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Atlas / NTSB / CHI73DEC12

NTSB CAROL · Event

Event CHI73DEC12

1972-01-15 TROY, Michigan, United States None 1 aircraft Status: Completed

Registry · N4301A

FAA Aircraft Registry record.

Make / Model

PIPER PA-22-150

Engine

LYCOMING 0-320 SERIES (180 hp)

Seats / Engines

4 seats · 1 engine

Last airworthiness date

19560125

ADS-B equipped

Yes — Mode-S A5259A

Registrant of record

STEVENS CONSTANCE I

Source: FAA Aircraft Registry (releasable master file).

Aircraft involved

Historical record (pre-1982)

NTSB recorded this accident in the pre-1982 coded-field schema — structured fields rather than free-text narrative. Decoded codes use established NTSB single-letter taxonomies; cause factors remain verbatim pending the Form 6120.4 codebook lookup.

Aircraft

PIPER PA-22 · N4301A

Damage

None

Craft type

Airplane

Classification

Accident

Light condition

Dawn

Weather

VMC

Phase of flight

A0

Operator type

D

Airport

GRAND PRIX

Kind of flying

B0

Weather at impact

Sky

CLEAR

Aircraft history

Serial number

0000023-3651

Total time

2,235 hrs

Pilot

Certificate

Commercial — instrument

Total hours

92

Age

24

Investigator remarks

PLT FAILED TO TELL GND CREWMAN MAG SW WAS ON

Cause factors

  • 64/A/36 A
    PILOT IN COMMAND IMPROPER STARTING PROCEDURES Cause — pilot/personnel action

Decoded against the NTSB Form 6120.4 cause-factor codebook (ct_Pre1982 table). Each row shows the raw triplet, modifier (Cause / Factor / etc.), category, and specific code.

Source: NTSB pre-1982 historical archive. Docket 3 2713. Source file NTSB_1972_3_2713.txt. Modern CAROL record on data.ntsb.gov ↗.