Madison Airport
Aircraft Accident/Incident Report

Madison, Minnesota 56256
Tuesady, May 11, 1993 18:15 CST

NTSB Narrative Summary Released at Completion of Accident

WITNESSES REPORTED THE PILOT PERFORMED HIGH ALTITUDE AEROBATICS FOR ABOUT 20 TO 30 MINUTES. THEN HE ENTERED A SPIN AND DESCENDED INTO TERRAIN. WITNESSES STATED HE APPEARED TO HAVE CONTROL OF THE AIRPLANE DURING THE DESCENT, BUT PULLED OUT WHEN HE WAS TOO CLOSE TO THE GROUND.

NTSB Probable Cause Narrative

THE PILOT'S FAILURE TO MAINTAIN ADEQUATE TERRAIN CLEARANCE DURING AEROBATIC MANEUVERS.

Event Information

Type of Event Accident
Event Date 5/11/1993
Event Day of the Week Tuesday
Time of Event 1815
Event Time Zone Central Standard Time
Event City MADISON
Event State MINNESOTA
Event Country --
Zipcode of the event site 56256
Event Date Year 1993
Event Date Month 5
MidAir Collision Indicator No
On Ground Collision occurred ? No
Event Location Latitude
Event Location Longitude
Event Location Airport MADISON
Event Location Nearest Airport ID DXX
Indicates whether the acc/inc occurred off or on an airport On Airport
Distance from airport in statute miles --
Degrees magnetic from airport --
Airport Elevation 1082
Weather Briefing Completeness Unknown
Investigator's weather source Weather Observation Facility
Time of the weather observation 1745 Central Standard Time
Direction of event from weather observation facility (degrees) 90
Weather Observation Facility ID MVE
Elevation of weather observation facility 1035
Distance of event from weather observation facility (units?) 23
Time Zone of the weather observation CST
Lighting Conditions Day
Lowest Ceiling Height 0
Lowest Non-Ceiling Height 0
Sky/Lowest/Cloud Conditions Clear
Sky Condition for Lowest Ceiling None
Visibility Runway Visual Range (Feet) 0
Visibility Runway Visual Value (Statute Miles) 0
Visibility (Statute Miles) 10
Air Temperature at event time (in degrees celsius) 24
Dew Point at event time (in degress fahrenheit) 7
Wind Direction (degrees magnetic) 20
Variable Wind Indicator Unknown
Wind Speed (knots) 8
Wind Velocity Indicator Unknown
Wind Gust Indicator Unknown
Wind Gust (knots) 0
Altimeter Setting at event time (in. Hg) 30
Density Altitude (feet) --
Intensity of Precipitation Unknown
METAR weather report --
Event Highest Injury Fatal
On Ground, Fatal Injuries 0
On Ground, Minor Injuries 0
On Ground, Serious Injuries 0
Injury Total Fatal 1
Injury Total Minor --
Injury Total None --
Injury Total Serious --
Injury Total All 1
Investigating Agency FAA
NTSB Docket Number (internal use) 413
NTSB Notification Source --
NTSB Notification Date May 11 1993 12:00AM
NTSB Notification Time 2030
Fiche Number and/or location -used to find docket information 50377
Date of most recent change to record Dec 11 2000 1:18PM
User who most recently changed record dbo
Basic weather conditions Visual Meteorological Cond
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft Registration Number N17FS
NTSB Number CHI93DER01
Missing Aircraft Indicator N
Federal Aviation Reg. Part Part 91: General Aviation
Type of Flight Plan filed None
Flight plan Was Activated? --
Damage Destroyed
Aircraft Fire None
Aircraft Explosion None
Aircraft Manufacturer's Full Name PITTS
Aircraft Model S1
Aircraft Series Identifier S1
Aircraft Serial Number 467-H
Certified Max Gross Weight 900
Aircraft Category Airplane
Aircraft Registration Class U.S. Registered/U.S. Soil
Aircraft is a homebuilt? No
Flight Crew Seats --
Cabin Crew Seats --
Passenger Seats --
Total number of seats on the aircraft 1
Number of Engines 1
Fixed gear or retractable gear Fixed
Aircraft, Type of Last Inspection Annual
Date of Last Inspection May 5 1992 12:00AM
Airframe hours since last inspection --
Airframe Hours --
ELT Installed No
ELT Activated Unknown
ELT Aided Location of Event Site Unknown
ELT Type --
Aircraft Owner Name KELTGEN, JOHN J.
Aircraft Owner Street Address 84 JUDITH DRIVE
Aircraft Owner City CHASKA
Aircraft Owner State MN
Aircraft Owner Country
Aircraft Owner Zipcode 55318
Operator is an individual? --
Operator Name KELTGEN, JOHN J.
Operator Same as Owner? Yes
Operator Is Doing Business As --
Operator Address Same as Owner? Yes
Operator Street Address 84 JUDITH DRIVE
Operator City CHASKA
Operator State MN
Operator Country
Operator Zip code 55318
Operator Code
Owner has at least one certificate None
Other Operator of large aircraft? No
Certified for Part 133 or 137 Operation Unknown
Operator Certificate Number --
Indicates whether an air carrier operation was scheduled or not --
Indicates Domestic or International Flight --
Operator carrying Pax/Cargo/Mail --
Type of Flying (Per_Bus / Primary) Personal
Second Pilot on Board No
Departure Point Same as Event Yes
Departure Airport Code
Departure City
Departure State
Departure Country
Departure Time 1745
Departure Time Zone CST
Destination Same as Local Flt dest & departure same, accident can occur anywhere
Destination Airport Code
Destination City
Destination State
Destination Country
Specific Phase of Flight Maneuvering
Report sent to ICAO? --
Evacuation occurred --
Date of most recent change to record Jan 2 2001 10:34AM
User who most recently changed record dbo
Since inspection or accident --
Event Location Runway Number and Location 0
Runway Length --
Runway Width --
Sight Seeing flight No
Air Medical Flight No
Medical Flight --