As of today those 3 APRS balloons launched in the UK are still flying after more than 3 weeks!

Amazing.. One of them over alaska has gone round the world more than 1.5 times, the other two are over Japan and approaching 1.5 orbits.

http://aprs.fi/#!mt=roadmap&z=2&call=a%2FM0XER-3%2Ca%2FM0XER-4%2Ca%2...

Bob, WB4APR