HB-1669 — ASK 21 of Alpine Segelflugschule Schänis AG
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Facts
- Type
- ASK 21
- Manufacturer
- Schleicher
- Operator
- Alpine Segelflugschule Schänis AG
- Country
- Switzerland
- Built
- 1982
- Serial (MSN)
- 21139
- ICAO hex
- 4B4B2C
Sightings
Over the last 7 days we recorded 4 flights on 3 days, most recently on July 11, 2026.
About the type: Schleicher ASK 21
The ASK 21 is a glass-reinforced plastic (GRP) two-seat glider aircraft with a T-tail. The ASK 21 is designed primarily for beginner instruction, but is also suitable for cross-country flying and aerobatic instruction.
More aircraft operated by Alpine Segelflugschule Schänis AG
Track it live on the map
See HB-1669 and the surrounding airspace in real time in the flight radar — get the Aero.Academy app now.