NTSB investigations: Rolladen-Schneider LS-4
9 cases on aircraft the registry lists as Rolladen-Schneider LS-4. 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.
Cases per year
| 1981 | 1 |
|---|---|
| 1983 | 2 |
| 1984 | 1 |
| 1985 | 1 |
| 1988 | 1 |
| 1993 | 1 |
| 1994 | 1 |
| 2010 | 1 |
Where
Open the mapLatest cases
Query with SQL
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 ('3801250'))
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 ('3801250'))
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 ERA10CA176Accident · No injuriesData collectionFinal reportRolladen-Schneider LS-4 · Jasper, TNThe inadequate in-flight planning by the glider pilot to intentionally cross a ridge at low altitude, resulting in the in-flight collision with trees.NTSB FTW94LA151Accident · No injuriesLimited investigationFinal reportRolladen-Schneider LS-4 · Elbert, COInadequate visual lookout on the part of both pilots. A factor was poor airport operations.NTSB SEA93LA095Accident · No injuriesLimited investigationFinal reportRolladen-Schneider LS4A · Wenatchee, WAMisjudged weather evaluation. Factors include high winds encountered on approach.NTSB ATL88LA149Accident · No injuriesLimited investigationFinal reportRolladen-Schneider LS-4 · Chester, SCWhile thermaling during the sailplane competition, N45BD was slightly higher and to the left of N295SZ. N45BD made a right turn and struck the right inboard wing section of N294SZ with the outboard wing tip of N45BD. The outboard wing tip of N45BD separated…NTSB DEN85FQG01Accident · Serious injuriesFinal reportRolladen-Schneider LS-4 · Tatum, NMThe plt stated that 7 miles sw of Tatum, NM, an area of 'sink' was encountered and insufficient alt remained to glide to the Tatum arpt. An apch was then made (into the sun) for a landing in a fld. During the landing flare, the plt noticed a row of fence…NTSB NYC84LA259Accident · No injuriesLimited investigationFinal reportRolladen-Schneider LS-4 · Sugarbush, VTThe acft lost lift & made an emergency landing in a field. During the landing the acfts wing struck a haystack which pitched the nose of the acft down. This resulted in a hard landing & ground loop.NTSB ATL83LA223Accident · No injuriesLimited investigationFinal reportRolladen-Schneider LS-4A · Ashburn, GAThe plt was participating in a soaring contest & was on a round robin course from cordele, GA to perry, dawson, sylvester & back to cordele. On the return leg, there was insufficient lift to complete the trip, so an alternate landing site (wheat field) was…NTSB LAX83LA190Accident · 1 fatalLimited investigationFinal reportRolladen-Schneider LS-4 · La Jolla, CAThe plt was qualified for solo winch launches in an SGS-1-26 glider. On his 1st winch launch using a c.g. hook in this glider, he allowed the acft to enter an abnormally high angle of attack, which was observed thru-out the takeoff process. The glide then…NTSB FTW81FQG42Accident · Serious injuriesClosedSchneider LS-4 · Hobbs, NM