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Isogonic Line (ZC050)
DGIF baseline 2026-1, the latest. Earlier baselines: timemap.
RDF: zc050.ttl
- Name
IsogonicLine- Kind
- FeatureType
- Definition
- An isopleth that connects locations of equal magnetic variation.
- Accepted
- 2013-10-18
- Geometry
- point, multipoint, curve, multicurve, surface, multisurface, solid, multisolid
- Subtype of
- ZI028 Feature Entity
- Attributes
- MAG Magnetic Variation — multiplicity 0..1; datatype AngleMeasureMeta
- RWOI terms naming it
Source: DGIF 2026-1 QEA model, DGIWG. Standard: DGIWG 206-3. Licence: CC BY 4.0, © DGIWG.