Event between (523711) 14JH80 and star GA0960:17005530 with event index number of 2619853
Geocentric closest approach at 2026/07/24 22:15:02 UTC
J2000 position of star is 21:27:07.2 +06:41:23
Equinox of date position of star is 21:28:15.3 +06:47:23
Stellar brightness G=9.9,
use SENSEUP=2 with the MallinCam and and exposure
time of 125 milli-seconds with the QHY174 camera.
Star is 79 degrees from the moon.
Moon is 81% illuminated.
TNO apparent brightness V=22.3
TNO is 33.9 AU from the Sun
and 33.1 AU from the Earth.
The TNO is moving 24.0
km/sec on the sky relative to the star, or,
3.6 arcsec/hr.
The 1-sigma error in the time of the event is 78 seconds.
The 1-sigma cross-track error in the shadow position is
2999 km.
The TNO has an absolute magnitude Hv=6.9
Diameter=244.4 km assuming a 5% albedo -- 10.4 sec chord
Diameter=99.8 km assuming a 30% albedo -- 4.2 sec chord
Dynamical classification is SCATEXTD
Star training set for 523711, (2026/07/24 22:17UT) Object RA Dec mag sep mel Vega 18:37:50.2 +38:48:34 0.0 49.96 72 Tarazed 19:47:31.3 +10:40:47 2.7 25.23 60 10Bet Equ 21:24:12.7 +06:55:33 5.3 1.06 78 PPM 171759 21:28:29.6 +07:01:40 8.5 0.22 79 PPM 171771 21:28:56.6 +06:58:21 10.5 0.21 79 523711 21:28:26.3 +06:48:22 9.9 79 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 523711, (2026/07/24 22:17UT) Object RA Dec mag sep mel Vega 18:36:56.7 +38:47:07 0.0 49.96 72 Tarazed 19:46:15.6 +10:36:48 2.7 25.23 60 10Bet Equ 21:22:53.7 +06:48:40 5.3 1.06 78 PPM 171759 21:27:10.6 +06:54:40 8.5 0.22 79 PPM 171771 21:27:37.5 +06:51:22 10.5 0.21 79 523711 21:27:07.2 +06:41:23 9.9 79 Positions are for J2000
Event circumstances last updated at 2022/11/04 04:12:54 UT
Marc W. Buie, Southwest Research Institute