3 photos from Wikimedia Commons · credits & licences
- 1. ASK-23: N.B.· Public domain
- 2. Schleicher ASK 23 - PH-1558: RubenImhoff· CC BY-SA 4.0
- 3. Solist in ASK23: Merlijn blok at Dutch Wikipedia· CC BY-SA 3.0
what is it?
The Schleicher ASK 23 is a single-seat Club Class sailplane that was built by the German manufacturer Alexander Schleicher GmbH & Co.
base stats
Bars compare against all aircraft: 3,500 km/h, 20,000 km, 850 seats; size and number built on a log scale up to 640 t (An-225) and 45,000 built (Cessna 172).
fun facts
- First flew 43 years ago, in 1983.
- Wingspan of 15 m: about 3 cars parked nose to tail.
no engine: No engine: it glides on rising air.
spec sheet
- first flight
- 1983-10-20
- number built
- 153
- role
- club class sailplane
- origin
- 🇩🇪 Germany
- makers
- Alexander Schleicher GmbH & Co
- engines
- none (glider)
- crew
- 1
- length
- 7.1 m
- wingspan
- 15 m
- height
- 1.4 m
- max take-off weight
- 380 kg
- top speed
- —
- range
- —
Specs are for the version in the Wikipedia article's specification section. Blank means the sources don't say.
Sources: Wikidata Q1469380, Wikipedia: Schleicher ASK 23 (CC BY-SA 4.0).Updated 2026-10-24.