Bing
Just shows how sometimes we in Oz are way ahead of the USA.
UAV are or have been flying in Vic, Qld, WA, without 'a special kind of airspace'.
Try 5.3,
http://www.casa.gov.au/oar/rapac/minutes/vic071004.pdf and note the Heidi Fourier comment in
Herti UAV air traffic integration test-flights to occur in Australia-16/03/2007-Melbourne-Flightglobal.com (mixing it with the heavies at 30,000)
It will be nice, though, when they have ADS-B onboard to enhance the separation
Tren
Question at your leisure - the radar surveillance data between the two recorded flights of TNP seemed to work lower on the earlier event when the wx was better.
Do you get much variation in the capability (due refraction, scatter, etc?) between a bright sunny day and a day of heavy cloud/rain?