RECON: TNO occultation with 96KV1

Event between 96KV1 and star UC4-329-184948 with event index number of 198380

Geocentric closest approach at 2019/06/07 14:24:41 UTC

J2000 position of star is 19:18:51.9 -24:18:30
Equinox of date position of star is 19:19:57.2 -24:16:28
Stellar brightness R=16.4, use SENSEUP=128
Star is 157 degrees from the moon. Moon is 21% illuminated.
TNO apparent brightness V=23.4

TNO is 40.2 AU from the Sun and 39.3 AU from the Earth.
The TNO is moving 20.0 km/sec on the sky relative to the star, or, 2.5 arcsec/hr.
The 1-sigma error in the time of the event is 468 seconds.
The 1-sigma cross-track error in the shadow position is 2516 km.

The TNO has an absolute magnitude Hv=7.3
Diameter=208.9 km assuming a 5% albedo -- 10.4 sec chord
Diameter=85.3 km assuming a 30% albedo -- 4.3 sec chord
Dynamical classification is CLASSICAL
 
 
 
 
 
 
 
 

Star training set for 96KV1, (2019/06/07 14:25UT)
Object            RA         Dec     mag  sep  mel
Antares        16:30:36.1 -26:28:25  0.9 38.17 118
Nunki          18:56:28.1 -26:16:15  2.0  5.69 151
PPM 269532     19:16:44.2 -24:08:41  6.4  0.76 156
PPM 269652     19:21:51.8 -24:10:25  7.1  0.43 157
PPM 269618     19:20:27.0 -24:21:00  9.6  0.12 157
96KV1          19:20:02.6 -24:16:18 16.4       157
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 96KV1, (2019/06/07 14:25UT)
Object            RA         Dec     mag  sep  mel
Antares        16:29:24.4 -26:25:56  0.9 38.17 118
Nunki          18:55:15.9 -26:17:49  2.0  5.69 151
PPM 269532     19:15:33.4 -24:10:48  6.4  0.76 156
PPM 269652     19:20:41.1 -24:12:40  7.1  0.43 157
PPM 269618     19:19:16.2 -24:23:13  9.6  0.12 157
96KV1          19:18:51.9 -24:18:30 16.4       157
Positions are for J2000

Event circumstances last updated at 2017/12/06 19:00:45 UT

Marc W. Buie, Southwest Research Institute

RECON