Navigation
Systematic techniques for determining position and course during travel, including celestial navigation and early maps.
Core metadata
- ID: navigation
- Era: Classical
- First known date: -500 (century)
- Region: Mediterranean, Indian Ocean, and adjacent classical seafaring cultures
- Review status: source_checked
- Maturity: N/A
Prerequisites
- Basic Cartography (basic_cartography)
- Early Astronomical Observation (early_astronomy_observation)
- Early Navigation (early_navigation)
- Geometry (geometry)
- Mathematics (mathematics)
- Writing (writing)
Dependents
- Astrolabe (Early) (astrolabe_early)
- Astrolabe & Quadrant (astrolabe_quadrant)
- Astronomy (astronomy)
- Cartography (Mercator Projection) (cartography_mercator_projection)
- Cartography (cartography)
- Compass (compass)
- Harbor Lighthouses (harbor_lighthouses)
- Itineraries & Route Guides (itineraries_route_guides)
- Lighthouses (lighthouses)
- Compass-Based Sea Routes (marine_compass_routes)
- Maritime Law Codes (maritime_law_codes)
- Maritime Pilotage (maritime_pilotage)
- Navigational Astronomy (navigational_astronomy)
- Portolan Charts & Maritime Navigation (portolan_charts_maritime_navigation)
Fields
- None.
Node sources
- Navigation (Encyclopaedia Britannica, 2026, textbook) • Supports: node
- Navigation - Marine Charts (Encyclopaedia Britannica, 2026, textbook) • Supports: node
- Ship - History of Ships (Encyclopaedia Britannica, 2026, textbook) • Supports: node
Prerequisite edge evidence
Edge/source evidence summary:
- Prerequisite edges: 6
- Average edge confidence: 73%
- Prerequisite sources: 6
- expert_inference: 6
| Prerequisite | Type | Confidence | Evidence level | Note | Sources |
|---|---|---|---|---|---|
| Early Navigation (early_navigation) | historical_predecessor | 75% | expert_inference | Early Navigation is an earlier historical predecessor or foundation, not a one-to-one engineering dependency. |
|
| Mathematics (mathematics) | enabling | 68% | expert_inference | Mathematics provides a capability that enables this technology without being the only possible path. |
|
| Writing (writing) | historical_predecessor | 75% | expert_inference | Writing is an earlier historical predecessor or foundation, not a one-to-one engineering dependency. |
|
| Geometry (geometry) | enabling | 68% | expert_inference | Geometry provides a capability that enables this technology without being the only possible path. |
|
| Early Astronomical Observation (early_astronomy_observation) | historical_predecessor | 75% | expert_inference | Early Astronomical Observation is an earlier historical predecessor or foundation, not a one-to-one engineering dependency. |
|
| Basic Cartography (basic_cartography) | historical_predecessor | 75% | expert_inference | Basic Cartography is an earlier historical predecessor or foundation, not a one-to-one engineering dependency. |
|
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