Phase of Flight

OPERATION_PHASE

66 codes

** OPERATIONAL PHASE
A STATIC
A0 STATIC - STARTING ENGINE(S)
A1 STATIC - IDLING ENGINE(S)
A2 STATIC - ENGINE RUNUP
A3 STATIC - IDLING ROTORS
A4 STATIC - PARKED-ENGINES NOT OPERATING
A7 STATIC - OTHER
B TAXI
B0 TAXI - TO TAKEOFF
B1 TAXI - FROM LANDING
B2 TAXI - OTHER
B4 TAXI - GROUND TAXI TO TAKEOFF
B5 TAXI - GROUND TAXI FROM LANDING
B6 TAXI - GROUND TAXI, OTHER
B7 TAXI - AERIAL TAXI TO TAKEOFF
B8 TAXI - AERIAL TAXI TO/FROM LANDING
B9 TAXI - AERIAL TAXI, OTHER
C TAKEOFF
C0 TAKEOFF - RUN
C1 TAKEOFF - INITIAL CLIMB
C2 TAKEOFF - VERTICAL
C3 TAKEOFF - RUNNING
C4 TAKEOFF - ABORTED (FIXED-WING)
C5 TAKEOFF - ABORTED (ROTORCRAFT/VTOL)
C6 TAKEOFF - ABORTED (ROTORCRAFT/STOL)
C8 TAKEOFF - OTHER
D IN FLIGHT
D0 IN FLIGHT - CLIMB TO CRUISE
D1 IN FLIGHT - NORMAL CRUISE
D2 IN FLIGHT - DESCENDING
D3 IN FLIGHT - HOLDING
D4 IN FLIGHT - HOVERING
D5 IN FLIGHT - POWER-ON DESCENT
D6 IN FLIGHT - AUTOROTATIVE DESCENT
D7 IN FLIGHT - ACROBATICS
D8 IN FLIGHT - BUZZING
D9 IN FLIGHT - UNCONTROLLED DESCENT
DA IN FLIGHT - EMERGENCY DESCENT
DB IN FLIGHT - LOW PASS
DC IN FLIGHT - OTHER
DD IN FLIGHT - EN ROUTE TO TREAT CROP
DE IN FLIGHT - EN ROUTE TO RELOADING AREA
DF IN FLIGHT - SURVEY FIELD/AREA
DG IN FLIGHT - STARTING SWATH RUN
DH IN FLIGHT - SWATH RUN
DI IN FLIGHT - FLAREOUT FOR SWATH RUN
DJ IN FLIGHT - PULLUP FROM SWATH RUN
DK IN FLIGHT - PROCEDURE TURNAROUND
DL IN FLIGHT - CLEANUP SWATH
DM IN FLIGHT - MANEUVER TO AVOID OBSTRUCTION
DN IN FLIGHT - RETURN TO STRIP
E LANDING
EA LANDING - TRAFFIC PATTERN-CIRCLING
EB LANDING - FINAL APPROACH
EC LANDING - INITIAL APPROACH
ED LANDING - FINAL APPROACH
EE LANDING - LEVEL OFF/TOUCHDOWN
EF LANDING - ROLL
EG LANDING - ROLL-ON/RUN-ON
EH LANDING - POWER-ON LANDING
EI LANDING - POWER-OFF AUTOROTATIVE LANDING
EJ LANDING - GO-AROUND
EK LANDING - MISSED APPROACH
EY LANDING - OTHER
Z UNKNOWN/NOT REPORTED

Source

Codes verbatim from the ct_Pre1982 table of PRE1982.MDB — the FAA-distributed pre-1982 NTSB aviation accident database. Used internally by the Atlas to decode legacy accident records on every pre-1982 NTSB event page.