# NTSB investigations: Landing

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.

Page 207 of 1,075 · 53,703 cases

## Cases, newest first

- [NTSB CHI05LA128](https://openairdocs.org/ntsb/CHI05LA128.md): Cessna T210N · Smith Center, KS · Accident · No injuries · Limited investigation · Final report · May 28, 2005 · N6366Y · 2 aircraft · Substantial damage
  > Failure of the Piper airplane pilot to obtain visual separation from the Cessna airplane rolling out after landing on the intersecting runway resulting in a collision between the two aircraft. A contributing factor was the evasive maneuver attempted be the…
- [NTSB ANC05CA078](https://openairdocs.org/ntsb/ANC05CA078.md): Piper PA-31-310 · Manokotak, AK · Accident · No injuries · Data collection · Final report · May 26, 2005 · N65MR · Substantial damage
  > The pilot's failure to extend the landing gear. A contributing factor was the pilot's failure to use the checklist.
- [NTSB LAX05CA188](https://openairdocs.org/ntsb/LAX05CA188.md): Robinson R-22 Beta II · Jean, NV · Accident · No injuries · Data collection · Final report · May 25, 2005 · N192SH · Substantial damage
  > the student's failure to maintain adequate main rotor rpm when performing a180-degree autorotation, and the instructor's inadequate supervision and delayed remedial action. A factor in the accident was the high density altitude.
- [NTSB CHI05CA127](https://openairdocs.org/ntsb/CHI05CA127.md): Cessna 150F · Neodesha, KS · Accident · No injuries · Data collection · Final report · May 25, 2005 · N8337G · Substantial damage
  > The student pilot's misjudgment of the landing flare resulting in a hard landing, his inadequate recovery from the bounced landing and his subsequent failure to maintain directional control of the airplane. The pilot's attempt to abort the landing, and the…
- [NTSB MIA05LA108](https://openairdocs.org/ntsb/MIA05LA108.md): Beech 58 · Gulfport, MS · Accident · No injuries · Limited investigation · Final report · May 24, 2005 · N6654Y · Substantial damage
  > The inadequate maintenance inspection by maintenance personnel which resulted in damaged landing gear pulleys, resulting in the failure of the landing gear downlock to engage, and collapse of the main landing gear during landing.
- [NTSB ANC05CA080](https://openairdocs.org/ntsb/ANC05CA080.md): Piper PA-18 · Delta Junction, AK · Accident · No injuries · Data collection · Final report · May 23, 2005 · N1087A · Substantial damage
  > The pilot's selection of unsuitable terrain for landing, which resulted in an overrun. A factor contributing to the accident was rough and uneven terrain.
- [NTSB CHI05CA126](https://openairdocs.org/ntsb/CHI05CA126.md): Young Zodiac 601XL · Mattoon, IL · Accident · No injuries · Data collection · Final report · May 22, 2005 · N601AY · Substantial damage
  > The pilot's failure to maintain control of the airplane during the landing flare resulting in an in-flight collision with the runway pavement.
- [NTSB CHI05CA123](https://openairdocs.org/ntsb/CHI05CA123.md): Cessna C-172M · Madison, WI · Accident · No injuries · Data collection · Final report · May 22, 2005 · N13558 · Substantial damage
  > The pilot's inadequate compensation for the wind conditions and his failure to maintain directional control. Factors were the gusty winds and the soft ground.
- [NTSB SEA05LA101](https://openairdocs.org/ntsb/SEA05LA101.md): Maule M-4-220C · Driggs, ID · Accident · No injuries · Limited investigation · Final report · May 21, 2005 · N40318 · Substantial damage
  > The pilot's failure to compensate for wind conditions, which resulted in a ground loop/swerve during the landing roll. A crosswind was a factor.
- [NTSB CHI05LA121](https://openairdocs.org/ntsb/CHI05LA121.md): Cessna 150M · Mt. Pleasant, MI · Accident · Serious injuries · Limited investigation · Final report · May 21, 2005 · N66427 · Substantial damage
  > The pilot's misjudged distance/speed which led to an overrun and collision with a vehicle. Contributing to the accident was the flight instructor's delayed remedial action in executing a go-around.
