.5 -16:30:48 14.9       103
Positions are for J2000

Event circumstances last updated at 2017/07/01 17:51:27 UT

Marc W. Buie, Southwest Research Institute

RECON