KmBearing 21.7 94EHTX Texel, Noord-Holland 26.9135 Den Helder Marinehaven (naval base), Noord-Holland 29.4141EHKD De Kooy, Noord-Holland 30.4 64EHVL Vlieland Heliport, Friesland 58.5 60 West Terschelling Heliport, Friesland 82.2165EHHA Amsterdam Heliport, Noord-Holland 53 7 52 secs N - 4 30 23 secs E 10nm W of de Koog @ (optional) Send Events Login to Edit DatesOrg/TypeUnit 1968-sep-17 Accident Royal NavyTowed Array Exocet Leander classF28 HMS Cleopatra 1968-sep-17 Accident Fleet Air ArmWaspXT440