- [NTSB CHI05CA124](https://openairdocs.org/ntsb/CHI05CA124.md): Cessna 172S · Port Huron, MI · Accident · No injuries · Data collection · Final report · May 21, 2005 · N860SA · Substantial damage
  > The pilot not performing a go-around and misjudging the flare leading to a hard landing.
- [NTSB MIA05CA109](https://openairdocs.org/ntsb/MIA05CA109.md): Cessna 172R · Daytona Beach, FL · Accident · No injuries · Data collection · Final report · May 20, 2005 · N864CP · Substantial damage
  > The student pilot's improper landing flare and the CFI's inadequate supervision resulting in a hard landing and damage to the airplane.
- [NTSB CHI05CA118](https://openairdocs.org/ntsb/CHI05CA118.md): Piper PA-32-260 · Ypsilanti, MI · Accident · No injuries · Data collection · Final report · May 19, 2005 · N3936W · Substantial damage
  > The pilot's inability to maintain directional control of the airplane due to undetermined reasons. Factors associated with the accident were the crosswind condition and the taxiway sign which was contacted. This case was modified October 12, 2006!!
- [NTSB LAX05LA180](https://openairdocs.org/ntsb/LAX05LA180.md): Cessna 172M · Tucson, AZ · Accident · No injuries · Limited investigation · Final report · May 18, 2005 · N9017H · Substantial damage
  > The student pilot's improper flare that induced a porpoise, which resulted in the overload failure of the nose wheel assembly.
- [NTSB DFW05CA122](https://openairdocs.org/ntsb/DFW05CA122.md): Beech BE-55 · Midland, TX · Accident · No injuries · Data collection · Final report · May 17, 2005 · N6037W · Substantial damage
  > The pilot's failure to extend the landing gear which resulted in a gear-up landing. A contributing factor was the pilot's failure to follow the checklist.
- [NTSB NYC05LA085](https://openairdocs.org/ntsb/NYC05LA085.md): Cessna 525A · Atlantic City, NJ · Accident · Minor injuries · Limited investigation · Final report · May 15, 2005 · OY-JET · Substantial damage
  > The pilot's improper decision to plan a flight to a runway of insufficient length, his improper in-flight decision to land on that inadequate runway with a tailwind, and his failure to obtain the proper touchdown point. A factor in the accident was the…
- [NTSB LAX05CA181](https://openairdocs.org/ntsb/LAX05CA181.md): Piper PA-28R-200 · Tucson, AZ · Accident · No injuries · Data collection · Final report · May 15, 2005 · N55069 · Substantial damage
  > the improper flare by an undetermined crewmember, which resulted in a hard landing.
- [NTSB DFW05CA124](https://openairdocs.org/ntsb/DFW05CA124.md): Cessna 210L · Houston, TX · Accident · No injuries · Data collection · Final report · May 15, 2005 · N1766X · Substantial damage
  > The pilot's failure to maintain directional control during landing roll. A contributing factor was reported partial loss of brake control.
- [NTSB ANC05CA077](https://openairdocs.org/ntsb/ANC05CA077.md): Piper PA-18 · Dillingham, AK · Accident · No injuries · Data collection · Final report · May 15, 2005 · N8275U · Substantial damage
  > The instructor pilot's inadequate supervision, and the dual student's failure to maintain directional control. Factors associated with the accident were a crosswind, and an inadvertent ground loop.
- [NTSB SEA05LA106](https://openairdocs.org/ntsb/SEA05LA106.md): Piper PA-28-140 · Puyallup, WA · Accident · No injuries · Limited investigation · Final report · May 14, 2005 · N7263J · Substantial damage
  > The fatigue cracking of the upper torque link attach lugs on the right main landing gear strut, which resulted in separation of the right main landing gear.
- [NTSB LAX05LA170](https://openairdocs.org/ntsb/LAX05LA170.md): Diamond Aircraft Industries DA 20-C1 · Glendale, AZ · Accident · No injuries · Limited investigation · Final report · May 14, 2005 · N791MA · Substantial damage
  > the pilot's misjudged landing flare that resulted in a stall and hard landing.
