# NTSB ERA10WA171: Robinson R44, Karelia, Russia, March 10, 2010

- Type: NTSB accident investigation
- Classification: Accident · Fatal · Foreign investigation
- Date: March 10, 2010, 09:00 local (09:00 UTC)
- Place: Karelia, Russia
- Phase of flight: [Unknown](https://openairdocs.org/ntsb-phases/990) (OpenAirDocs' grouping)
- Defining event: [Unknown: Unknown or undetermined](https://openairdocs.org/ntsb-events/000)
- Highest injury: Fatal
- Injuries: 2 fatal
- Status: Led by another country's authority
- NTSB office: Eastern Region Aviation
- Lead agency: Other
- NTSB case key (mKey): 75472
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=ERA10WA171
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/75472/pdf
- NTSB docket: https://data.ntsb.gov/Docket?ProjectID=75472
- Page: https://openairdocs.org/ntsb/ERA10WA171

## Sequence of events

The events NTSB coded, in order, by phase of flight. The defining event best describes what happened.

- [Unknown: Unknown or undetermined](https://openairdocs.org/ntsb-events/000) (defining event); cases with it: [All aircraft, 1,703 cases](https://openairdocs.org/ntsb-events/000/sequence.md)

## Factual narrative

On March 10, 2010, about 0900 Universal Coordinated Time (UTC), a Robinson R-44 helicopter, Russian registration RA-04163, operated by a private individual, was involved in an accident under unknown circumstances near Karelia, Russia. The helicopter departed from Arkhangelsk, with an intended point of landing in Petrozavodsk. The pilot and the sole passenger, both of whom were Russian citizens, were fatally injured. The accident terrain was described as a "rolling plain." This investigation is under jurisdiction of the Government of Russia. For further information contact: Interstate Aviation Committee (MAK) IIC – Mr. Viktor Khramtsov 22/2/1 Bolshaya Ordynka Str. Moscow 119017, Russia Tel: (095) 953-12-22 Fax: (095) 953-35-08, 953-16-00 E-mail: mak@mak.ru This report is for informational purposes only and contains information released by, or obtained for release from, the Government of Russia.

## Aircraft

- Registration: RA-04163 (not matched to a registry record)
- Reported make and model: ROBINSON R44 (UNDESIGNAT)
- Category: Helicopter
- Damage: Substantial damage
- Flight: Personal, Non-U.S., non-commercial
- Operator: Dmitry Martynov
- Registered owner: Dmitry Martynov
- Departed: Arkhangelsk
- Destination: Petrozavodsk
- Flight plan: Unknown

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot

## Docket (1 files)

The files NTSB released with the investigation on March 22, 2010, on NTSB's docket system: https://data.ntsb.gov/Docket?ProjectID=75472. 8 KB in all.

- Investigation Contact Information (item 1, .PDF, 8 KB): https://data.ntsb.gov/Docket/Document/docBLOB?ID=40327228&FileExtension=.PDF&FileName=Investigation%20Contact%20Information-Master.PDF

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.

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