The Compass Errors

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• • Isogonic Chart Illustrates magnetic variation (1995) World-Wide World Wide Variation
• • • • • “Swinging Swinging Ship” Ship Process of measuring residual deviation error after compensation. Usually determined in 15º - 30º heading increments. Recorded in form of deviation table. <strong>Compass</strong> adjuster can provide service. Or, you can do it yourself ...
Page 1 and 2: Positioning and Navigation Systems
Page 3 and 4: • • Magnetic Compass The magnet
Page 5 and 6: Parts of a Compass Constructed of n
Page 7 and 8: Parts of a Compass Lubber line pins
Page 9 and 10: Parts of a Compass Spherical bowl w
Page 11 and 12: Parts of a Compass Compensation sys
Page 13 and 14: Hand Bearing Compass Styles Front/T
Page 15 and 16: Compass Errors Deviation and Variat
Page 17 and 18: • Example: If the variation was 0
Page 19 and 20: • • • • • • • • •
Page 21 and 22: • Examples (2 & 3) If the variati
Page 23 and 24: • • • Deviation: Ship-Specifi
Page 25 and 26: • • Measuring Deviation Yoursel
Page 27: +W T V M D C Computing Compass Corr
Page 31 and 32: • • • • Example Way to Know
Page 33 and 34: Electronic Steering Compasses Featu
Page 35 and 36: All this sound complex? Perhaps, bu
Page 37 and 38: • The Gyro-compass (cont’d) - -
Page 39 and 40: - Shipboard Compasses If the gyroco

The Compass Errors

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