# NTSB CHI83FU001: Airmass Sunburst B, Norwalk, OH, April 27, 1983

- Type: NTSB accident investigation
- Classification: Accident · Fatal · Final report
- Date: April 27, 1983, 17:35 local (21:35 UTC)
- Place: Norwalk, OH
- Coordinates: 41.239852, -82.609901 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=41.2399&lon=-82.6099&mi=10
- Phase of flight: [Maneuvering](https://openairdocs.org/ntsb-phases/450) (OpenAirDocs' grouping)
- Highest injury: Fatal
- Injuries: 1 fatal
- Status: Completed
- Report: Approved by Office Director
- NTSB case key (mKey): 12035
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=CHI83FU001
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/12035/pdf
- Page: https://openairdocs.org/ntsb/CHI83FU001

## Sequence of events

In NTSB's coding before 2008 (https://www.ntsb.gov/GILS/Documents/codman.pdf).

- Loss of control - in flight, maneuvering
  - airspeed - not maintained, pilot in command (cause)
  - stall - inadvertent, pilot in command (cause)
- In flight collision with terrain/water, descent - uncontrolled

## Analysis

THE ULTRALIGHT MADE SEVERAL LOW ALTITUDE TURNS OVER THE AREA AND IN HEADING FOR AN OPEN FIELD SEVERAL 35 FT TREES HAD TOBE CLEARED. CLEARANCE OF THE TREES WAS ESTIMATED BY WITNESSES AS 5 FT OR LESS. THE ACFT WENT OUT OF CONTROL IN A LEFT TURN BEYOND THE TREES AND CRASHED IN A TRAPID NOSE DOWN DESCENT. NO MALFUNCTIONS WERE NOTED DURING THE EXAMINATION OF THE AIRFRAME AND ENGINE.

## Aircraft

- Registration: UNREG (not matched to a registry record)
- Reported make and model: AIRMASS SUNBURST B
- Category: Ultralight, amateur-built
- Serial number: NONE
- Airframe hours: 20
- Engines: CUYUNA TWIN CYLINDER 35 horsepower reciprocating
- Damage: Destroyed
- Flight: Personal, Part 103
- Registered owner: Personal Planes, Inc.

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 37; commercial; airplane ratings: multi-engine land, single-engine land; instrument ratings: airplane; medical: class 2, valid medical--no waivers/lim.; seat: center; toxicology performed; flight hours: 2,644 total, 500 in this make and model, 2,575 as pilot in command, 199 in the last 90 days

## Weather

- Conditions: Visual (VMC), Day
- Wind: 200° at 8 knots, gusting 10
- Visibility: 15 statute miles
- Lowest ceiling: 25,000 ft broken
- Temperature: 75 °F, dew point 50 °F

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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