Accident Schleicher Ka 4 Rhönlerche II HB-699, Monday 20 April 1981

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Date:	Monday 20 April 1981
Time:	14:42 LT
Type:	Schleicher Ka 4 Rhönlerche II
Owner/operator:	Segelfluggruppe Skylark
Registration:	HB-699
MSN:	1047
Fatalities:	Fatalities: 1 / Occupants: 1
Other fatalities:	0
Aircraft damage:	Destroyed
Category:	Accident
Location:	Buttwil, AG - LSZU - Switzerland
Phase:	Landing
Nature:	Training
Departure airport:	Buttwil - LSZU
Destination airport:	Buttwil - LSZU
Investigating agency:	BFU Switz.
Confidence Rating:	Information verified through data from accident investigation authorities

Narrative:
The glider crashed with a flight student inside after stall speed during landing. The student died later in hospital and the glider was destroyed.

Accident investigation: