RECON: TNO occultation with 14KD102

Event between 14KD102 and star GA0720:13785415 with event index number of 1050423

Geocentric closest approach at 2020/10/06 22:49:58 UTC

J2000 position of star is 17:43:14.3 -16:35:34
Equinox of date position of star is 17:44:25.4 -16:36:03
Stellar brightness G=14.6, use SENSEUP=128
Star is 163 degrees from the moon. Moon is 79% illuminated.
TNO apparent brightness V=25.1

TNO is 30.8 AU from the Sun and 31.1 AU from the Earth.
The TNO is moving 15.9 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 727 seconds.
The 1-sigma cross-track error in the shadow position is 4415 km.

The TNO has an absolute magnitude Hv=10.0
Diameter=200.5 km assuming a 5% albedo -- 3.8 sec chord
Diameter=81.8 km assuming a 30% albedo -- 1.6 sec chord
Dynamical classification is 3:2E
 
 
 
 
 
 
 
 

Star training set for 14KD102, (2020/10/06 22:50UT)
Object            RA         Dec     mag  sep  mel
Antares        16:30:41.0 -26:28:35  0.9 19.76 174
35Eta Oph      17:11:34.2 -15:44:57  2.6  7.94 169
PPM 233351     17:38:47.8 -15:34:55  6.2  1.70 163
PPM 233531     17:45:31.9 -16:52:22  7.9  0.38 162
PPM 233510     17:44:44.7 -16:49:20  9.2  0.23 162
14KD102        17:44:26.4 -16:36:04 14.6       162
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 14KD102, (2020/10/06 22:50UT)
Object            RA         Dec     mag  sep  mel
Antares        16:29:24.4 -26:25:56  0.9 19.76 174
35Eta Oph      17:10:22.7 -15:43:29  2.6  7.94 169
PPM 233351     17:37:36.2 -15:34:15  6.2  1.70 163
PPM 233531     17:44:19.7 -16:51:54  7.9  0.38 162
PPM 233510     17:43:32.5 -16:48:52  9.2  0.23 162
14KD102        17:43:14.3 -16:35:34 14.6       162
Positions are for J2000

Event circumstances last updated at 2020/06/21 21:49:29 UT

Marc W. Buie, Southwest Research Institute

RECON