Balloon flight B-12, 2 September 2013

Hardware is identical to B-10.

Payload weight - 8.5 grams.
Free lift - 3.5 grams.
Ascent rate - 0.93 m/s
Frequency - 434.500MHz USB
Downlink mode - DominoEX 16
Launch time 2 September 2013 17:55 UTC
Last known position time 9 September 2013 14:14 UTC
Recorded flight time 164 hours.

Lost over Ukraine due to lack of receiving stations.

B-12 balloon has flown through the following countries:

United Kingdom
Netherlands
Belgium
Germany
Austria (projected)
Italy (projected)
France (projected)
Luxembourg (projected)
Denmark
Sweden
Lithuania (projected)
Belarus
Ukraine

Flight path.
Balloon does not transmit telemetry during the night time due to faulty battery.
Parts of the flightpath are missing and appear as straight lines joining last actual positions.

Altitude in metres. Spikes are caused by occasional GPS glitches on waking up from sleep mode.

Great circle distance between launch site and last known position:

Balloons flights home