# NTSB DCA18WA300: Boeing 737, N917XA, Diagoras, Hungary, September 28, 2018

- Type: NTSB incident investigation
- Classification: Incident · No injuries · Foreign investigation
- Date: September 28, 2018, 17:04 local (17:04 UTC)
- Place: Diagoras, Hungary
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Defining event: [Enroute: Near midair/TCAS alert/loss of separation](https://openairdocs.org/ntsb-events/260)
- Highest injury: No injuries
- Status: Led by another country's authority
- NTSB office: Major Investigations Division
- Lead agency: Other
- NTSB case key (mKey): 98437
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=DCA18WA300
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/98437/pdf
- Page: https://openairdocs.org/ntsb/DCA18WA300

## Sequence of events

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

- [Enroute: Near midair/TCAS alert/loss of separation](https://openairdocs.org/ntsb-events/260) (defining event); cases with it: [Boeing 737-86J, 1 case](https://openairdocs.org/ntsb-events/260/sequence.md?model=13844CT), [All aircraft, 96 cases](https://openairdocs.org/ntsb-events/260/sequence.md)

## Factual narrative

The government of Hungary has notified the NTSB of an incident involving a Boeing 737 airplane that occurred on September 28, 2018. The NTSB has appointed a U.S. Accredited Representative to assist the government of Hungary's investigation under the provisions of ICAO Annex 13.All investigative information will be released by the government of Hungary.

## Aircraft

- Registration: [N917XA](https://openairdocs.org/aircraft/N917XA), registered now, S/N 32917 (OpenAirDocs)
- Reported make and model: Boeing 737 (86J)
- Registry model: [Boeing 737-86J](https://openairdocs.org/model/boeing-737-86j) (registry code 13844CT) (OpenAirDocs)
- Category: Airplane
- Serial number: 32917
- Engines: ; 
- Damage: No damage
- Flight: Non-U.S., commercial
- Operator: Travel Services
- Registered owner: Aersale Usa 1 Llc
- Airworthiness certificate: Standard, Transport

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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