RECON: TNO occultation with 07FO51

Event between 07FO51 and star GA1000:03659443 with event index number of 2019230

Geocentric closest approach at 2024/05/09 03:22:24 UTC

J2000 position of star is 13:03:56.3 +10:25:57
Equinox of date position of star is 13:05:06.5 +10:18:27
Stellar brightness G=16.6, use SENSEUP=128 with the MallinCam and and exposure time of 2 seconds with the QHY174 camera.
Star is 125 degrees from the moon. Moon is 1% illuminated.
Apparent brightness V=22.8

Object is 35.9 AU from the Sun and 35.2 AU from the Earth.
Apparent velocity is 19.6 km/sec on the sky relative to the star, or, 2.8 arcsec/hr.
The 1-sigma error in the time of the event is 176 seconds.
The 1-sigma cross-track error in the shadow position is 3617 km.

The object has an absolute magnitude Hv=7.2
Diameter=224.9 km assuming a 5% albedo -- 11.3 sec chord
Diameter=91.8 km assuming a 30% albedo -- 4.6 sec chord
Dynamical classification is SCATNEAR
 
 
 
 
 
 
 
 

Star training set for 07FO51, (2024/05/09 03:24UT)
Object            RA         Dec     mag  sep  mel
Arcturus       14:16:46.6 +19:03:29  0.0 19.39 130
Vindemiatrix   13:03:23.4 +10:49:43  2.8  0.68 124
PPM 129623     13:10:25.6 +09:53:35  6.5  1.36 126
PPM 129544     13:04:09.6 +10:18:25  9.4  0.25 125
07FO51         13:05:09.6 +10:18:08 16.6       125
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 07FO51, (2024/05/09 03:24UT)
Object            RA         Dec     mag  sep  mel
Arcturus       14:15:38.0 +19:10:14  0.0 19.39 130
Vindemiatrix   13:02:10.2 +10:57:33  2.8  0.68 124
PPM 129623     13:09:12.4 +10:01:20  6.5  1.36 126
PPM 129544     13:02:56.4 +10:26:14  9.4  0.25 125
07FO51         13:03:56.3 +10:25:57 16.6       125
Positions are for J2000

Event circumstances last updated at 2023/05/03 03:55:58 UT

Marc W. Buie, Southwest Research Institute

RECON