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[aprssig] APRS Historical Data Analysis

Lynn W. Deffenbaugh (Mr) ldeffenb at homeside.to
Sat Feb 27 02:41:10 UTC 2010


Jeff,

I can supply North American packets for approximately one year back.  
Just since January 1, 2010, the zipped packets exceed 4GB.

In the meantime, check out:

http://ldeffenb.dnsalias.net.nyud.net/Tracking/Act24/*

and

http://ldeffenb.dnsalias.net.nyud.net/Tracking/Act00/*

Lynn (D) - KJ4ERJ - APRS Infrastructure Visualization

Jeffrey Johnson wrote:
> Hi all,
>
> I am considering doing some analysis of historical and current aprs
> data with Hadoop, Hbase and the MapReduce paradigm on AmazonWS EC2 as
> an academic project. I'm wondering if there is a way that I could
> somehow get access to the entire range of historical data from APRS-IS
> from the sysops of some of the servers. Any idea on how many packets
> that actually amounts to (order of magnitude?). By my back of the
> envelope calculations, it should be roughly 1.25B/year, but I have no
> idea of the length of the historical record.
>
> Thanks in advance ... 73,
>
> Jeff
> KJ6CKB
>
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