Amateur-built MK III accident near Seguin, Texas, November 17, 1990
On November 17, 1990 at about 9:24 pm local time, a amateur-built MK III, registered N14D, was destroyed in an accident near Seguin, Texas. It was a personal flight under general aviation rules (Part 91). 1 person was killed. The weather was visual conditions (good weather).
The NTSB's probable cause their words, unchanged
THE PILOT LOST CONTROL AT LOW LEVEL. FACTORS WERE THE PILOT ATTEMPTING AEROBATIC MANEUVERS WITH INSUFFIENT ALTITUDE FOR RECOVERY.
Source: NTSB aviation accident database, copy made October 5, 2026. Docket and reports at the NTSB.
What the record shows
- Date
- November 17, 1990 · about 9:24 pm local time
- Place
- Seguin, Texas · map
- Type
- Accident
- Injuries
- 1 person was killed.
- Weather
- visual conditions (good weather)
- Aircraft
- Amateur-built MK III
- Registration
- N14D · no longer on the register · serial 002
- Damage
- Destroyed
- Flight
- Personal flight · general aviation rules (Part 91)
The NTSB's narrative final · quoted from the NTSB record
THE PRIVATE PILOT WAS RETURNING TO THE AIRPARK IN HIS EXPERIMENTAL AIRPLANE AND WAS OBSERVED TO MAKE SEVERAL LOW LEVEL AEROBATIC MANEUVERS OVER THE AIRSTRIP. DURING THE SECOND TIGHT BANKING MANEUVER, CONTROL WAS LOST. THE AIRPLANE DESCENDED UNCONTROLLED AND IMPACTED THE TERRAIN. A SMALL POST-IMPACT FIRE RESULTED. THE EVENT WAS VIDEO TAPED AND INVESTIGATORS WERE GIVEN A COPY FOR ANALYSIS. NO MECHANICAL FAILURES WERE FOUND DURING THE INVESTIGATION.
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
- Flight time: 75 hours in all
- Medical certificate: Class 3 (valid medical--no waivers/lim.)
- Seat: unk
The aircraft
- Last inspection: inspection type not recorded; 0 hours since
- Maximum gross weight: 919 lb
- Seats: 1
- Landing gear: fixed
- Engine: Continental O-200 (piston); 0 hours total
- Fire on the ground
The flight
- Flight plan: none
- Runway 0
Weather at the time
- Light: daylight
- Wind: from 190° at 5 knots
- Visibility: 10 statute miles
- Sky: broken clouds at 4,500 ft; scat at 3,200 ft
- Temperature: 73°F (23°C), dew point 59°F (15°C)
- Altimeter: 30.00 inHg
- Observation at 2:50 pm from SAT, 25 miles away
Injuries
| Fatal | Serious | Minor | None | |
|---|---|---|---|---|
| Crew | 1 |
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.