# Accident 20190611006639A: Helio H-391B, Hope, AK, June 11, 2019

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: June 11, 2019, 22:30 local time
- Place: Hope, AK
- Damage: Substantial damage
- Phase of flight: Landing: Touchdown
- Operating rules: General operating rules (Part 91)
- Location: 60.8119° N, 150.0067° W: From the FAA
- Nearby events: https://openairdocs.org/map.md?lat=60.8119&lon=-150.0067&mi=10
- Aircraft: N10CJ, registered now (https://openairdocs.org/aircraft/N10CJ) (OpenAirDocs)
- Registry model: Helio H-391B (registry code 4300106, https://openairdocs.org/model/helio-h-391b) (OpenAirDocs)
- Registry engine: Lycoming GO-435 (registry code 41520, https://openairdocs.org/engine/lycoming-go-435) (OpenAirDocs)
- Reported make and model: HELIO H-391B
- Reported engine: LYCOMING GO-435
- People aboard: 2
- Fatal injuries: 0
- Other injuries: 0
- Pilot certificates: Private pilot
- Pilot flight hours: 1,629 total, 225 in this make and model, 23 in the last 90 days
- NTSB investigation: [NTSB ANC19LA027](https://openairdocs.org/ntsb/ANC19LA027) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/20190611006639A

## Narrative

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

ON JUNE 11, 2019, AT 2230 AKDT, N10CJ, A HELIO COURIER H391-B, WAS SUBSTANTIALLY DAMAGED WHEN THE PILOT ATTEMPTED A PRECAUTIONARY LANDING AT AN UNMAINTAINED AIRSTRIP AFTER EXPERIENCING INTERMITTENT ENGINE POWER SURGING AND/OR POWER LOSS DURING CRUISE FLIGHT.  THERE WERE TWO OCCUPANTS ON BOARD AT THE TIME OF THE ACCIDENT WITH NO INJURIES REPORTED TO EITHER.

## 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 ANC19LA027](https://openairdocs.org/ntsb/ANC19LA027), Jun 12, 2019: Helio H391 (N10CJ), Hope, AK, substantial damage. Probable cause: The pilot’s failure to maintain directional control during a precautionary landing, which resulted in a ground loop. Contributing to the accident was a partial loss of engine power for reasons that…

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.

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