Dry Compass Navigation
A mounted magnetic needle and compass card suitable for shipboard navigation in rougher conditions.
Core metadata
- ID: dry_compass_navigation
- Era: Medieval
- First known date: 1200 (century)
- Region: Mediterranean Europe
- Review status: source_checked
- Maturity: N/A
Prerequisites
Dependents
- Double-Hulled Ship Designs (double_hulled_ship_designs)
- Compass-Based Sea Routes (marine_compass_routes)
Fields
- None.
Node sources
- A History of the Ship's Compass (U.S. Naval Institute, 2022, review) • Supports: node
Prerequisite edge evidence
Edge/source evidence summary:
- Prerequisite edges: 2
- Average edge confidence: 68%
- Prerequisite sources: 2
- expert_inference: 2
| Prerequisite | Type | Confidence | Evidence level | Note | Sources |
|---|---|---|---|---|---|
| Compass (compass) | enabling | 68% | expert_inference | Compass provides a capability that enables this technology without being the only possible path. |
|
| Advanced Shipbuilding (Bireme, Trireme) (advanced_shipbuilding_bireme_trireme) | enabling | 68% | expert_inference | Advanced Shipbuilding (Bireme, Trireme) provides a capability that enables this technology without being the only possible path. |
|
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