# NTSB investigations: Rolladen-Schneider LS-4

NTSB aviation accident and incident investigations since 1962: the probable cause, findings, aircraft, crew, weather and docket of each, linked to the FAA registry and the FAA’s own reports.

## Latest cases

- [NTSB ERA10CA176](https://openairdocs.org/ntsb/ERA10CA176.md): Rolladen-Schneider LS-4 · Jasper, TN · Accident · No injuries · Data collection · Final report · Mar 15, 2010 · N465CB · Substantial damage
  > The 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 FTW94LA151](https://openairdocs.org/ntsb/FTW94LA151.md): Rolladen-Schneider LS-4 · Elbert, CO · Accident · No injuries · Limited investigation · Final report · May 8, 1994 · N4MN · Substantial damage
  > Inadequate visual lookout on the part of both pilots. A factor was poor airport operations.
- [NTSB SEA93LA095](https://openairdocs.org/ntsb/SEA93LA095.md): Rolladen-Schneider LS4A · Wenatchee, WA · Accident · No injuries · Limited investigation · Final report · Apr 10, 1993 · N7DZ · Substantial damage
  > Misjudged weather evaluation. Factors include high winds encountered on approach.
- [NTSB ATL88LA149](https://openairdocs.org/ntsb/ATL88LA149.md): Rolladen-Schneider LS-4 · Chester, SC · Accident · No injuries · Limited investigation · Final report · Apr 22, 1988 · N45BD · 2 aircraft · Destroyed
  > While 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 DEN85FQG01](https://openairdocs.org/ntsb/DEN85FQG01.md): Rolladen-Schneider LS-4 · Tatum, NM · Accident · Serious injuries · Final report · Jul 7, 1985 · N4203Y · Substantial damage
  > The 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 NYC84LA259](https://openairdocs.org/ntsb/NYC84LA259.md): Rolladen-Schneider LS-4 · Sugarbush, VT · Accident · No injuries · Limited investigation · Final report · Jun 20, 1984 · N13HH · Substantial damage
  > The 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 ATL83LA223](https://openairdocs.org/ntsb/ATL83LA223.md): Rolladen-Schneider LS-4A · Ashburn, GA · Accident · No injuries · Limited investigation · Final report · Jun 8, 1983 · N60LS · Substantial damage
  > The 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 LAX83LA190](https://openairdocs.org/ntsb/LAX83LA190.md): Rolladen-Schneider LS-4 · La Jolla, CA · Accident · 1 fatal · Limited investigation · Final report · Apr 10, 1983 · N3025R · Destroyed
  > The 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 FTW81FQG42](https://openairdocs.org/ntsb/FTW81FQG42.md): Schneider LS-4 · Hobbs, NM · Accident · Serious injuries · Closed · Jul 13, 1981 · N52AB · Substantial damage

## The whole list in SQL

Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS:

```sql
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
```

This list as a web page: https://openairdocs.org/ntsb?model=3801250

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