NTSB investigations: Schweizer SGS 2-33A
238 cases on aircraft the registry lists as Schweizer SGS 2-33A. Aircraft are matched to the registry by N-number and event date, checked against the reported serial number, make and model, so older matches can be wrong.
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duckdb -csv -c "SELECT c.\"ntsbNumber\", c.\"eventDate\", c.\"eventType\", c.\"eventCity\", c.\"eventStateOrRegion\", a.n_number, a.\"aircraftMake\", a.\"aircraftModel\", c.\"highestInjuryLevel\", c.\"totalFatal\", c.\"completionStatus\", c.report_url
FROM 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c LEFT JOIN 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' a ON a.case_mkey = c.\"mKey\" AND a.position = 1
WHERE c.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('8051606'))
ORDER BY c.\"eventDate\" DESC, c.\"ntsbNumber\" DESC"Prints the whole list as CSV. It reads the release’s Parquet files over HTTPS, so there’s nothing to download first. Install DuckDB to run it.
SELECT c."ntsbNumber", c."eventDate", c."eventType", c."eventCity", c."eventStateOrRegion", a.n_number, a."aircraftMake", a."aircraftModel", c."highestInjuryLevel", c."totalFatal", c."completionStatus", c.report_url
FROM 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c LEFT JOIN 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' a ON a.case_mkey = c."mKey" AND a.position = 1
WHERE c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('8051606'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESCRun it at the DuckDB prompt, or in any tool that reads Parquet over HTTPS. More ways to query the release are on Use the data.
NTSB MIA00LA093Accident · No injuriesLimited investigationFinal reportSchweizer SGS2-33A · Miami, FLthe pilot planned the approach too low, which resulted in inadequate altitude to clear powerlines, and the subsequent in-flight collision with the ground.NTSB NYC00LA035Accident · No injuriesLimited investigationFinal reportSchweizer SGS-2-33A · Waynesville, OHThe flight instructor's delay in remedial action.NTSB LAX00LA009Accident · No injuriesLimited investigationFinal reportSchweizer SGS-2-33A · Waialua, HIThe pilot's delay in recognizing the onset of a wind direction change resulting in the downward flow of wind on the leeward side of the mountain (strong sink rate).NTSB LAX99LA232Accident · Minor injuriesLimited investigationFinal reportSchweizer SGS-2-33A · Wailua, HIThe failure of the pilot to adequately compensate for the existing gusty wind conditions and his improper recovery from a bounced landing.NTSB CHI98LA268Accident · No injuriesLimited investigationFinal reportSchweizer SGS 2-33A · Indianapolis, INthe delayed in-flight decision of the pilot in command to take control of the aircraft and the proper airspeed not obtained/maintained by the pilot in command which resulted in a stall. A factor to the accident was the runway light.NTSB SEA98LA094Accident · No injuriesLimited investigationFinal reportSchweizer SGS 2-33A · North Plains, ORThe pilot's failure to maintain directional control and his failure to maintain clearance from a pole. Contributing factors were rain and an overcast which resulted in less than optimal conditions to detect the pole.NTSB CHI98LA013Accident · Minor injuriesLimited investigationFinal reportSchweizer FGS-233 · Ionia, MIthe pilot misjudged the landing approach which resulted in his failure to attain a proper touchdown point. A factor was the trees.NTSB LAX97LA160Accident · No injuriesLimited investigationFinal reportSchweizer SGS 2-33A · Llano, CAthe student pilot's inadequate compensation for the crosswind condition, and his failure to maintain proper altitude and clearance from the boundry fence, during an approach to land on the runway. Factors relating to the accident were: the crosswind, and…NTSB IAD97LA062Accident · Minor injuriesLimited investigationFinal reportSchweizer SGS-233A · Woodbine, MDThe pilot misjudged his altitude during approach.NTSB MIA97LA074Accident · Minor injuriesLimited investigationFinal reportSchweizer SGS-2-33A · Clermont, FLthe pilot's improper planning/decision by electing to be towed aloft with a cold front nearby, which resulted in an in-flight encounter with wind gusts from the nearby cold front and subsequent in-flight collision with trees.NTSB LAX97LA024Accident · No injuriesLimited investigationFinal reportSchweizer 2-33-A · Los Alamitos, CAThe student pilot's failure to properly handle the glider, and the instructor pilot's inadequate supervision.NTSB ATL96LA089Accident · No injuriesLimited investigationFinal reportSchweizer SGS233A · Franklinton, NCthe failure of the instructor pilot to maintain control of the aircraft.NTSB NYC96LA111Accident · Serious injuriesLimited investigationFinal reportSchweizer SGS-2-33A · Bloomingburg, NYThe pilot's failure to maintain adequate airspeed, which resulted in an inadvertent stall spin and collision with trees.NTSB NYC96LA104Accident · Serious injuriesLimited investigationFinal reportSchweizer SGS-2-33A · Readington, NJthe