- [NTSB LAX05CA169](https://openairdocs.org/ntsb/LAX05CA169.md): Beech C23 Sundowner · San Martin, CA · Accident · No injuries · Data collection · Final report · May 14, 2005 · N1982L · Substantial damage
  > the pilot's improper landing flare that resulted in a porpoise and a hard landing.
- [NTSB ATL05LA091](https://openairdocs.org/ntsb/ATL05LA091.md): Piper PA-23-150 · Newnan, GA · Accident · No injuries · Limited investigation · Final report · May 14, 2005 · N2113P · Substantial damage
  > The improper repair to the main landing gear assembly resulted in the actuator bracket failure and the right main gear collapse. A factor was the inadequate inspection of the right main landing gear.
- [NTSB ANC05LA076](https://openairdocs.org/ntsb/ANC05LA076.md): Cessna 170B · Dillingham, AK · Accident · No injuries · Limited investigation · Final report · May 14, 2005 · N4606C · Substantial damage
  > The pilot's inadequate compensation for wind conditions, which resulted in a loss of control during the landing roll. Factors associated with the accident are a crosswind, and an inadvertent ground loop/swerve.
- [NTSB SEA05LA100](https://openairdocs.org/ntsb/SEA05LA100.md): Cessna 152TW · Missoula, MT · Accident · No injuries · Limited investigation · Final report · May 12, 2005 · N7866Z · Substantial damage
  > The pilot's failure to maintain clearance from a taxiway identification sign as he attempted to turn off the runway onto the taxiway during the last part of the landing roll. Factors include a taxiway identification sign in the vicinity of the intersection of…
- [NTSB SEA05CA096](https://openairdocs.org/ntsb/SEA05CA096.md): Piper PA-12 · Snohomish, WA · Accident · No injuries · Data collection · Final report · May 11, 2005 · N7755H · Substantial damage
  > The pilot's failure to maintain aircraft control during the landing roll on a sandbar which resulted in the aircraft nosing over.
- [NTSB NYC05CA082](https://openairdocs.org/ntsb/NYC05CA082.md): Cessna 172P · Caldwell, NJ · Accident · No injuries · Data collection · Final report · May 11, 2005 · N64815 · Substantial damage
  > The student pilot's improper flare and recovery from a bounced landing.
- [NTSB CHI05CA115](https://openairdocs.org/ntsb/CHI05CA115.md): Cessna 172H · Plattsmouth, NE · Accident · No injuries · Data collection · Final report · May 10, 2005 · N4987R · Substantial damage
  > The student pilot's inadequate compensation for the wind conditions which resulted in a loss of aircraft control. A factor associated with the accident was the gusting crosswind.
- [NTSB ANC05LA074](https://openairdocs.org/ntsb/ANC05LA074.md): Cessna 170B · Homer, AK · Accident · No injuries · Limited investigation · Final report · May 10, 2005 · N8305A · Substantial damage
  > The flight instructor's inadequate supervision of the flight during the landing roll, which resulted in a loss of control, and collision with a ditch. A factor associated with the accident was the student pilot's failure to maintain directional control.
- [NTSB LAX05LA162](https://openairdocs.org/ntsb/LAX05LA162.md): Ultramagic N-250 · Del Mar, CA · Accident · Serious injuries · Limited investigation · Final report · May 9, 2005 · N3002J · No damage
  > The pilot's failure to arrest the high rate of descent and an inadequate bounced landing recovery technique. a factor in the accident was the rough, uneven terrain.
- [NTSB ANC05LA073](https://openairdocs.org/ntsb/ANC05LA073.md): Interstate S-1A · Palmer, AK · Accident · No injuries · Limited investigation · Final report · May 7, 2005 · N37209 · Substantial damage
  > The pilot's misjudged distance and speed, which resulted in an overrun during the landing roll, and subsequent nose over. Factors contributing to the accident were a tailwind and a short landing area.
