Event between (527604) 07VL305 and star GA0840:00531490 with event index number of 2593676
Geocentric closest approach at 2025/11/20 18:00:16 UTC
J2000 position of star is 05:09:53.9 -04:09:43
Equinox of date position of star is 05:11:05.3 -04:08:00
Stellar brightness G=16.7,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 146 degrees from the moon.
Moon is 0% illuminated.
Apparent brightness V=23.1
Object is 28.4 AU from the Sun
and 27.6 AU from the Earth.
Apparent velocity is 23.7
km/sec on the sky relative to the star, or,
4.3 arcsec/hr.
The 1-sigma error in the time of the event is 107 seconds.
The 1-sigma cross-track error in the shadow position is
1428 km.
The object has an absolute magnitude Hv=8.5
Diameter=119.7 km assuming a 5% albedo -- 5.0 sec chord
Diameter=48.9 km assuming a 30% albedo -- 2.1 sec chord
Dynamical classification is 1:1
Star training set for 527604, (2025/11/20 18:01UT) Object RA Dec mag sep mel Rigel 05:15:47.0 -08:10:25 0.1 4.20 142 67Bet Eri 05:09:07.4 -05:03:17 2.8 1.06 145 66 Eri 05:08:02.5 -04:37:21 5.0 0.92 146 PPM 187768 05:11:27.1 -03:49:18 8.2 0.32 146 PPM 187767 05:11:24.9 -04:08:05 9.5 0.06 146 527604 05:11:11.1 -04:07:52 16.7 146 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 527604, (2025/11/20 18:01UT) Object RA Dec mag sep mel Rigel 05:14:32.3 -08:12:06 0.1 4.20 142 67Bet Eri 05:07:50.8 -05:05:13 2.8 1.06 145 66 Eri 05:06:45.6 -04:39:19 5.0 0.92 146 PPM 187768 05:10:09.7 -03:51:09 8.2 0.32 146 PPM 187767 05:10:07.8 -04:09:56 9.5 0.06 146 527604 05:09:53.9 -04:09:43 16.7 146 Positions are for J2000
Event circumstances last updated at 2023/12/22 05:57:32 UT
Marc W. Buie, Southwest Research Institute