pilot's inadequate evaluation of the weather, and his misjudgment of altitude and distance from the runway. Contributing factors were the pilot's lack of recent experience and the weather.NTSB FTW96LA201Accident · Serious injuriesLimited investigationFinal reportSchweizer SGS-233A · Odessa, TXthe pilot's failure to obtain the required airspeed resulting in a hard landing. A factor was the lack of thermal lift.NTSB NYC96LA016Accident · Minor injuriesLimited investigationFinal reportSchweizer SGS 2-33 · Barre, MAThe pilot's improper inflight planning/decision, which resulted in his failure to return to the airport after encountering an area of no thermal lift, and his failure to maintain adequate airspeed, while maneuvering to avoid an obstruction during an off…NTSB ATL95LA155Accident · No injuriesLimited investigationFinal reportSchweizer 233A · Louisburg, NCThe flight instructor's improper in-flight planning and decision, in that he failed to maintain sufficient altitude to clear the trees surrounding the airport, and failed to take into consideration the high density altitude at the time of the accident.NTSB NYC95LA156Accident · No injuriesLimited investigationFinal reportSchweizer S-2-33A · Elmira, NYThe pilot's delayed decision to return to the departure airport, which resulted in insufficient gliding altitude, and the subsequent off airport landing in the trees.NTSB LAX95LA184Accident · Minor injuriesLimited investigationFinal reportSchweizer SGS 2-33A · Honolulu, HIthe pilot's attempted flight in close proximity to terrain under gusty wind conditions at an inadequate terrain clearance altitude.NTSB LAX95LA164Accident · Serious injuriesLimited investigationFinal reportSchweizer SGS 2-33A · Peoria, AZthe pilot's misjudged evaluation of the weather, and his inadequate compensation for the gusting winds and downdrafts.NTSB BFO95LA015Accident · No injuriesLimited investigationFinal reportSchweizer SGS 2-33A · Hilltown, PAImproper in-flight planning decision by the pilot, which resulted in insufficient altitude to maintain clearance from trees.NTSB MIA94LA208Accident · No injuriesLimited investigationFinal reportSchweizer 2-33A · Deland, FLThe pilot in command's failure to maintain ground clearance while maneuvering over the runway threshold resulting in the left wing contacting the ground.NTSB BFO94LA123Accident · No injuriesLimited investigationFinal reportSchweizer 2-33 · Waynesville, OHThe instuctors inadequate supervision of the student who misjudged distance/altitude.NTSB SEA94LA078Accident · No injuriesLimited investigationFinal reportSchweizer 2-33A · Heber City, UTThe flight instructor's delayed/inadequate remedial action. Factors include the student pilot's failure to maintain directional control, and unfavorable/variable, gusty winds during the takeoff roll.NTSB LAX94LA124Accident · No injuriesLimited investigationFinal reportSchweizer 2-33-A · Dillingham, HIthe pilot's failure to maintain an adequate airspeed margin while maneuvering in the traffic pattern and his inadvertent entry into a stall/mush condition.NTSB LAX94LA027Accident · No injuriesLimited investigationFinal reportSchweizer SGS 2-33A · Mokuleia, HIthe student pilot's misjudgement of descent rate and terrain clearance while manuevering along a ridgeline. Factors in the accident were the downdrafts and the mountainous/hilly nature of the terrain.NTSB BFO93LA161Accident · No injuriesLimited investigationFinal reportSchweizer SGS2-33A · Eighty Four, PAThe pilot's utilization of improper procedures for setting the altimeter which led to his misjudging altitude.NTSB BFO93LA095Accident · Minor injuriesLimited investigationFinal reportSchweizer SGS-233A · Johnson City, NYImproper planning/decision by the flight crew. Factors related to the accident were: the downdraft on final approach, the terrain conditions (cliff & obstructions) near the approach end of the runway, and the lack of relative experience for each of the pilots.NTSB NYC93LA084Accident · Serious injuriesLimited investigationFinal reportSchweizer SGS 2-33A · Buchanan, VAThe pilot's improper planning/decision, inadequate crew coordination, and failure to maintain directional control. The unfavorable wind and proximity of obstructions were related factors.NTSB LAX93LA013Accident · Minor injuriesLimited investigationFinal reportSchweizer SGS 2-33A · Warner Springs, CAThe pilot's inadequate planned approach to the runway, and, his improper use of the flight controls which resulted in an inadvertent accelerated stall/spin.NTSB SEA93LA005Accident · No injuriesLimited investigationFinal reportSchweizer SSG 2-33A · Heber City, UTThe proper alignment was not maintained by the pilot. A factor relating to the accident was the sign located beside the runway.NTSB CHI92LA208Accident · No injuriesLimited investigationFinal reportSchweizer SGS2-33A · Kendallville, INImproper remedial action, the pilot's failure to maintain airspeed, and the failed tow rope.NTSB CHI92LA197Accident · No injuriesLimited investigationFinal reportSchweizer