HB-1708 — ASK 21 of Groupe vaudois de vol à voile de Montricher
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Live status
Last seen on radar: July 19, 2026.
Facts
- Type
- ASK 21
- Manufacturer
- Schleicher
- Country
- Switzerland
- Built
- 1983
- Serial (MSN)
- 21175
- ICAO hex
- 4B4B53
Rarity & spotters
★★☆☆☆HB-1708 is one of 815 ASK 21 in our database.
Activity
From our radar history of the last 7 days.
- Flights
- 1
- Airborne time
- 0.6 h
- Max altitude
- 5,165 ft
- Max speed
- 72 kt
- Typical cruise
- 4,029 ft · 57 kt
Airborne minutes per weekday (UTC)
Airborne minutes per hour of day (UTC)
Likely based at LSTR — judging by take-off and landing patterns over the last 30 days.
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 Groupe vaudois de vol à voile de Montricher
- HB-1966 · Discus b→
- HB-3089 · C101A Pegase→
- HB-3212 · C101A Pegase→
- HB-3319 · Ventus 2c→
- HB-3321 · Ventus 2c→
View the full Groupe vaudois de vol à voile de Montricher fleet →
More ASK 21
Track it live on the map
See HB-1708 and the surrounding airspace in real time in the spotter radar — get the Aero.Academy app now.