RECON: TNO occultation with 07VJ302

Event between 07VJ302 and star GA1000:00215818 with event index number of 2031572

Geocentric closest approach at 2022/12/06 11:01:07 UTC

J2000 position of star is 02:27:48.9 +11:22:02
Equinox of date position of star is 02:29:02.6 +11:28:06
Stellar brightness G=13.1, use SENSEUP=32 with the MallinCam and and exposure time of 500 milli-seconds with the QHY174 camera.
Star is 17 degrees from the moon. Moon is 97% illuminated.
TNO apparent brightness V=22.9

TNO is 40.3 AU from the Sun and 39.5 AU from the Earth.
The TNO is moving 19.7 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 408 seconds.
The 1-sigma cross-track error in the shadow position is 5006 km.

The TNO has an absolute magnitude Hv=6.8
Diameter=261.8 km assuming a 5% albedo -- 13.3 sec chord
Diameter=106.9 km assuming a 30% albedo -- 5.4 sec chord
Dynamical classification is CLASSICAL
 
 
 
 
 
 
 
 

Star training set for 07VJ302, (2022/12/06 11:01UT)
Object            RA         Dec     mag  sep  mel
Aldebaran      04:37:14.3 +16:33:13  0.8 31.47  16
Menkar         03:03:28.9 +04:10:42  2.5 11.21  17
24Xi Ari       02:26:03.0 +10:42:48  5.5  1.06  18
PPM 118269     02:30:11.7 +12:06:18  8.1  0.69  17
PPM 118252     02:29:27.3 +11:27:08 10.0  0.10  17
07VJ302        02:29:03.2 +11:28:09 13.1        17
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 07VJ302, (2022/12/06 11:01UT)
Object            RA         Dec     mag  sep  mel
Aldebaran      04:35:55.3 +16:30:29  0.8 31.47  16
Menkar         03:02:16.8 +04:05:21  2.5 11.21  17
24Xi Ari       02:24:49.1 +10:36:38  5.5  1.06  18
PPM 118269     02:28:57.2 +12:00:13  8.1  0.69  17
PPM 118252     02:28:13.0 +11:21:02 10.0  0.10  17
07VJ302        02:27:48.9 +11:22:02 13.1        17
Positions are for J2000

Event circumstances last updated at 2022/10/01 04:16:59 UT

Marc W. Buie, Southwest Research Institute

RECON