- [NTSB ANC05LA072](https://openairdocs.org/ntsb/ANC05LA072.md): Piper PA-18 · Cordova, AK · Accident · No injuries · Limited investigation · Final report · May 7, 2005 · N9206Y · Substantial damage
  > The pilot's selection of unsuitable terrain for landing, and his failure to maintain control of the airplane, which resulted in a nose over during the landing roll. A factor contributing to the accident was uneven terrain.
- [NTSB SEA05LA094](https://openairdocs.org/ntsb/SEA05LA094.md): Cessna 120 · Elk River, ID · Accident · No injuries · Limited investigation · Final report · May 5, 2005 · N77377 · Substantial damage
  > The pilot's failure to maintain directional control during the landing roll. An inadvertent ground loop was a factor.
- [NTSB MIA05CA121](https://openairdocs.org/ntsb/MIA05CA121.md): Cessna 172SP · Clearwater, FL · Accident · No injuries · Data collection · Final report · May 2, 2005 · N66113 · Substantial damage
  > The pilot's improper flare and recovery from a bounced landing.
- [NTSB NYC05CA079](https://openairdocs.org/ntsb/NYC05CA079.md): Boeing B75N1 · Culpeper, VA · Accident · No injuries · Data collection · Final report · May 1, 2005 · N1066M · Substantial damage
  > The pilot's inadequate recovery from a bounced landing. A factor was the crosswind.
- [NTSB LAX05LA154](https://openairdocs.org/ntsb/LAX05LA154.md): Kittleson Quickie Q-200 · Santa Barbara, CA · Accident · No injuries · Limited investigation · Final report · May 1, 2005 · N200AL · Substantial damage
  > the pilot's inadequate compensation for the crosswind condition and failure to maintain directional control.
- [NTSB LAX05CA153](https://openairdocs.org/ntsb/LAX05CA153.md): Aerotek Pitts S-2A · Tracy, CA · Accident · Minor injuries · Data collection · Final report · May 1, 2005 · N5300V · Substantial damage
  > the pilot's inadequate compensation for the crosswind conditions and failure to maintain directional control, which resulted in a ground loop and nose over.
- [NTSB ANC05CA067](https://openairdocs.org/ntsb/ANC05CA067.md): Bellanca 7GCBC · Palmer, AK · Accident · No injuries · Data collection · Final report · Apr 30, 2005 · N5061G · Substantial damage
  > The pilot's selection of unsuitable terrain for landing, which resulted in a loss of control during the landing roll, and a collision with willows and a creek bank. A factor associated with the accident was the soft landing area.
- [NTSB ATL05LA076](https://openairdocs.org/ntsb/ATL05LA076.md): Piper PA-20 · Thomaston, GA · Accident · No injuries · Limited investigation · Final report · Apr 28, 2005 · N7053K · Substantial damage
  > The unapproved repair of the tailwheel rudder arm assembly, which resulted in an overload failure during touchdown and subsequent loss of control of the airplane and on-ground collision with an object.
- [NTSB ANC05LA065](https://openairdocs.org/ntsb/ANC05LA065.md): Piper PA-18-160 · Wasilla, AK · Accident · No injuries · Limited investigation · Final report · Apr 28, 2005 · N624MW · Substantial damage
  > The pilot's selection of an unsuitable landing area, which resulted in a loss of control during the landing roll, and a collision with a ditch. A factor associated with the airplane was a leaking brake assembly and diminished braking efficiency.
- [NTSB SEA05CA088](https://openairdocs.org/ntsb/SEA05CA088.md): Cessna 150L · Eureka, MT · Accident · No injuries · Data collection · Final report · Apr 27, 2005 · N1387Q · Substantial damage
  > The pilot's failure to adequately compensate for the wind conditions during the landing roll. Factors include a 10 knot crosswind, with gusts up to 15 knots, and a taxiway sign near the point where the aircraft exited the runway.
