A lit buoy on the chart is marked VQ(9) 10s. On which side of it is the safe water?
A chart extract with a lit buoy symbol in open water. Printed beside it: VQ(9) 10s.
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To the west of it. Nine flashes is 9 o'clock on the clock face: a west cardinal mark. VQ just means the flashes are very quick. Cardinal marks are named after the side the safe water is on, so pass to the west.