# NTSB NYC72AN147: Lowers R-1, N66AN, Sterling, VA, June 3, 1972

- Type: NTSB accident investigation
- Classification: Accident · Fatal · Closed
- Date: June 3, 1972
- Place: Sterling, VA · STERLING, VA
- Location: 39.0047° N, 77.4054° W: Placed by OpenAirDocs: center of Sterling, VA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=39.0047&lon=-77.4054&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: Fatal
- Injuries: 1 fatal, 1 minor
- Status: Completed, report August 10, 1972
- Report: Brief approved by the director
- NTSB case key (mKey): 166762
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=NYC72AN147
- Page: https://openairdocs.org/ntsb/NYC72AN147

## NTSB brief (aircraft 2)

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-0012   72/6/3    STERLING,VA         CASSUTT BARTH       CR-  1  0  0  MISCELLANEOUS             COMMERCIAL, AGE 29, 10200
        TIME - 1440                    N7017               PX-  0  0  0  AIR SHOW/RACING           TOTAL HOURS, UNK/NR IN
                                       DAMAGE-DESTROYED    OT-  0  0  1                            TYPE, NOT INSTRUMENT
                                                                                                   RATED.
        NAME OF AIRPORT - DULLES INTL
        DEPARTURE POINT             INTENDED DESTINATION
          DULLES INTL ARPT,VA         LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLISION WITH AIRCRAFT: BOTH IN FLIGHT                  IN FLIGHT: OTHER
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - FAILED TO SEE AND AVOID OTHER AIRCRAFT
           PERSONNEL - MISCELLANEOUS-PERSONNEL: PILOT OF OTHER AIRCRAFT
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - SEPARATION IN FLIGHT
         SPECIAL DATA
          SEGMENTS OF AVIATION INVOLVED - SMALL US GEN.AV.-SMALL US GEN.AV.
          CONTROLLING AGENCY - NO CONTROL                          CONTROLLED/UNCONTROLLED AIRPORT - CONTROLLED AIRPORT
          CONTROL ZONE/AREA - YES                                  EVASIVE ACTION TAKEN - NO
         FIRE AFTER IMPACT
        REMARKS- 2ND LAP NR 3 PYLON TURN,ACFT SKIDDED,R WING HIT L WING N66AN.R WING N7017 SEPARATED.
```

## NTSB brief (aircraft 1)

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-0012   72/6/3    STERLING,VA         LOWERS R-1          CR-  0  0  1  MISCELLANEOUS             COMMERCIAL, FL.INSTR.,
        TIME - 1440                    N66AN               PX-  0  0  0  AIR SHOW/RACING           AGE 35, 5800 TOTAL HOURS,
                                       DAMAGE-MINOR        OT-  1  0  0                            14 IN TYPE, INSTRUMENT
                                                                                                   RATED.
        NAME OF AIRPORT - DULLES INTL
        DEPARTURE POINT             INTENDED DESTINATION
          DULLES INTL ARPT,VA         LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLISION WITH AIRCRAFT: BOTH IN FLIGHT                  IN FLIGHT: OTHER
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - FAILED TO SEE AND AVOID OTHER AIRCRAFT
           PERSONNEL - MISCELLANEOUS-PERSONNEL: PILOT OF OTHER AIRCRAFT
         SPECIAL DATA
          SEGMENTS OF AVIATION INVOLVED - SMALL US GEN.AV.-SMALL US GEN.AV.
          CONTROLLING AGENCY - NO CONTROL                          CONTROLLED/UNCONTROLLED AIRPORT - CONTROLLED AIRPORT
          CONTROL ZONE/AREA - YES                                  EVASIVE ACTION TAKEN - NO
        REMARKS- 2ND LAP NR 3 PYLON TURN.LAST OBSVD OTR ACFT ABT 30-45 DEG TO REAR.R WING N7017 HIT L WING N66AN.
```

## Aircraft 1

- Registration: N66AN (not matched to a registry record)
- Reported make and model: LOWERS R-1
- Category: Airplane
- Engines: reciprocating
- Damage: Minor damage
- Airport: Dulles Intl

## Aircraft 2

- Registration: [N7017](https://openairdocs.org/deregistered/N7017-1972-08-11), registration cancelled 1972-08-11, S/N 1 (OpenAirDocs)
- Reported make and model: CASSUTT BARTH
- Registry model: [Barth-Cassutt J2](https://openairdocs.org/model/barth-cassutt-j2) (registry code 19704BH) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Destroyed
- Airport: Dulles Intl

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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