# NTSB IAD70AI047: Nihon YS-11A, N273P, Warrenton, VA, February 23, 1970

- Type: NTSB accident investigation
- Classification: Accident · Serious injuries · Closed
- Date: February 23, 1970
- Place: Warrenton, VA · WARRENTON, VA
- Location: 38.7154° N, 77.7976° W: Placed by OpenAirDocs: center of Warrenton, VA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=38.7154&lon=-77.7976&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: Serious injuries
- Injuries: 1 serious, 19 uninjured
- Status: Completed, report June 19, 1970
- Report: Brief approved by the director
- NTSB case key (mKey): 138488
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=IAD70AI047
- Page: https://openairdocs.org/ntsb/IAD70AI047

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
1-0005  70/2/23  NR.WARRENTON,VA       NIHON YS-11A        CR-  0  1  3  SCHED DOM PASSG SRV       AIRLINE TRANSPORT, AGE
        TIME - 1310                    N273P               PX-  0  0 16                            39, 10471 TOTAL HOURS,
                                       DAMAGE-NONE         OT-  0  0  0                            103 IN TYPE, INSTRUMENT
                                                                                                   RATED.
        OPERATOR - PIEDMONT AVIATION,INC.
        DEPARTURE POINT             INTENDED DESTINATION         LAST ENROUTE STOP
          WASHINGTON,DC               CINCINNATI,OHIO             UNKNOWN/NOT REPORTED
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           EVASIVE MANEUVER                                         IN FLIGHT: NORMAL CRUISE
        PROBABLE CAUSE(S)
           MISCELLANEOUS - EVASIVE MANEUVER TO AVOID COLLISION
        FACTOR(S)
           PERSONNEL - MISCELLANEOUS-PERSONNEL: PILOT OF OTHER AIRCRAFT
        REMARKS- ABRUPT PULL UP TO AVOID UNIDENTIFIED CESSNA 150.
```

## Aircraft

- Registration: [N273P](https://openairdocs.org/deregistered/N273P-2012-09-21), registration cancelled 2012-09-21, S/N 2122, built 1969 (OpenAirDocs)
- Reported make and model: NIHON YS-11A
- Registry model: [Nihon YS-11A-500](https://openairdocs.org/model/nihon-ys-11a-500) (registry code 6310416) (OpenAirDocs)
- Registry engine: [Rolls-Royce DART-542 series](https://openairdocs.org/engine/rolls-royce-dart-542-series) (registry code 54522, turbo-prop) (OpenAirDocs)
- Category: Airplane
- Engines: turbo prop
- Damage: No damage

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

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