Amateur-built STEEN SKYBOLT accident near Milan, New Hampshire, June 2, 1983
On June 2, 1983, a amateur-built STEEN SKYBOLT, registered N98JP, was substantially damaged in an accident near Milan, New Hampshire (Berlin airport). It was an instructional flight under general aviation rules (Part 91). 1 person was seriously injured. 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
- June 2, 1983
- Place
- Milan, New Hampshire · Berlin
- Type
- Accident
- Injuries
- 1 person was seriously injured.
- Weather
- visual conditions (good weather)
- Aircraft
- Amateur-built STEEN SKYBOLT STEEN SKYB
- Registration
- N98JP · registry record · serial MD01
- Damage
- Substantial damage
- Flight
- Instructional flight · general aviation rules (Part 91)
The NTSB's narrative final · quoted from the NTSB record
THE PURPOSE OF THE FLT WAS PREPARATION OF AN ACT FOR SOME PLANNED AIR SHOWS. THE PILOT MANEUVERED THE ACFT INTO AN INVERTED SPIN AT AN ALT OF 2000 AGL. AFTER 3 REVOLUTIONS OF THE SPIN HE WAS UNABLE TO RECOVER AND THE ACFT IMPACTED THE GROUND INVERTED.
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: commercial pilot
- Ratings: multi-engine land; single-engine land
- Flight time: 1,310 hours in all; 1,219 in this make and model; 10 in the last 90 days
- Medical certificate: Class 2 (valid medical--no waivers/lim.)
- Seat: rear
The aircraft
- Airframe total time: 1,283 hours
- Last inspection: annual inspection, April 15, 1983; 4 hours since
- Maximum gross weight: 2,000 lb
- Seats: 1
- Landing gear: fixed
- Engine: Lycoming IO-360-AD (piston); 0 hours total
The flight
- Flight plan: none
- Runway 0
- A second pilot was aboard
Weather at the time
- Light: daylight
- Visibility: 30 statute miles
- Sky: clear
- Temperature: 0°F (-18°C), dew point 0°F (-18°C)
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.