[aprssig] Live Ship Tracking

[Chris Rose]

Hello,
How is this data collected?  Do ships emit position
data and identification similar to commercial and
military aircraft?

Chris 
KB8UIH

--- aa3jy at winlink.org wrote:

> 
> Some of you mariners may find this interesting..
> 
> http://www.sailwx.info/shiptrack/shiplocations.phtml
> 
> Clay AA3JY
> (via Winlink)
> 
> 
> 
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