RECON: TNO occultation with 523752

Event between (523752) 14VU37 and star GA1100:00692207 with event index number of 1006124

Geocentric closest approach at 2020/11/14 14:43:23 UTC

J2000 position of star is 04:41:58.4 +20:27:11
Equinox of date position of star is 04:43:11.9 +20:29:28
Stellar brightness G=16.1, use SENSEUP=128
Star is 152 degrees from the moon. Moon is 1% illuminated.
TNO apparent brightness V=26.3

TNO is 42.4 AU from the Sun and 41.4 AU from the Earth.
The TNO is moving 24.7 km/sec on the sky relative to the star, or, 3.0 arcsec/hr.
The 1-sigma error in the time of the event is 158 seconds.
The 1-sigma cross-track error in the shadow position is 2107 km.

The TNO has an absolute magnitude Hv=10.0
Diameter=575.5 km assuming a 5% albedo -- 2.4 sec chord
Diameter=234.9 km assuming a 30% albedo -- 1.0 sec chord
Dynamical classification is SCATEXTD
 
 
 
 
 
 
 
 

Star training set for 523752, (2020/11/14 14:43UT)
Object            RA         Dec     mag  sep  mel
Aldebaran      04:37:07.2 +16:32:58  0.8  4.20 154
Alnath         05:27:36.8 +28:37:23  1.6 12.95 141
PPM 093646     04:39:29.9 +20:43:30  5.9  0.90 153
PPM 093732     04:45:37.4 +21:41:41  8.4  1.33 152
PPM 093692     04:42:38.0 +20:38:32  9.7  0.20 153
523752         04:43:12.4 +20:29:29 16.1       152
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 523752, (2020/11/14 14:43UT)
Object            RA         Dec     mag  sep  mel
Aldebaran      04:35:55.3 +16:30:29  0.8  4.20 154
Alnath         05:26:17.5 +28:36:23  1.6 12.95 141
PPM 093646     04:38:15.8 +20:41:05  5.9  0.90 153
PPM 093732     04:44:22.7 +21:39:27  8.4  1.33 152
PPM 093692     04:41:24.0 +20:36:12  9.7  0.20 153
523752         04:41:58.4 +20:27:11 16.1       152
Positions are for J2000

Event circumstances last updated at 2020/09/25 20:41:21 UT

Marc W. Buie, Southwest Research Institute

RECON