Banning Muni Airport
Aircraft Accident/Incident Report

Banning, California 92220
Saturday, May 3, 1986 14:20 PDT

NTSB Narrative Summary Released at Completion of Accident

THE GLIDER PLT LOST LIFT AS HE FLEW FARTHER INTO THE MOUNTAINS WITH LACK OF THERMAL AND RIDGE EFFECT. A LANDING WAS ATTEMPTED WHICH RESULTED IN AN OVERRUN INTO A RAVINE.

NTSB Probable Cause Narrative

Not Yet Reported

Event Information

Type of Event Accident
Event Date 5/3/1986
Event Day of the Week Saturday
Time of Event 1420
Event Time Zone Pacific Daylight Time
Event City BANNING
Event State CALIFORNIA
Event Country --
Zipcode of the event site 92220
Event Date Year 1986
Event Date Month 5
MidAir Collision Indicator No
On Ground Collision occurred ? No
Event Location Latitude
Event Location Longitude
Event Location Airport BANNING MUNI
Event Location Nearest Airport ID BNG
Indicates whether the acc/inc occurred off or on an airport Off Airport/Airstrip
Distance from airport in statute miles 6
Degrees magnetic from airport 170
Airport Elevation 0
Weather Briefing Completeness Unknown
Investigator's weather source Unknown
Time of the weather observation 1244 Pacific Daylight Time
Direction of event from weather observation facility (degrees) 311
Weather Observation Facility ID BUO
Elevation of weather observation facility 2200
Distance of event from weather observation facility (units?) 8
Time Zone of the weather observation PDT
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) 25
Air Temperature at event time (in degrees celsius) 23
Dew Point at event time (in degress fahrenheit) 7
Wind Direction (degrees magnetic) 260
Variable Wind Indicator Unknown
Wind Speed (knots) 10
Wind Velocity Indicator Unknown
Wind Gust Indicator Not Gusting
Wind Gust (knots) 0
Altimeter Setting at event time (in. Hg) --
Density Altitude (feet) 5900
Intensity of Precipitation Unknown
METAR weather report --
Event Highest Injury None
On Ground, Fatal Injuries 0
On Ground, Minor Injuries 0
On Ground, Serious Injuries 0
Injury Total Fatal --
Injury Total Minor --
Injury Total None 1
Injury Total Serious --
Injury Total All --
Investigating Agency NTSB
NTSB Docket Number (internal use) 2245
NTSB Notification Source --
NTSB Notification Date May 3 1986 12:00AM
NTSB Notification Time 1700
Fiche Number and/or location -used to find docket information 32863
Date of most recent change to record Jan 2 2001 9:14AM
User who most recently changed record dbo
Basic weather conditions Visual Meteorological Cond
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft Registration Number N777SK
NTSB Number LAX86LA208
Missing Aircraft Indicator N
Federal Aviation Reg. Part Part 91: General Aviation
Type of Flight Plan filed None
Flight plan Was Activated? --
Damage Substantial
Aircraft Fire None
Aircraft Explosion None
Aircraft Manufacturer's Full Name SCHWEIZER
Aircraft Model SGS 1-26E
Aircraft Series Identifier SGS 1-26E
Aircraft Serial Number 665
Certified Max Gross Weight 700
Aircraft Category Glider
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 --
Fixed gear or retractable gear Fixed
Aircraft, Type of Last Inspection Annual
Date of Last Inspection May 2 1986 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 JONATHAN B. TEMPLETON
Aircraft Owner Street Address 2314 B CLARK LANE
Aircraft Owner City REDONDO BEACH
Aircraft Owner State CA
Aircraft Owner Country
Aircraft Owner Zipcode 90278
Operator is an individual? --
Operator Name SAILPLANE ENTERPRISES
Operator Same as Owner? No
Operator Is Doing Business As --
Operator Address Same as Owner? No
Operator Street Address P. O. BOX 1650
Operator City HEMET
Operator State CA
Operator Country
Operator Zip code 92343
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 No
Departure Airport Code HMT
Departure City HEMET
Departure State CA
Departure Country
Departure Time 1300
Departure Time Zone PDT
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 Landing
Report sent to ICAO? --
Evacuation occurred --
Date of most recent change to record Jan 2 2001 10:36AM
User who most recently changed record dbo
Since inspection or accident --
Event Location Runway Number and Location 0
Runway Length 0
Runway Width 0
Sight Seeing flight No
Air Medical Flight No
Medical Flight --