- [NTSB CHI05CA107](https://openairdocs.org/ntsb/CHI05CA107.md): Whittman Tailwind · Lyndon, KS · Accident · No injuries · Data collection · Final report · Apr 27, 2005 · N74849 · Substantial damage
  > The pilot improper recovery from a bounced landing, and his inadequate compensation for a tailwind, which resulted in a loss of control and subsequent collision with the ground. Contributing to the accident was the pilot's selection of a wrong runway, the…
- [NTSB ANC05CA066](https://openairdocs.org/ntsb/ANC05CA066.md): Cessna 180 · Anchorage, AK · Accident · No injuries · Data collection · Final report · Apr 27, 2005 · N4685A · Substantial damage
  > The pilot's selection of an unsuitable landing area, which resulted in an on ground encounter with terrain during the landing roll, and subsequent nose down of the airplane. A factor associated with the accident was soft terrain.
- [NTSB ATL05LA075](https://openairdocs.org/ntsb/ATL05LA075.md): Swearingen SA-26AT · Lawrenceville, GA · Accident · Minor injuries · Limited investigation · Final report · Apr 26, 2005 · N50KV · Substantial damage
  > The pilot's improper landing flare that resulted in a hard landing.
- [NTSB MIA05CA097](https://openairdocs.org/ntsb/MIA05CA097.md): Bellanca 8GCBC · Pensacola, FL · Accident · No injuries · Data collection · Final report · Apr 25, 2005 · N53954 · Substantial damage
  > The pilot misjudged his altitude and distance resulting in an overrun. Also causal was the pilot's failure to execute a go-around.
- [NTSB DFW05CA108](https://openairdocs.org/ntsb/DFW05CA108.md): Aircraft Mfg & Dev. CH-2000 · Panhandle, TX · Accident · No injuries · Data collection · Final report · Apr 25, 2005 · N215LF · Substantial damage
  > The student pilot's improper compensation for existing wind conditions. Contributing factors were the crosswind and inadequate supervision by the flight instructor.
- [NTSB ANC05CA062](https://openairdocs.org/ntsb/ANC05CA062.md): Cessna 180 · Anchorage, AK · Accident · No injuries · Data collection · Final report · Apr 25, 2005 · N4563B · Substantial damage
  > The pilot's failure to compensate for a crosswind during the landing roll, which resulted in a loss of control and the airplane nosing over. A factor associated with the accident was a crosswind, and an inadvertent ground loop.
- [NTSB LAX05CA145](https://openairdocs.org/ntsb/LAX05CA145.md): Cessna 180 · Corona, CA · Accident · No injuries · Data collection · Final report · Apr 23, 2005 · N270KC · Substantial damage
  > the pilot's inadequate compensation for a crosswind/wind gust condition and his failure to maintain directional control during landing rollout.
- [NTSB LAX05CA142](https://openairdocs.org/ntsb/LAX05CA142.md): Rankin Quickie Q2 · Chino, CA · Accident · No injuries · Data collection · Final report · Apr 21, 2005 · N8337F · Substantial damage
  > the pilot's inadequate compensation for a crosswind and his failure to maintain directional control during landing rollout.
