# NTSB MIA81DKT25: Knight Twstr, N88X, Miami, FL, February 7, 1981

- Type: NTSB accident investigation
- Classification: Accident · Minor injuries · Closed
- Date: February 7, 1981
- Place: Miami, FL · MIAMI, FL
- Location: 25.7743° N, 80.1937° W: Placed by OpenAirDocs: center of Miami, FL, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=25.7743&lon=-80.1937&mi=10
- Phase of flight: [Approach](https://openairdocs.org/ntsb-phases/500) (OpenAirDocs' grouping)
- Highest injury: Minor injuries
- Injuries: 1 minor
- Status: Completed, report April 24, 1981
- Report: Brief approved by the director
- NTSB case key (mKey): 126841
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=MIA81DKT25
- Page: https://openairdocs.org/ntsb/MIA81DKT25

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-0439   81/2/7    MIAMI,FL            KNIGHT TWSTR        CR-  0  0  1  MISCELLANEOUS             COMMERCIAL, AGE 35, 1815
        TIME - 1040                    N88X                PX-  0  0  0  FERRY                     TOTAL HOURS, 79 IN TYPE,
                                       DAMAGE-DESTROYED    OT-  0  0  0                            INSTRUMENT RATED.
        NAME OF AIRPORT - TAMIAMI
        DEPARTURE POINT             INTENDED DESTINATION
          HOMESTEAD,FL                MIAMI,FL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           TURBULENCE                                               LANDING: TRAFFIC PATTERN-CIRCLING
           STALL: SPIN                                              LANDING: TRAFFIC PATTERN-CIRCLING
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - FAILED TO OBTAIN/MAINTAIN FLYING SPEED
           MISCELLANEOUS - VORTEX TURBULENCE
        REMARKS- WHILE SLOWING & MAKING S-TURNS FOR SPACING BHND PIPER PA-32,ENCTRD WAKE TURBC,ENTERED SPIN.
```

## Aircraft

- Registration: [N88X](https://openairdocs.org/deregistered/N88X-1984-08-13), registration cancelled 1984-08-13, S/N A1 (OpenAirDocs)
- Reported make and model: KNIGHT TWSTR
- Registry model: [Knight Twister KNIGHT TWISTER](https://openairdocs.org/model/knight-twister-knight-twister) (registry code 4970121) (OpenAirDocs)
- Category: Airplane, amateur-built
- Engines: reciprocating
- Damage: Destroyed
- Airport: Tamiami

## 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 19810207002979A](https://openairdocs.org/incident/19810207002979A), Feb 7, 1981: Amtrso KNIGHTTWIST, Miami, FL, Substantial damage. Lost control in prop wash of another aircraft, entered spin. Struck ground during recovery to level attitude.

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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