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Accidents · NTSB DEN83LA173 · Preliminary: the investigation is not finished

Mooney M20J accident near Aurora, Colorado, July 23, 1983

On July 23, 1983 at about 2:15 pm local time, a Mooney M20J, registered N43CA, was substantially damaged in an accident near Aurora, Colorado (Columbine airport). It was a personal flight under general aviation rules (Part 91). No one was hurt; 1 person was on board or involved. The weather was visual conditions (good weather).

The NTSB's probable cause their words, unchanged

The NTSB has not yet published a probable cause for this accident. Investigations usually take one to two years; this page updates when the final report is released.

Source: NTSB aviation accident database, copy made October 5, 2026. Docket and reports at the NTSB.

What the record shows

Date
July 23, 1983 · about 2:15 pm local time
Place
Aurora, Colorado · Columbine · map
Type
Accident
Injuries
No one was hurt; 1 person was on board or involved.
Weather
visual conditions (good weather)
Aircraft
Mooney M20J · all M20Js on the register
Registration
N43CA · registry record · serial 24-0270
Damage
Substantial damage
Flight
Personal flight · general aviation rules (Part 91)

The NTSB's narrative final · quoted from the NTSB record

THE ARPT HAD ONE ASPHALT RWY THAT WAS CLOSED & ANOTHER DIRT RWY THAT WAS MUDDY. THEREFORE, THE PLT ELECTED TO TAKEOFF ON THE PARKING RAMP WHICH WAS ORIENTED IN A NORTH/SOUTH DIRECTION & WAS 1700 FT LONG. THE PLT DID NOT CONSULT THE TAKEOFF CHARTS IN HIS OPERATING HANDBOOK. HE CONCLUDED THAT THERE WAS SUFFICIENT ROOM TO TAKEOFF SINCE THE ACFT NORMALLY USED ONLY 1500 FT AT HIS HOME ARPT IN OBERLIN, KS. HOWEVER, FOR TAKEOFF AT AURORA, CO, THE DENSITY ALT WAS APRX 7300 FT. ALSO, THE PLT USED SOFT FIELD PROCEDURES FOR TAKEOFF. SPECIFICALLY, BACK PRESSURE WAS USEDON THE CONTROL WHEEL FOR ALL OF THE TAKEOFF ROLL, THE NOSEWHEEL WAS LIFTED OFF EARLY & THE PLT TOOK OFF AT 60 KTS, THEN LOWERED THE NOSE TO STAY IN GROUND EFFECT. BEYOND THE END OF THE RAMP, THE ACFT HIT UNEVEN, RISING TERRAIN IN A WHEAT FIELD. FOR A SHORT FIELD TAKEOFF ON HARD SURFACE, NOSE-UP ELEVATOR INPUT IN NOT NORMALLY USED UNTIL ROTATION SPEED.

The complete narrative as the NTSB published it. The NTSB's docket holds the report as a PDF and any photographs, statements and other documents from the investigation.

The factual record from the NTSB's investigation tables, in plain English

Pilot

  • Certificate: private
  • Ratings: single-engine land; instrument: airplane
  • Flight time: 2,020 hours in all; 1,800 in this make and model; 46 in the last 90 days; 1,920 as pilot in command
  • Medical certificate: Class 3 (valid medical--no waivers/lim.)
  • Seat: left

The aircraft

  • Airframe total time: 1,579 hours
  • Last inspection: annual inspection, August 14, 1981; 199 hours since
  • Maximum gross weight: 2,740 lb
  • Seats: 4
  • Landing gear: retractable
  • Engine: Lycoming IO-360 (piston); 0 hours total

The flight

  • Destination: K80 Oberlin KS
  • Flight plan: none
  • Runway 0

Weather at the time

  • Light: daylight
  • Wind: from 140° at 4 knots
  • Visibility: 15 statute miles
  • Sky: broken clouds at 12,000 ft; scat at 1,800 ft
  • Temperature: 68°F (20°C), dew point 61°F (16°C)
  • Altimeter: 30.00 inHg
  • Observation at 3:00 pm from DEN, 10 miles away

Injuries

FatalSeriousMinorNone
Crew1

Documents from the investigation the NTSB's docket: the evidence folder behind the report

The docket, the folder of records gathered during an investigation (maintenance records, photographs, witness statements, examinations), has not been read from the NTSB for this case yet; the list appears here once it has. Open the docket at the NTSB.

Everything on this page comes from the NTSB's public records. The narrative, probable cause and findings are the NTSB's own words; the coded tables behind the report are written out in plain English, with pilots' ages, home towns and medical details left out. The documents and photographs are the NTSB's docket, shown as the NTSB released them. This site's own text never names anyone involved. A preliminary report can change; the final report usually follows one to two years later, and the page is refreshed when it does.