# NTSB DEN76DTE16: Champion 7ECA, N9506S, Calhan, CO, August 16, 1975

- Type: NTSB accident investigation
- Classification: Accident · Minor injuries · Closed
- Date: August 16, 1975
- Place: Calhan, CO · CALHAN, CO
- Location: 39.0340° N, 104.3002° W: Placed by OpenAirDocs: center of Calhan, CO, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=39.0340&lon=-104.3002&mi=10
- Phase of flight: [Initial climb](https://openairdocs.org/ntsb-phases/350) (OpenAirDocs' grouping)
- Highest injury: Minor injuries
- Injuries: 2 minor
- Status: Completed, report September 12, 1975
- Report: Brief approved by the director
- NTSB case key (mKey): 149685
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=DEN76DTE16
- Page: https://openairdocs.org/ntsb/DEN76DTE16

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2148  75/8/16    CALHAN,CO           CHAMPION 7ECA       CR-  0  0  1  NONCOMMERCIAL             COMMERCIAL, AGE 28, 1717
        TIME - 1530                    N9506S              PX-  0  0  1  PLEASURE/PERSONAL TRANSP  TOTAL HOURS, 55 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            INSTRUMENT RATED.
        NAME OF AIRPORT - CALHAN
        DEPARTURE POINT             INTENDED DESTINATION
          CALHAN,CO                   FALCON,CO
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           STALL: MUSH                                              TAKEOFF: INITIAL CLIMB
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - FAILED TO OBTAIN/MAINTAIN FLYING SPEED
           PILOT IN COMMAND - PREMATURE LIFT-OFF
        FACTOR(S)
           PILOT IN COMMAND - INADEQUATE PREFLIGHT PREPARATION AND/OR PLANNING
           WEATHER - DOWNDRAFT,UPDRAFTS
           WEATHER - HIGH DENSITY ALTITUDE
        WEATHER BRIEFING - NO RECORD OF BRIEFING RECEIVED
        WEATHER FORECAST - FORECAST SUBSTANTIALLY CORRECT
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          SCATTERED                                                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                                                     LEFT QUARTERING HEAD WIND 293-337 DEGREES
        TEMPERATURE-F                                            WIND DIRECTION-DEGREES
           70                                                      110
        WIND VELOCITY-KNOTS                                      TYPE OF WEATHER CONDITIONS
           10                                                      VFR
        TYPE OF FLIGHT PLAN
          NONE
        REMARKS- GUSTS TO 15K,DOWNDRAFTS. DENSITY ALT ABT 8000FT.
```

## Aircraft

- Registration: [N9506S](https://openairdocs.org/deregistered/N9506S-2018-05-21), registration cancelled 2018-05-21, S/N 176, built 1965 (OpenAirDocs)
- Reported make and model: CHAMPION 7ECA
- Registry model: [Champion 7ECA](https://openairdocs.org/model/champion-7eca) (registry code 21101NN) (OpenAirDocs)
- Registry engine: [Continental 0-200 series](https://openairdocs.org/engine/continental-0-200-series) (registry code 17020, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Calhan

## 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 19750816024919A](https://openairdocs.org/incident/19750816024919A), Aug 16, 1975: Blanca 7ECA, Calhan, CO, Substantial damage. Gusts to 15K,downdrafts. Density alt abt 8000FT.

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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