Event between (536922) 15FP345 and star GA0820:04624052 with event index number of 2389535
Geocentric closest approach at 2027/05/18 19:45:16 UTC
J2000 position of star is 14:58:37.1 -06:13:38
Equinox of date position of star is 14:59:51.0 -06:19:08
Stellar brightness G=13.6,
use SENSEUP=64 with the MallinCam and and exposure
time of 1 seconds with the QHY174 camera.
Star is 16 degrees from the moon.
Moon is 97% illuminated.
Apparent brightness V=22.5
Object is 37.6 AU from the Sun
and 36.6 AU from the Earth.
Apparent velocity is 23.6
km/sec on the sky relative to the star, or,
3.2 arcsec/hr.
The 1-sigma error in the time of the event is 149 seconds.
The 1-sigma cross-track error in the shadow position is
2136 km.
The object has an absolute magnitude Hv=6.8
Diameter=257.0 km assuming a 5% albedo -- 10.9 sec chord
Diameter=104.9 km assuming a 30% albedo -- 4.5 sec chord
Dynamical classification is 7:4EEE+7:4EII
Star training set for 536922, (2027/05/18 19:45UT) Object RA Dec mag sep mel Spica 13:26:38.4 -11:18:12 1.0 23.60 15 27Bet Lib 15:18:29.1 -09:28:56 2.6 5.54 17 16 Lib 14:58:37.0 -04:27:22 4.4 1.91 18 PPM 198101 15:00:04.0 -06:32:09 8.1 0.20 16 PPM 198095 14:59:52.8 -06:21:56 9.2 0.06 16 536922 15:00:04.2 -06:20:07 13.6 16 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 536922, (2027/05/18 19:45UT) Object RA Dec mag sep mel Spica 13:25:11.5 -11:09:41 1.0 23.60 15 27Bet Lib 15:17:00.3 -09:22:59 2.6 5.54 17 16 Lib 14:57:10.8 -04:20:51 4.4 1.91 18 PPM 198101 14:58:36.9 -06:25:40 8.1 0.20 16 PPM 198095 14:58:25.7 -06:15:26 9.2 0.06 16 536922 14:58:37.1 -06:13:38 13.6 16 Positions are for J2000
Event circumstances last updated at 2023/03/27 03:53:05 UT
Marc W. Buie, Southwest Research Institute