# NTSB NYC81FNA24: Grum Amer AA-1B, N9879L, Tewksbury, MA, June 8, 1981

- Type: NTSB accident investigation
- Classification: Accident · Minor injuries · Closed
- Date: June 8, 1981
- Place: Tewksbury, MA · TEWKSBURY, MA
- Location: 42.6106° N, 71.2342° W: Placed by OpenAirDocs: center of Tewksbury, MA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=42.6106&lon=-71.2342&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: Minor injuries
- Injuries: 1 minor
- Status: Completed, report September 2, 1981
- Report: Brief approved by the director
- NTSB case key (mKey): 125275
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=NYC81FNA24
- Page: https://openairdocs.org/ntsb/NYC81FNA24

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2866   81/6/8    TEWKSBURY,MA        GRUM AMER AA-1B     CR-  0  0  1  INSTRUCTIONAL             STUDENT, AGE 18, 31 TOTAL
        TIME - 1515                    N9879L              PX-  0  0  0  SOLO                      HOURS, 18 IN TYPE, NOT
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            INSTRUMENT RATED.
        NAME OF AIRPORT - TEW-MAC
        DEPARTURE POINT             INTENDED DESTINATION
          TEWKSBURY,MA                LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           HARD LANDING                                             LANDING: LEVEL OFF/TOUCHDOWN
           NOSE OVER/DOWN                                           LANDING: ROLL
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - IMPROPER LEVEL OFF
           PILOT IN COMMAND - IMPROPER RECOVERY FROM BOUNCED LANDING
        FACTOR(S)
           WEATHER - UNFAVORABLE WIND CONDITIONS
           MISCELLANEOUS ACTS,CONDITIONS - DOWNWIND
           MISCELLANEOUS ACTS,CONDITIONS - OVERLOAD FAILURE
        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                  TEMPERATURE-F
          NONE                                                      72
        WIND VELOCITY-KNOTS                                      TYPE OF WEATHER CONDITIONS
           5                                                       VFR
        TYPE OF FLIGHT PLAN
          NONE
```

## Aircraft

- Registration: N9879L (not matched to a registry record)
- Reported make and model: GRUM AMER AA-1B
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Tew-Mac

## 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 19810608030629A](https://openairdocs.org/incident/19810608030629A), Jun 8, 1981: Grumav AA1B, Tewksbury, MA, Substantial damage. Student landing downwind lost control of airplane and it flipped inverted.

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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