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16. NAVIGATION SENSORS
16-13
16.8.2 How to cancel position alignment
Click the [Offset] button to cancel the position offset.
16.9 Wind Sensor
The chart radar can display and output wind data in the following three formats:
Apparent: Windmeter-measured wind speed and direction.
Wind angle reference: Heading
North: True wind angle, true wind speed
Wind angle reference: True North
Theoretical: True wind angle, true wind speed
Wind angle reference: Heading
The illustration below shows wind speed and direction with given ship data.
The wind values are as shown below.
Ship information:
COG: 60°
SOG: 8.7 kn
Heading: 45°
Wind angle Wind speed
Apparent: 345° 10 kn
North: 330° 5 kn
Theoretical: 285° 5 kn