Atlas/ Pre-1982 Codebook/ INERTIAL_NAVG_SYS
NTSB · Form 6120.4
INERTIAL_NAVG_SYS
INERTIAL_NAVG_SYS
5 codes
- ** INERTIAL NAVIGATION SYSTEM
- A INSTALLED-IN USE
- B INSTALLED-NOT IN USE
- C NOT INSTALLED
- D INSTL-OPERATION/USE UNKNOWN
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.