# NTSB OAK73DVG18: Schweizer 2-33, N2473W, Vacaville, CA, September 10, 1972

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: September 10, 1972
- Place: Vacaville, CA · VACAVILLE, CA
- Location: 38.3586° N, 121.9686° W: Placed by OpenAirDocs: center of Vacaville, CA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=38.3586&lon=-121.9686&mi=10
- Phase of flight: [Approach](https://openairdocs.org/ntsb-phases/500) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report March 20, 1973
- Report: Brief approved by the director
- NTSB case key (mKey): 168314
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=OAK73DVG18
- Page: https://openairdocs.org/ntsb/OAK73DVG18

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-3500  72/9/10    VACAVILLE,CALIF     SCHWEIZER 2-33      CR-  0  0  1  NONCOMMERCIAL             STUDENT, AGE 23, 19 TOTAL
        TIME - 1700                    N2473W              PX-  0  0  0  PLEASURE/PERSONAL TRANSP  HOURS, 15 IN TYPE, NOT
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          VACAVILLE,CALIF             LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           UNDERSHOOT                                               LANDING: FINAL APPROACH
           COLLISION WITH GROUND/WATER: CONTROLLED                  LANDING: LEVEL OFF/TOUCHDOWN
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - LACK OF FAMILIARITY WITH AIRCRAFT
           PILOT IN COMMAND - MISJUDGED DISTANCE AND ALTITUDE
        FACTOR(S)
           WEATHER - DOWNDRAFT,UPDRAFTS
        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                  TYPE OF WEATHER CONDITIONS
          NONE                                                     VFR
        TYPE OF FLIGHT PLAN
          NONE
        REMARKS- LONGERON,FABRIC DMGD.
```

## Aircraft

- Registration: [N2473W](https://openairdocs.org/deregistered/N2473W-1974-05-21), registration cancelled 1974-05-21, S/N 29, built 1967 (OpenAirDocs)
- Reported make and model: SCHWEIZER 2-33
- Registry model: [Schweizer SGS 2-33](https://openairdocs.org/model/schweizer-sgs-2-33) (registry code 8051604) (OpenAirDocs)
- Category: Glider
- Engines: none
- Damage: Substantial damage

## Other investigations on N2473W (3)

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.

- [NTSB OAK74DVG36](https://openairdocs.org/ntsb/OAK74DVG36), Apr 6, 1974: Schweizer SGS233 (N2473W), Vacaville, CA, destroyed
- [NTSB OAK73DVG55](https://openairdocs.org/ntsb/OAK73DVG55), Mar 31, 1973: Schweizer SGS233 (N2473W), Vacaville, CA, substantial damage
- [NTSB OAK71DVD33](https://openairdocs.org/ntsb/OAK71DVD33), Mar 12, 1971: Schweizer 2-33 (N2473W), Livermore, CA, substantial damage

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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