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Calculator of marcacoes magneticas, lines of position magneticas and changes between them.With the bow to take immediate reading magnetic and marcacao on radiogoniometrica waiting to intercept them in arrivals, passages or exits air navigation and sea
Calculator of marcacoes magneticas, lines of position magneticas and changes between them.With the bow to take immediate reading magnetic and marcacao on radiogoniometrica waiting to intercept them in arrivals, passages or exits air navigation and sea