[amsat-bb] International Designators

Graham Shirville g.shirville at btinternet.com
Wed Nov 13 02:44:14 PST 2013

Hi All,

At least one of the forthcoming launches is planning to having more than 26 
objects being deployed. I think this is the first time that this has 

Our TLEs include these references. I understand that after Z is used, the 
sequence will be AA, AB, AC, AD, etc.

Question - will this extra digit disrupt the existing systems we have for 
distribution of this data or when importing the files into the various 
prediction programmes that we all use?

I may be worrying unnecessarily but ..........just in case!



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