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Instrument Landing System (ILS) Facility Performance Category (ILC)
DGIF baseline 2026-1, the latest. Earlier baselines: timemap.
RDF: ilc.ttl
- Name
ilsFacilityPerformanceCat- Datatype
- Enumeration
- Definition
- The category of the operations indicating the precision required for defined decision heights and visibility requirements.
- Description
- For example: CAT I, CAT II, or CAT III.
- Accepted
- 2013-10-18
- Defined by
- DFDD
- Values
- ILC_1 Category I Operations (CAT I)
- ILC_2 Category II Operations (CAT II)
- ILC_3 Category III operations (CAT III)
- ILC_4 Category IIIa Operations (CAT IIIa)
- ILC_5 Category IIIb Operations (CAT IIIb)
- ILC_6 Category IIIc Operations (CAT IIIc)
- ILC_7 MLS Category I Operations (CAT I)
- Used by
- GA091 Instrument Landing System (ILS) Localizer
- GA093 Microwave Landing System (MLS) Azimuth
Source: DGIF 2026-1 QEA model, DGIWG. Standard: DGIWG 206-3. Licence: CC BY 4.0, © DGIWG.