RECON: TNO occultation with 336756

Event between (336756) 10NV1 and star GA0400:29863032 with event index number of 191555

Geocentric closest approach at 2019/05/17 09:07:32 UTC

J2000 position of star is 19:16:17.7 -48:27:59
Equinox of date position of star is 19:17:43.7 -48:25:53
Stellar brightness G=7.9, use SENSEUP=2
Star is 72 degrees from the moon. Moon is 97% illuminated.
TNO apparent brightness V=23.2

TNO is 18.3 AU from the Sun and 17.6 AU from the Earth.
The TNO is moving 28.9 km/sec on the sky relative to the star, or, 8.1 arcsec/hr.
The 1-sigma error in the time of the event is 95 seconds.
The 1-sigma cross-track error in the shadow position is 4305 km.

The TNO has an absolute magnitude Hv=10.4
Diameter=50.1 km assuming a 5% albedo -- 1.7 sec chord
Diameter=20.5 km assuming a 30% albedo -- 0.7 sec chord
Dynamical classification is CENTAURR
 
 
 
 
 
 
 
 

Star training set for 336756, (2019/05/17 09:08UT)
Object            RA         Dec     mag  sep  mel
Antares        16:30:35.9 -26:28:24  0.9 39.07  34
The Sco        17:38:42.8 -43:00:29  1.9 18.02  54
PPM 324782     19:08:23.0 -48:16:05  6.0  1.56  70
PPM 324934     19:17:44.8 -48:25:51  8.2  0.00  72
336756         19:17:44.8 -48:25:51  7.9        72
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 336756, (2019/05/17 09:08UT)
Object            RA         Dec     mag  sep  mel
Antares        16:29:24.4 -26:25:56  0.9 39.07  34
The Sco        17:37:19.2 -42:59:52  1.9 18.02  54
PPM 324782     19:06:55.6 -48:17:58  6.0  1.56  70
PPM 324934     19:16:17.7 -48:28:00  8.2  0.00  72
336756         19:16:17.7 -48:27:59  7.9        72
Positions are for J2000

Event circumstances last updated at 2019/02/12 07:52:04 UT

Marc W. Buie, Southwest Research Institute

RECON