1. The Magnetic Compass Floating Pin Marine- floating card
Binnacle Mounted
Hand bearing

2. The Magnetic Compass Compass card with points of the compass
We usually use 360 degree compass

3. The Steering Compass
Binnacle or dash mounted
Bulkhead mounted

4. The Hand Bearing Compass
From companionway
Charted obvious targets
Good angle
Bearing on beam last

5. The Electronic Compass
Fluxgate
Hand bearing
Autopilot

6. Compass Error - Variation

7. Compass Error - Variation
Earth’s magnetism
Varies from place to place
See compass rose

8. Compass Error - Variation

9. Compass Error - Deviation
Boat’s magnetism
Metallic objects
Find difference
Deviation card

10. Compass Error - Deviation

11. Compass Error - Deviation

12. Compass Error - Deviation
Boat’s magnetism
Metallic objects
Deviation card

13. Compass Correction

14. Compass Correction