SGS 2-33A · Manchester, MIThe pilot's improper inflight planning/decisions, failure to make a precautionary landing when he realized he was too low to reach the airport, and attempting to stretch his glidepath to reach the runway.NTSB NYC92LA098Accident · No injuriesLimited investigationFinal reportSchweizer SGS 2-32 · New Milford, CTInadequate visual lookout by the pilot which resulted in the glider striking a vehicle parked next to the runway.NTSB MIA92LA028Accident · No injuriesLimited investigationFinal reportSchweizer SGS 2-33A · Groveland, FLPoor in-flight planning/decision by the pilot-in-command resulting in the off airport landing. Contributing to the accident was his lack of total experience.NTSB BFO92LA003Accident · Minor injuriesLimited investigationFinal reportSchweizer SGS 2-33A · Waynesboro, VAImproper in-flight planning/decision by the instructor (CFI). Contributing to the accident was the instructor's failure to properly monitor the student's performance.NTSB LAX92LA021Accident · Serious injuriesLimited investigationFinal reportSchweizer SGS-2-33A · Fremont, CAThe pilot's inadequate altitude on final approach.NTSB LAX91LA165Accident · No injuriesLimited investigationFinal reportSchweizer SGS 2-33A · Hemet, CAThe failure of the PIC to select a proper touch down point. Contributing to the accident was the lack of recent familiarity with the geographic layout of the landing area.NTSB NYC91LA066Accident · No injuriesLimited investigationFinal reportSchweizer SGS 2-33A · Williamstown, MAThe failure of the pilot to retract the speed brakes during the preflight, which resulted in the tow airplane being unable to attain sufficient altitude prior to releasing the glider, and the subsequent landing of the glider on unsuitable terrain.NTSB NYC90LA168Accident · Minor injuriesLimited investigationFinal reportSchweizer SGS-2-33A · Gt. Barrington, MAThe pilot's failure to maintain adequate clearance from tree during the precautionary landing. Factor was a loss of thermal lift.NTSB FTW90DPJ09Accident · No injuriesFinal reportSchweizer SGS 2-33A · Norman, OKThe pilot's misjudgement of proper glidepath.NTSB DEN90LA086Accident · No injuriesLimited investigationFinal reportSchweizer SGS 2-33A · Morgan, UTSeparation of the tow rope and the pilot's failure to establish an appropriate descent rate as he returned to land. Contributing to the accident were the tailwind and the unsuitable terrain for landing beyond the runway end.NTSB NYC90LA082Accident · Serious injuriesLimited investigationFinal reportSchweizer S2-33A · Brookhaven, NYCause of the accident was a hard landing after the pilot stalled the glider while turning onto final approach.NTSB NYC90LA046Accident · Minor injuriesLimited investigationFinal reportSchweizer SGS 2-33A · Kutztown, PAImproper decision of the glider pilot to exit the glider without positive assurance that the tow pilot had received his signal or that the glider was released from the tow plane. A related factor to the accident was: the lack of crew coordination between the…NTSB CHI90LA036Accident · No injuriesLimited investigationFinal reportSchweizer SGS-2-33A · Waynesville, OHThe dual student did not maintain proper glidepath and his misjudgment for compensation for wind conditions resulted in a collision with utility wires. The cfi's inadequate supervision during the duel flight operation contributed to the accident.NTSB LAX89LA291Accident · Minor injuriesLimited investigationFinal reportSchweizer SGS 2-33A · Hemet, CAInadequate crew coordination between the tow pilot and glider pilot, failure of the glider pilot to obtain proper assistance, and the tow pilot's misunderstanding of the glider pilot's intentions.NTSB LAX89LA188Accident · No injuriesLimited investigationFinal reportSchweizer SGS 2-33A · Haleiwa, Oahu, HIThe pilot's failure to adequately compensate for wind conditions and the failure to maintain sufficient altitude to clear obstacles. Contributing to the accident were the downdrafts along the ridge line.NTSB CHI88LA236Accident · Serious injuriesLimited investigationFinal reportSchweizer 2-33A · Hinckley, ILDuring the initial climbout on the dual instructional flight, as the glider was towed through approximately 50-100' AGL, the tow rope failed. The instructor pilot executed a hard forced landing at the edge of a cornfield located to the right side of the…NTSB MKC88LA117Accident · No injuriesLimited investigationFinal reportSchweizer 2-33 · Warrensburg, MODuring a student pilot's first solo in a glider, the plt said he misread the altimeter by 1000 feet. Attempting to land on the airport during the low approach, he struck trees, then a fence, before ground contact.NTSB NYC88LA159Accident · No injuriesLimited investigationFinal reportSchweizer SGS-2-33 · Erwinna, PAAccident was a loss of directional control during landing which followed a hard landing. Contributing was the improper use of spoiler control by the private pilot and the failure of the flight instructor to adequately supervise the actions of the private…