Event between (131695) 01XS254 and star GA1040:03542639 with event index number of 2781592
Geocentric closest approach at 2029/06/09 19:11:04 UTC
J2000 position of star is 10:21:23.0 +14:08:05
Equinox of date position of star is 10:22:41.1 +14:00:42
Stellar brightness G=16.0,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 99 degrees from the moon.
Moon is 6% illuminated.
Apparent brightness V=23.4
Object is 36.0 AU from the Sun
and 36.3 AU from the Earth.
Apparent velocity is 13.4
km/sec on the sky relative to the star, or,
1.8 arcsec/hr.
The 1-sigma error in the time of the event is 350 seconds.
The 1-sigma cross-track error in the shadow position is
3985 km.
The object has an absolute magnitude Hv=7.7
Diameter=173.8 km assuming a 5% albedo -- 13.2 sec chord
Diameter=70.9 km assuming a 30% albedo -- 5.4 sec chord
Dynamical classification is CLASSICAL
Star training set for 131695, (2029/06/09 19:04UT) Object RA Dec mag sep mel Regulus 10:09:56.3 +11:49:20 1.3 3.84 97 42 Leo 10:23:25.1 +14:49:36 6.0 0.85 99 PPM 127317 10:21:27.2 +14:02:12 9.4 0.37 99 PPM 127352 10:24:17.7 +13:50:13 11.1 0.36 100 131695 10:22:57.6 +13:59:08 16.0 100 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 131695, (2029/06/09 19:04UT) Object RA Dec mag sep mel Regulus 10:08:21.9 +11:58:02 1.3 3.84 97 42 Leo 10:21:50.2 +14:58:33 6.0 0.85 99 PPM 127317 10:19:52.5 +14:11:07 9.4 0.37 99 PPM 127352 10:22:43.2 +13:59:12 11.1 0.36 100 131695 10:21:23.0 +14:08:05 16.0 99 Positions are for J2000
Event circumstances last updated at 2024/04/19 00:51:39 UT
Marc W. Buie, Southwest Research Institute