- 1200g latex balloon, filled with approximately 3.5m3 of Helium.
- Maximum altitude: approx. 30-31km.
- Flight time: approx. 2h.
- Payload included:
- Crossband repeater (Retevis RT23). Technical details here.
- Custom GPS tracker with APRS (VHF), including an onboard data logger.
- Reprogrammed RS41 radiosonde (UHF), sending APRS and RTTY messages.
- GPS receivers with data loggers.
- Photo camera (one photo every 2 seconds).
Predicted flight path: