# NTSB investigations, 1989: Near collision between aircraft

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 MIA90IA039](https://openairdocs.org/ntsb/MIA90IA039.md): Boeing 727 · Ormond Beach, FL · Incident · No injuries · Incident investigation · Final report · Dec 15, 1989 · N64339 · 2 aircraft · No damage
  > Failure of the pilot in command in the Beech 300 to comply with an ATC clearance in a timely manner, while diverting his attention, and failure of the ATC controller to assure that IFR separation was maintained.
- [NTSB CHI89IA179](https://openairdocs.org/ntsb/CHI89IA179.md): Boeing 767-231 · Knox, IN · Incident · Minor injuries · Incident investigation · Final report · Sep 5, 1989 · N608TW · No damage
  > The radar controlller's failure to maintain radar separation. Factors contributing to the incident were: misunderstanding of an ATC instruction by the pilot of the incident airplane, and unclear phraseology used in the instructions issued by the radar…
- [NTSB CHI89IA144](https://openairdocs.org/ntsb/CHI89IA144.md): Dornier DO-228 · Chicago, IL · Incident · No injuries · Incident investigation · Final report · Jul 9, 1989 · N263MC · No damage
  > Poor lookout by the crew of the Dornier and the baron.
- [NTSB CHI89IA143](https://openairdocs.org/ntsb/CHI89IA143.md): Mcdonnell Douglas DC-9-32 · Chicago, IL · Incident · No injuries · Incident investigation · Final report · Jul 9, 1989 · N939ML · No damage
  > Poor lookout by the crew of the DC-9 and the Cessna pilot.
- [NTSB BFO89IA036](https://openairdocs.org/ntsb/BFO89IA036.md): Northrop T-38A · Washington, DC · Incident · No injuries · Incident investigation · Final report · May 15, 1989 · N920NS · 2 aircraft · No damage
  > Failure of the T-38 pilot (in the other aircraft) to follow the ATC clearance and to maintain the proper altitude. Factors related to the incident were: failure of air traffic control (ATC) personnel to recognize the T-38'S improper altitude in a timely…
- [NTSB LAX89IA184](https://openairdocs.org/ntsb/LAX89IA184.md): Boeing 747 · Los Angeles, CA · Incident · Minor injuries · Incident investigation · Final report · May 8, 1989 · ZKNZX · No damage
  > Inadequate visual look-out by the pilot of the other (small twin engine) aircraft. A factor related to the incident was: a delay of the 747 crew to see-and-avoid the other aircraft.
- [NTSB NYC89IA222](https://openairdocs.org/ntsb/NYC89IA222.md): Cessna 421C · New York, NY · Incident · No injuries · Incident investigation · Final report · Apr 23, 1989 · N247CB · 2 aircraft · No damage
  > Failure of the liberty sector controller to advise pan am flight 542 of the presence of the Cessna 421 and/or restrict the climb of flight 542 until it had passed the Cessna, and failure of the pan am aircrew to see the Cessna in adequate time to avoid a near…
- [NTSB NYC89IA123](https://openairdocs.org/ntsb/NYC89IA123.md): Fairchild Swearingen SA-227AC · New York, NY · Incident · No injuries · Incident investigation · Final report · Apr 23, 1989 · N3044J · 2 aircraft · No damage
  > The failure of the swearingen flight crew to properly identify the airplane they were to follow, prior to accepting the visual approach to runway 31R.
- [NTSB DEN89IA089](https://openairdocs.org/ntsb/DEN89IA089.md): Boeing 727-200A · San Antonio, TX · Incident · No injuries · Incident investigation · Final report · Mar 22, 1989 · N728 · 2 aircraft · No damage
  > Failure of the ARTCC controller to assure that the aircraft maintained IFR separation standards. The controller's heavy workload was a related factor.
- [NTSB CHI89IA054](https://openairdocs.org/ntsb/CHI89IA054.md): Short Brothers SD360 · Chicago, IL · Incident · No injuries · Incident investigation · Final report · Mar 8, 1989 · N366MQ · No damage
  > The PIC followed a clearance intended for another airplane.
- [NTSB FTW89IA064](https://openairdocs.org/ntsb/FTW89IA064.md): Mcdonnell Douglas DC-9-82 · Houston, TX · Incident · No injuries · Incident investigation · Final report · Mar 1, 1989 · N820NY · 2 aircraft · No damage
  > Failure of the TRACON final approach controller to assure radar separation between the aircraft. Factors related to the accident were: inadequate supervision by the ATC supervisor, excessive workload for the controller, unclear instructions by the controller,…
- [NTSB LAX89IA112](https://openairdocs.org/ntsb/LAX89IA112.md): British Aerospace BAE 146-200A · Los Alamitos, CA · Incident · No injuries · Incident investigation · Final report · Feb 14, 1989 · N141AC · No damage
  > Inadequate coordination among the ATC controllers which resulted in their failure to maintain adequate radar separation of the two aircraft.

## 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 year(c."eventDate") = 1989
  AND c."mKey" IN (SELECT o.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o WHERE o."occurrenceNumber" = 1 AND o."occurrenceCode" = 280)
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?occurrence=280&year=1989

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