NTSB investigations, 1973
543 cases where the phase of flight was Approach.
Cases per year
| 1962 | 14 |
|---|---|
| 1963 | 10 |
| 1964 | 530 |
| 1965 | 502 |
| 1966 | 600 |
| 1967 | 640 |
| 1968 | 597 |
| 1969 | 572 |
| 1970 | 583 |
| 1971 | 550 |
| 1972 | 522 |
| 1973 | 543 |
| 1974 | 541 |
| 1975 | 530 |
| 1976 | 504 |
| 1977 | 586 |
| 1978 | 567 |
| 1979 | 541 |
| 1980 | 508 |
| 1981 | 473 |
| 1982 | 433 |
| 1983 | 445 |
| 1984 | 433 |
| 1985 | 408 |
| 1986 | 382 |
| 1987 | 327 |
| 1988 | 342 |
| 1989 | 324 |
| 1990 | 334 |
| 1991 | 308 |
| 1992 | 291 |
| 1993 | 276 |
| 1994 | 251 |
| 1995 | 301 |
| 1996 | 272 |
| 1997 | 261 |
| 1998 | 238 |
| 1999 | 244 |
| 2000 | 256 |
| 2001 | 230 |
| 2002 | 232 |
| 2003 | 236 |
| 2004 | 216 |
| 2005 | 229 |
| 2006 | 225 |
| 2007 | 258 |
| 2008 | 211 |
| 2009 | 190 |
| 2010 | 176 |
| 2011 | 194 |
| 2012 | 181 |
| 2013 | 189 |
| 2014 | 178 |
| 2015 | 158 |
| 2016 | 160 |
| 2017 | 191 |
| 2018 | 172 |
| 2019 | 163 |
| 2020 | 156 |
| 2021 | 178 |
| 2022 | 204 |
| 2023 | 186 |
| 2024 | 164 |
| 2025 | 186 |
| 2026 | 90 |
Where
Latest cases
Query with SQL
duckdb -csv -c "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 year(c.\"eventDate\") = 1973
AND c.\"mKey\" IN (SELECT case_mkey FROM case_phases WHERE main = 500)
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.
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 year(c."eventDate") = 1973
AND c."mKey" IN (SELECT case_mkey FROM case_phases WHERE main = 500)
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 SEA74DYG22Accident · No injuriesClosedPiper PA-28 · Richland, WANTSB ANC74FAA23Accident · Minor injuriesClosedCessna 180 · Ft.Yukon, AKNTSB ANC74DAG83Accident · Minor injuriesClosedPiper PA-12 · Anchorage, AKNTSB SEA74AS027Accident · 1 fatalClosedPiper PA-31 · Walla Walla, WANTSB FTW74AF047Accident · 1 fatalClosedBeech C-45H · Dallas, TXNTSB IAD74DKW21Accident · No injuriesClosedLuscombe 8A · Morristown, TNNTSB NYC74FHA22Accident · Minor injuriesClosedPiper PA-23 · Reading, PANTSB NYC74AN058Accident · 2 fatalClosedCessna 177RG · Dravosburg, PANTSB NYC74AN056Accident · 2 fatalClosedBeech 95-B55 · Colonie, NYNTSB MIA74AM049Accident · 2 fatalClosedBeech C90 · W Columbia, SCNTSB FTW74AF045Accident · Serious injuriesClosedBeech C-45H · Waco, TXNTSB OAK74DXQ18Accident · No injuriesClosedCessna 150 · Chester, CANTSB MKC74AK033Accident · 2 fatalClosedCessna 310L · Manhattan, KSNTSB DCA74AZ014Accident · Serious injuriesClosedDouglas DC-10 · Boston, MANTSB MKC74FER26Accident · Serious injuriesClosedPiper PA-28 · Rochester, MNNTSB NYC74AN053Accident · Serious injuriesClosedStinson 108-1 · Amityville, NYNTSB CHI74FEV30Accident · Serious injuriesClosedCessna P206 · Macomb, ILNTSB NYC74FGM12Accident · No injuriesClosedErco 415-C · West Middlesex, PANTSB CHI74DEP24Accident · No injuriesClosedCessna 150 · Crivitz, WINTSB CHI74FEK09Accident · No injuriesClosedAero Comdr 500B · Findly, OHNTSB CHI74DET15Accident · No injuriesClosedBeech A35 · Logansport, INNTSB NYC74FHM13Accident · Serious injuriesClosedCessna 150L · Linden, NJNTSB IAD74AI033Accident · Minor injuriesClosedBeech D18 · Covington, KYNTSB MKC74FER25Accident · Minor injuriesClosedCessna 180J · Crystal, MNNTSB IAD74FID23Accident · No injuriesClosedCessna 172C · Moneta, VANTSB FTW74FPD31Accident · Minor injuriesClosedPiper PA-22 · Grapevine, TXNTSB SEA74IS025Incident · No injuriesClosedBoeing 720A · Moses Lake, WANTSB SEA74FYC27Accident · No injuriesClosedNavion G · Salem, ORNTSB CHI74AC046Accident · Serious injuriesClosedBeech C-45H · Plymouth, MINTSB IAD74FIG16Accident · Serious injuriesClosedCessna 150 · Laurel, MDNTSB MKC74FCQ20Accident · Serious injuriesClosedCessna 182 · Manhattan, KSNTSB MIA74FKG46Accident · Minor injuriesClosedCessna 140 · Savannah, GANTSB OAK74FVW10Accident · No injuriesClosedPiper PA-23 · Las Vegas, NVNTSB OAK74AJA08Accident · No injuriesClosedMooney M20B · Kamuela, HINTSB NYC74FNA28Accident · No injuriesClosedCessna 150L · Lawrence, MANTSB MKC74FCJ18Accident · No injuriesClosedPiper PA-22 · Valparaiso, NENTSB CHI74FEM25Accident · No injuriesClosedBeech 95 · Midland, MINTSB CHI74DEP23Accident · Minor injuriesClosedAeronca 11AC · Neshkoro, WINTSB OAK74FXQ16Accident · Minor injuriesClosedCessna 210 · Carson City, NVNTSB OAK74DVA36Accident · No injuriesClosedCessna 150L · Modesto, CANTSB NYC74AN050Accident · 1 fatalClosedPiper PA-23 · Hanover, NHNTSB DCA74AZ011Accident · Serious injuriesClosedDouglas DC-9 · Chattanooga, TNNTSB MKC74AK027Accident · Serious injuriesClosedBeech 35 · Charles City, IANTSB CHI74AC044Accident · 3 fatalClosedPiper PA-23 · Sandusky, OHNTSB UNK74X0100Accident · 1 fatalClosedBeech D55 · Honiara, BPNTSB LAX74FUG27Accident · No injuriesClosedCessna 150 · Rialto, CANTSB FTW74DRJ19Accident · Minor injuriesClosedCessna 150 · Minden, LANTSB FTW74DPD30Accident · Minor injuriesClosedBensen B8M · Olney, TXNTSB CHI74AC043Accident · 4 fatalClosedPiper PA-28 · Delavan, WINTSB ANC74AA046Accident · 1 fatalClosedAero Comdr 560A · Galena, AK