Coastal Skipper and Yachtmaster Quiz
Electronic navigation: 7 Questions
The Electronic navigation Questions
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Your GPS is working in WGS84 and the chart carries this note. What position do you plot? -
The tide has set you well off your planned track, and the GPS now offers a new bearing straight to the waypoint (the dashed line). What is wrong with simply following it? -
Which of these satellite patterns gives the more accurate position, and how does the receiver show it? -
What do the CPA and TCPA figures for this AIS target tell you? -
The radar is in head-up mode and you are steering 270°T. The electronic bearing line (EBL) through the target reads 045° relative. What is the true bearing of the target? -
You have marked this target three times and extended the line through the marks. If neither of you alters, about how close will she pass? -
The echo of a buoy on your radar has a trail beyond it: one long mark and two short ones, pointing away from you. What is it?