Event between (518151) 16FH13 and star GA1480:05145701 with event index number of 2426854
Geocentric closest approach at 2028/07/25 16:44:07 UTC
J2000 position of star is 13:46:47.9 +58:23:49
Equinox of date position of star is 13:47:38.9 +58:16:34
Stellar brightness G=10.7,
use SENSEUP=4 with the MallinCam and and exposure
time of 125 milli-seconds with the QHY174 camera.
Star is 66 degrees from the moon.
Moon is 18% illuminated.
Apparent brightness V=23.8
Object is 21.0 AU from the Sun
and 21.3 AU from the Earth.
Apparent velocity is 23.8
km/sec on the sky relative to the star, or,
5.6 arcsec/hr.
The 1-sigma error in the time of the event is 242 seconds.
The 1-sigma cross-track error in the shadow position is
4417 km.
The object has an absolute magnitude Hv=10.3
Diameter=53.5 km assuming a 5% albedo -- 2.2 sec chord
Diameter=21.8 km assuming a 30% albedo -- 0.9 sec chord
Dynamical classification is CENTAURR
Star training set for 518151, (2028/07/25 16:44UT) Object RA Dec mag sep mel Vega 18:37:54.3 +38:48:41 0.0 49.00 105 Mizar 13:25:04.2 +54:46:37 2.3 4.68 61 PPM 034221 13:51:26.5 +58:23:56 6.4 0.50 66 PPM 034191 13:46:37.4 +57:50:17 9.9 0.44 65 PPM 034190 13:46:20.7 +58:10:21 10.5 0.21 66 518151 13:47:47.8 +58:15:18 10.7 66 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 518151, (2028/07/25 16:44UT) Object RA Dec mag sep mel Vega 18:36:56.7 +38:47:08 0.0 49.00 105 Mizar 13:23:55.9 +54:55:31 2.3 4.68 61 PPM 034221 13:50:27.6 +58:32:23 6.4 0.50 66 PPM 034191 13:45:36.7 +57:58:49 9.9 0.44 65 PPM 034190 13:45:20.3 +58:18:53 10.5 0.21 66 518151 13:46:47.9 +58:23:49 10.7 66 Positions are for J2000
Event circumstances last updated at 2024/04/24 02:55:09 UT
Marc W. Buie, Southwest Research Institute