# NTSB NYC78DFJ01: Aeronca 7AC, N81857, Mayville, NY, October 21, 1977

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: October 21, 1977
- Place: Mayville, NY · MAYVILLE, NY
- Location: 42.2531° N, 79.5019° W: Placed by OpenAirDocs: center of Mayville, NY, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=42.2531&lon=-79.5019&mi=10
- Phase of flight: [Approach](https://openairdocs.org/ntsb-phases/500) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 2 uninjured
- Status: Completed, report November 21, 1977
- Report: Brief approved by the director
- NTSB case key (mKey): 145393
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=NYC78DFJ01
- Page: https://openairdocs.org/ntsb/NYC78DFJ01

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-3313  77/10/21   MAYVILLE,NY         AERONCA 7AC         CR-  0  0  1  NONCOMMERCIAL             PRIVATE, AGE 51, 239
        TIME - 1130                    N81857              PX-  0  0  1  PLEASURE/PERSONAL TRANSP  TOTAL HOURS, 55 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - DART FIELD
        DEPARTURE POINT             INTENDED DESTINATION
          MAYVILLE,NY                 LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           STALL                                                    LANDING: FINAL APPROACH
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - FAILED TO OBTAIN/MAINTAIN FLYING SPEED
        FACTOR(S)
           WEATHER - UNFAVORABLE WIND CONDITIONS
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          CLEAR                                                    UNLIMITED
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          5 OR OVER(UNLIMITED)                                     NONE
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  RELATIVE BEARING OF WIND
          NONE                                                     RIGHT CROSS WIND 068-112 DEGREES
        WIND DIRECTION-DEGREES                                   WIND VELOCITY-KNOTS
          225                                                       *ERROR-INVALID CODE*
        TYPE OF WEATHER CONDITIONS                               TYPE OF FLIGHT PLAN
          VFR                                                      NONE
        REMARKS- PLT RPTD XWIND GUSTS TO 20KNOTS.
```

## Aircraft

- Registration: N81857 (not matched to a registry record)
- Reported make and model: AERONCA 7AC
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Dart Field

## FAA reports on this event (1)

The FAA's own accident and incident reports, matched to the aircraft by N-number and date (OpenAirDocs).

- [Accident 19771021032139A](https://openairdocs.org/incident/19771021032139A), Oct 21, 1977: Blanca 7KCA/, Mayville, NY, Substantial damage. Plt rptd xwind gusts to 20KNOTS.

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.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.