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Visual Approach Slope Indicator System (VASIS) Type (VS1)
DGIF baseline 2026-1, the latest. Earlier baselines: timemap.
RDF: vs1.ttl
- Name
vasisType- Datatype
- Enumeration
- Definition
- The type of visual approach slope guidance system installed based on the number, color, and/or position of various components.
- Accepted
- 2013-10-18
- Defined by
- DFDD
- Values
- VS1_1 3 Bar Abbreviated 'T'-shaped VASIS
- VS1_10 Multiple Identical Light Units
- VS1_11 Optical Landing System (OLS)
- VS1_12 Precision Approach Path Indicator (PAPI)
- VS1_13 Pulsating VASI
- VS1_14 'T'-shaped VASIS
- VS1_15 Tri-colour VASI
- VS1_2 3 Bar Abbreviated VASIS
- VS1_3 3 Bar VASIS
- VS1_4 2 Bar VASIS
- VS1_5 Abbreviated PAPI
- VS1_6 Abbreviated 'T'-shaped VASIS
- VS1_7 Abbreviated VASIS
- VS1_8 Helicopter Approach Path Indicator (HAPI)
- VS1_9 Low Cost VASI
- Used by
- GB480 Visual Approach Slope Indicator System (VASIS)
Source: DGIF 2026-1 QEA model, DGIWG. Standard: DGIWG 206-3. Licence: CC BY 4.0, © DGIWG.