- [NTSB CHI05FA103](https://openairdocs.org/ntsb/CHI05FA103.md): Cessna 150M · Festus, MO · Accident · 1 fatal · Field investigation · Final report · Apr 20, 2005 · N45522 · Substantial damage
  > The pilot's inadequate preflight weather evaluation and his failure to maintain aircraft control during the landing approach. A contributing factor to the accident was the pilot's inadvertent flight in close proximity to a severe thunderstorm associated with…

Next page: https://openairdocs.org/ntsb-phases/550/cases.md?page=208

## The whole list in SQL

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

```sql
WITH phase_names(main, name) AS (VALUES (100, 'Prior to flight'), (150, 'Standing'), (200, 'Pushback/towing'), (250, 'Taxi'), (300, 'Takeoff'), (350, 'Initial climb'), (400, 'Enroute'), (450, 'Maneuvering'), (500, 'Approach'), (550, 'Landing'), (600, 'Emergency descent'), (650, 'Uncontrolled descent'), (700, 'Post-impact'), (750, 'After landing'), (800, 'Other'), (990, 'Unknown')),
  crosswalk(code, main, name) AS (VALUES (500, 150, 'Standing'), (501, 150, 'Standing - pre-flight'), (502, 150, 'Standing - starting engine(s)'), (503, 150, 'Standing - engine(s) operating'), (504, 150, 'Standing - engine(s) not operating'), (505, 150, 'Standing - idling rotors'), (510, 250, 'Taxi'), (511, 200, 'Taxi - pushback/tow'), (512, 250, 'Taxi - to takeoff'), (513, 250, 'Taxi - from landing'), (514, 250, 'Taxi - aerial'), (520, 300, 'Takeoff'), (521, 300, 'Takeoff - roll/run'), (522, 350, 'Takeoff - initial climb'), (523, 300, 'Takeoff - aborted'), (530, 400, 'Climb'), (531, 400, 'Climb - to cruise'), (540, 400, 'Cruise'), (541, 400, 'Cruise - normal'), (542, 400, 'Maneuvering - holding (IFR)'), (550, 400, 'Descent'), (551, 400, 'Descent - normal'), (552, 600, 'Descent - emergency'), (553, 650, 'Descent - uncontrolled'), (560, 500, 'Approach'), (561, 500, 'Approach - VFR pattern - downwind'), (562, 500, 'Approach - VFR pattern - base turn'), (563, 500, 'Approach - VFR pattern - base leg/base to final'), (564, 500, 'Approach - VFR pattern - final approach'), (565, 500, 'Go-around (VFR)'), (566, 500, 'Approach - IAF to FAF/outer marker (IFR)'), (567, 500, 'Approach - FAF/outer marker to threshold (IFR)'), (568, 500, 'Circling (IFR)'), (569, 500, 'Missed approach (IFR)'), (570, 550, 'Landing'), (571, 550, 'Landing - flare/touchdown'), (572, 550, 'Landing - roll'), (573, 550, 'Landing - aborted'), (574, 550, 'Emergency landing'), (575, 550, 'Emergency landing after takeoff'), (576, 600, 'Emergency descent/landing'), (580, 450, 'Maneuvering'), (581, 450, 'Maneuvering - aerial application'), (582, 450, 'Maneuvering - turn to reverse direction'), (583, 450, 'Maneuvering - turn to landing area (emergency)'), (590, 450, 'Hover'), (591, 450, 'Hover - in ground effect'), (592, 450, 'Hover - out of ground effect'), (600, 800, 'Other'), (610, 990, 'Unknown')),
  current_codes AS (
    SELECT e.case_mkey, TRY_CAST(e."tier1Number" AS INTEGER) AS code,
      row_number() OVER (PARTITION BY e.case_mkey ORDER BY coalesce(e."isDefiningEvent", false) DESC, e.position) AS n
    FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' e
    WHERE e.aircrafts_position = 1 AND e."tier1Number" GLOB '[1-9][0-9]*'
      AND (e."isDefiningEvent" OR e.case_mkey IN (SELECT "mKey" FROM 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' WHERE "isPre1982"))
  ),
  phases AS (
    SELECT case_mkey, 'current' AS scheme, code, CASE WHEN code >= 990 THEN 990 ELSE code // 50 * 50 END AS main
    FROM current_codes WHERE n = 1
    UNION ALL
    SELECT o.case_mkey, 'older', o."phaseOfFlightCode", w.main
    FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o JOIN crosswalk w ON w.code = o."phaseOfFlightCode"
    WHERE o.aircrafts_position = 1 AND o."occurrenceNumber" = 1 AND o.case_mkey NOT IN (SELECT case_mkey FROM current_codes)
  ),
  case_phases AS (
    SELECT p.*, c."eventDate", c."highestInjuryLevel" = 'Fatal' AS fatal, a.aircraft_model_code
    FROM phases p JOIN 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c ON c."mKey" = p.case_mkey
    LEFT JOIN 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' a ON a.case_mkey = p.case_mkey AND a.position = 1
    WHERE c."eventDate" >= DATE '1962-01-01' AND p.main IN (SELECT main FROM phase_names)
  )
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 case_mkey FROM case_phases WHERE main = 550)
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb-phases/550/cases?page=207

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.
