Event between (535993) 15BG519 and star GA0720:04686149 with event index number of 2138116
Geocentric closest approach at 2026/05/06 14:32:57 UTC
J2000 position of star is 11:27:00.9 -17:27:49
Equinox of date position of star is 11:28:14.3 -17:35:52
Stellar brightness G=15.1,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 98 degrees from the moon.
Moon is 80% illuminated.
Apparent brightness V=22.5
Object is 39.7 AU from the Sun
and 39.1 AU from the Earth.
Apparent velocity is 17.3
km/sec on the sky relative to the star, or,
2.2 arcsec/hr.
The 1-sigma error in the time of the event is 236 seconds.
The 1-sigma cross-track error in the shadow position is
4044 km.
The object has an absolute magnitude Hv=6.4
Diameter=313.3 km assuming a 5% albedo -- 18.1 sec chord
Diameter=127.9 km assuming a 30% albedo -- 7.4 sec chord
Dynamical classification is SCATEXTD
Star training set for 535993, (2026/05/06 14:28UT) Object RA Dec mag sep mel Spica 13:26:35.1 -11:17:53 1.0 29.28 76 4Gam Crv 12:17:09.9 -17:41:17 2.6 11.63 88 15Gam Crt 11:26:12.1 -17:49:44 4.1 0.55 98 PPM 224472 11:30:33.4 -17:29:48 8.3 0.54 98 PPM 224421 11:28:31.5 -17:38:05 9.8 0.05 98 535993 11:28:20.4 -17:36:32 15.1 98 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 535993, (2026/05/06 14:28UT) Object RA Dec mag sep mel Spica 13:25:11.5 -11:09:41 1.0 29.28 76 4Gam Crv 12:15:48.1 -17:32:30 2.6 11.63 88 15Gam Crt 11:24:52.8 -17:41:02 4.1 0.55 98 PPM 224472 11:29:13.9 -17:21:05 8.3 0.54 98 PPM 224421 11:27:12.0 -17:29:23 9.8 0.05 98 535993 11:27:00.9 -17:27:49 15.1 98 Positions are for J2000
Event circumstances last updated at 2024/05/05 03:34:51 UT
Marc W. Buie, Southwest Research Institute