# NTSB ERA11WA439: Robinson R-44, Istok, Russia, July 9, 2011

- Type: NTSB accident investigation
- Classification: Accident · Fatal · Foreign investigation
- Date: July 9, 2011, 19:00 local (19:00 UTC)
- Place: Istok, Russia
- Coordinates: 56.608333, 93.752777
- Nearby events: https://openairdocs.org/map.md?lat=56.6083&lon=93.7528&mi=10
- Phase of flight: [Maneuvering](https://openairdocs.org/ntsb-phases/450) (OpenAirDocs' grouping)
- Defining event: [Maneuvering: VFR encounter with IMC](https://openairdocs.org/ntsb-events/401)
- Highest injury: Fatal
- Injuries: 1 fatal
- Status: Led by another country's authority
- NTSB office: Eastern Region Aviation
- Lead agency: Other
- NTSB case key (mKey): 81387
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=ERA11WA439
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/81387/pdf
- NTSB docket: https://data.ntsb.gov/Docket?ProjectID=81387
- Page: https://openairdocs.org/ntsb/ERA11WA439

## Sequence of events

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

- [Maneuvering: VFR encounter with IMC](https://openairdocs.org/ntsb-events/401) (defining event); cases with it: [All aircraft, 392 cases](https://openairdocs.org/ntsb-events/401/sequence.md)
- [Maneuvering: Controlled flight into terr/obj (CFIT)](https://openairdocs.org/ntsb-events/120); cases with it: [All aircraft, 1,074 cases](https://openairdocs.org/ntsb-events/120/sequence.md)

## Factual narrative

On July 9, 2011, at 1900 universal coordinated time, a Robinson R-44, Russian registration RA-04304, registered to and operated by a private owner, collided with the Yenisei River, near Istok, Krasnoyarsk Region, Russia, during a repositioning flight at night. Instrument meteorological conditions prevailed, and no flight plan was filed. The pilot is missing and presumed fatally injured. The helicopter sustained substantial damage. The flight originated from a landing strip near Severnaya, Krasnoyarsk Region, Russia, at an undetermined time. The accident is under the jurisdiction of the Government of Russia. This report is for informational purposes and contains only information released by the Government of Russia. Additional information may be obtained from: Interstate Aviation Committee (MAK) IIC - Mr. Alexander Paramonov 22/2/1 Bolshaya Ordynka Str. Moscow 119017, Russia Tel: +7 (495) 953-57-42 Fax: +7(495) 953-57-42 E-mail: paramonov@mail.ru

## Aircraft

- Registration: RA-04304 (not matched to a registry record)
- Reported make and model: ROBINSON R-44
- Category: Helicopter
- Serial number: 1658
- Damage: Substantial damage
- Flight: Positioning, Non-U.S., non-commercial
- Operator: Private
- Registered owner: Private
- Airworthiness certificate: Unknown
- Departed: Severnaya
- Destination: Krasnoyarsk Reg

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; injuries: fatal; foreign; medical: unknown

## Weather

- Conditions: Instrument (IMC)

## Docket (1 files)

The files NTSB released with the investigation on August 12, 2011, on NTSB's docket system: https://data.ntsb.gov/Docket?ProjectID=81387. 22 KB in all.

- Foreign Accident Statement (item 1, .PDF, 22 KB): https://data.ntsb.gov/Docket/Document/docBLOB?ID=40352318&FileExtension=.PDF&FileName=Foreign%20Accident%20Statement-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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