[amsat-bb] ARRISSat-1 (37772) decay date update for 2011 Dec 14
deyoung_james at yahoo.com
Wed Dec 14 13:04:14 PST 2011
It is time for another decay date prediction update.
As the satellite has gotten lower the atmospheric drag has
increased significantly. This prediction update uses solar data
through 2011 Dec. 14. The fit only includes orbital height
data between Dec. 9 and Dec. 14.
The decay date now indicated is 2011 Dec. 31 with
a rule-of-thumb error estimate of about +/- 3 days giving a decay
date ranging between 2011 Dec 28 to 2012 Jan 3.
More information about the AMSAT-BB