# NTSB GAA25WA251: Mooney M20J, Norrtälje, Sweden, September 5, 2025

- Type: NTSB accident investigation
- Classification: Accident · Fatal · Class 5 · Foreign
- Date: September 5, 2025, 16:00 local (16:00 UTC)
- Place: Norrtälje, Sweden · Lake Limmaren
- Coordinates: 59.736389, 18.710556
- Nearby events: https://openairdocs.org/map.md?lat=59.7364&lon=18.7106&mi=10
- Phase of flight: [Takeoff](https://openairdocs.org/ntsb-phases/300) (OpenAirDocs' grouping)
- Defining event: [Takeoff: Loss of control in flight](https://openairdocs.org/ntsb-events/240)
- Highest injury: Fatal
- Injuries: 2 fatal
- Status: Led by another country's authority
- Investigation class: Class 5 - No publish
- NTSB office: General Aviation Accidents
- Lead agency: Other
- Parties: Swedish Accident Investigation Authority
- NTSB case key (mKey): 200950
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=GAA25WA251
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/200950/pdf
- Page: https://openairdocs.org/ntsb/GAA25WA251

## Sequence of events

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

- [Takeoff: Loss of control in flight](https://openairdocs.org/ntsb-events/240) (defining event); cases with it: [All aircraft, 5,002 cases](https://openairdocs.org/ntsb-events/240/sequence.md)

## Aircraft

- Registration: SE-GXI (not matched to a registry record)
- Reported make and model: MOONEY M20J
- Category: Airplane
- Serial number: 24-0844
- Year built: 1979
- Damage: Substantial damage
- Flight: Public aircraft - federal, Non-U.S., non-commercial
- Operator: Frivilliga Flygkåren
- Airworthiness certificate: Standard, Normal
- Departed: ESSN, Norrtälje, OF
- Destination: ESSN, Norrtälje, OF
- Airport: ESSN, Norrtälje Airport, runway 7, unknown
- Equipment: ADS-B

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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