Compass Errors Flashcards

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1
Q

What are the compass errors you can experience

A

Variation
Deviation
Magnetic dip
Oscillation
Northernly turning errors
Acceleration errors

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2
Q

What is a variation compass error

A

Isogonic lines on sectional depict difference between true north and magnetic north

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3
Q

What is compass deviation

A

Electronic equipment interfere with compass

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4
Q

What is magnetic dip

A

As a compass approaches magnetic poles, compass wants to dip towards the ground

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5
Q

What is a compass Oscillation error?

A

It’s a mixture of all the errors, the compass is doing the Harlem shake

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6
Q

What are the properties of northerly turning errors

A

[ UNOS ]
Undershoot North
Overshoot South

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7
Q

What are the Acceleration errors

A

[ ANDS ]

Accelerate NORTH
Decelerate SOUTH

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