Range accuracy and Bearing accuracy, Factors that affect

Range accuracy and Bearing accuracy, Factors that affect

Range accuracy and Bearing accuracy
Range and bearing accuracy requirements:
Range – within 30 m or 1% of the range scale in use, whichever is greater;
Bearing – within 1°.

Factors that affect range accuracy are:
Height of scanner.
Range scale.
Pulse length.
PPI curvature.

Factors that affect bearing accuracy are:
Correct alignment between the heading marker and the scanner.
Correct alignment between the heading marker and the bearing scale.
Gyro error, if any when the display is Gyro-stabilised.
Beamwidth distortion.

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KRP

Mr. KRP is the founder of sailorsknowit.com, he has a great experience about life at sea. You can get in touch with him by email at info@sailorsknowit.com