RECON: TNO occultation with 14NW65

Event between 14NW65 and star UC4-474-122349 with event index number of 168009

Geocentric closest approach at 2018/11/27 11:43:34 UTC

J2000 position of star is 21:21:56.6 +04:38:57
Equinox of date position of star is 21:22:48.8 +04:43:26
Stellar brightness R=14.9, use SENSEUP=128
Star is 151 degrees from the moon. Moon is 78% illuminated.
TNO apparent brightness V=20.8

TNO is 23.7 AU from the Sun and 23.8 AU from the Earth.
The TNO is moving 14.9 km/sec on the sky relative to the star, or, 3.1 arcsec/hr.
The 1-sigma error in the time of the event is 602 seconds.
The 1-sigma cross-track error in the shadow position is 4579 km.

The TNO has an absolute magnitude Hv=6.8
Diameter=269.2 km assuming a 5% albedo -- 18.1 sec chord
Diameter=109.9 km assuming a 30% albedo -- 7.4 sec chord
Dynamical classification is CENTAURR
 
 
 
 
 
 
 
 

Star training set for 14NW65, (2018/11/27 11:44UT)
Object            RA         Dec     mag  sep  mel
Fomalhaut      22:58:41.5 -29:31:18  1.2 41.24 142
Tarazed        19:47:09.5 +10:39:38  2.7 24.43 148
8Alp Equ       21:16:46.1 +05:19:37  3.9  1.64 151
PPM 171648     21:23:09.8 +04:34:12  8.1  0.17 151
14NW65         21:22:53.4 +04:43:49 14.9       150
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 14NW65, (2018/11/27 11:44UT)
Object            RA         Dec     mag  sep  mel
Fomalhaut      22:57:39.5 -29:37:23  1.2 41.24 142
Tarazed        19:46:15.6 +10:36:48  2.7 24.43 148
8Alp Equ       21:15:49.5 +05:14:51  3.9  1.64 151
PPM 171648     21:22:13.0 +04:29:19  8.1  0.17 151
14NW65         21:21:56.6 +04:38:57 14.9       151
Positions are for J2000

Event circumstances last updated at 2017/05/19 18:07:01 UT

Marc W. Buie, Southwest Research Institute

RECON