The following questions are based on Chart 13205TR, Block Island Sound, and the supporting publications. Your draft is 18 feet (5.5 meters) Your height of eye is 20 feet (6.1 meters) Gyro error is 3°W Variation is 15°W "Per standard magnetic compass" is abbreviated "psc" “Per gyrocompass” is abbreviated “pgc” DEVIATION TABLE Magnetic Deviation Heading 1.5°E 000° 2.5°W 030° 2.5°W 060° 2.0°W 090° 1.0°W 120° 0.5°W 150° 0.0° 180° 1.0°E 210° 1.5°E 240° 2.0°E 270° 1.0°E 300° 0.5°W 330°
At 0839, Montauk Pt. Light is bearing 205°T at a radar distance of 6.6 miles. What is your speed made good from your 0815 position?
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