RECON: TNO occultation with 06TO130

Event between 06TO130 and star GA1080:00366356 with event index number of 2015997

Geocentric closest approach at 2023/12/12 13:07:54 UTC

J2000 position of star is 03:23:59.7 +18:36:54
Equinox of date position of star is 03:25:21.4 +18:41:53
Stellar brightness G=14.0, use SENSEUP=64 with the MallinCam and and exposure time of 1 seconds with the QHY174 camera.
Star is 158 degrees from the moon. Moon is 0% illuminated.
Apparent brightness V=22.5

Object is 31.0 AU from the Sun and 30.1 AU from the Earth.
Apparent velocity is 21.2 km/sec on the sky relative to the star, or, 3.5 arcsec/hr.
The 1-sigma error in the time of the event is 98 seconds.
The 1-sigma cross-track error in the shadow position is 1252 km.

The object has an absolute magnitude Hv=7.6
Diameter=183.7 km assuming a 5% albedo -- 8.7 sec chord
Diameter=75.0 km assuming a 30% albedo -- 3.5 sec chord
Dynamical classification is 4:3E
 
 
 
 
 
 
 
 

Star training set for 06TO130, (2023/12/12 13:10UT)
Object            RA         Dec     mag  sep  mel
Aldebaran      04:37:17.8 +16:33:20  0.8 17.26 169
44Zet Per      03:55:38.6 +31:57:10  2.8 14.90 166
63Tau2Ari      03:24:08.2 +20:49:34  6.2  2.15 159
PPM 119087     03:28:25.5 +18:50:19  6.6  0.74 159
PPM 119045     03:25:01.6 +18:38:22  9.1  0.10 158
06TO130        03:25:21.8 +18:41:55 14.0       159
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 06TO130, (2023/12/12 13:10UT)
Object            RA         Dec     mag  sep  mel
Aldebaran      04:35:55.3 +16:30:29  0.8 17.26 169
44Zet Per      03:54:07.9 +31:53:01  2.8 14.90 166
63Tau2Ari      03:22:45.2 +20:44:31  6.2  2.15 159
PPM 119087     03:27:03.3 +18:45:23  6.6  0.74 159
PPM 119045     03:23:39.6 +18:33:20  9.1  0.10 158
06TO130        03:23:59.7 +18:36:54 14.0       158
Positions are for J2000

Event circumstances last updated at 2023/10/27 01:52:24 UT

Marc W. Buie, Southwest Research Institute

RECON