As you pass through the Chesapeake Bay Bridge and Tunnel, you sight Trestle "B" in line bearing 018°pgc. What is the gyro error by observation?

At 0250, Great Machipongo Inlet Light "5" (37°21.8'N, 75°43.7'W) bears 279°pgc....

At 0400, you obtain the following information: Sand Shoal Inlet South Light bear...

At 0405, you increase speed. At 0500, your position is LAT 37°06.0'N, LONG 75°41...

From your 0410 fix, what is the course per standard magnetic compass to enter Yo...

At 0600, you are entering the inbound leg of the traffic separation scheme at po...

At 0705, you change course to 096°T. At this time, Race Rock Light is bearing 00...

At 0720, you are in the outer channel between buoy "1" and buoy "2" and change c...

At 0720, you are in the outer channel between buoy "1" and buoy "2" and change c...

At 0727, the cupola on Fishers Island is in line with Latimer Reef Light bearing...

At 0728, Race Rock Light is bearing 282°T at 3.8 miles, and the closest point on...