Course Made Good : That course which a vessel makes good over ground, after allowing for the effect of currents, tidal streams, and leeway caused by wind and sea
International Maritime Organization (IMO) Sub-Committee on Safety of Navigation & Rijeka College of Maritime Studies, IMO Standard Marine Communication Phrases (SMCP), London, UK 2000. http://www.segeln.co.at/media/pdf/smcp.pdf, (Mrn Commun Phrases - Brit) {563}