# Accident 20120423007049A: League Harry LANCAIR PROPJET, Sisters, OR, April 23, 2012

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: April 23, 2012, 10:15 local time
- Place: Sisters, OR
- Damage: Destroyed
- Phase of flight: Climb
- Operating rules: General operating rules (Part 91)
- Location: 44.2178° N, 121.5053° W: From the FAA
- Nearby events: https://openairdocs.org/map.md?lat=44.2178&lon=-121.5053&mi=10
- Aircraft: N66HL, a cancelled registration (https://openairdocs.org/deregistered/N66HL-2017-10-06) (OpenAirDocs)
- Registry model: League Harry LANCAIR PROPJET (registry code 05619II, https://openairdocs.org/model/league-harry-lancair-propjet) (OpenAirDocs)
- Registry engine: Walter M601E-11A (registry code 64008, https://openairdocs.org/engine/walter-m601e-11a) (OpenAirDocs)
- Reported make and model: LEAGUE HARRY LANCAIR PROPJET
- Reported engine: WALTER M601E-11A
- People aboard: 2
- Fatal injuries: 2
- Other injuries: 0
- Pilot certificates: Airline transport, flight instructor
- Pilot flight hours: 11,000 total
- NTSB investigation: [NTSB WPR12FA180](https://openairdocs.org/ntsb/WPR12FA180) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/20120423007049A

## Narrative

As the FAA filed it, in capitals; the FAA replaces private details with ^PRIVACY DATA OMITTED^.

THE EVIDENCE TO DATE INDICATES THE FOLLOWING:  INSTRUCTIONAL FLIGHT, AIRCRAFT DID A CLIMBING TURN FROM 10500 TO 11700 WHILE SLOWING.  A STALL  OCCURRED AND DURING SUBSEQUENT RECOVERY THE AIRCRAFT WAS OVERLOADED AND A IN FLIGHT BREAKUP FOLLOWED.

## The NTSB's investigation of this event (1)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB WPR12FA180](https://openairdocs.org/ntsb/WPR12FA180), Apr 23, 2012: League Lancair IV-TP (N66HL), Sisters, OR, substantial damage, 2 fatal. Probable cause: The pilots’ inability to maintain control of the airplane and arrest a steep spiral dive while maneuvering for reasons that could not be determined because postaccident examination could not identify…

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model. For accidents, the NTSB's own investigation is the fuller record.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.