Magnetic Variation
From EUROCONTROL ATM Lexicon
| Link | Semantic Value |
|---|---|
| Term | Magnetic Variation |
| Status |
|
| Mandatory for |
|
| Contexts |
|
| Categories | , |
| Synonyms |
|
| Related entries |
|
| Broader term |
|
| Narrower term |
|
Abbreviation
- MagVar
Definition
The angular difference between True North and Magnetic North measured at a given position and date.
Definition Source
- AIFDD
Note
The value given indicates whether the angular difference is East (positive) or West (negative) of True North. True North is the direction of the northern point at which the geographic meridian lines meet.
