ER stands for Extended Range These aircraft types that is identified by 'ER' are aircraft models that is enhanced for better efficiency at long range flights than its counterpart aircraft of the same model. Source(s): Aerospace Engineer - Aviation Enthusiast
Actually Dusty.... The leeward side extends all the way to Koko Head (encompasssing Pearl Harbor, Honolulu to Hawaii Kai). By definition. Windward is the side of an island where the predominant wind travels from the sea onto the island. Leeward is the side of an island where the predominant wind travels from the interior of the island to the sea. In practice on Oahu.
There is more than one archipelago known as the Windward Islands. The most well-known is in the south of the Caribbean. The largest island in these Windward Islands is Dominic â¦ a, with an area of 750 km2 or 290 sq mi. There is also a Windward Islands in the eastern part of the Society Islands, French Polynesia. The largest island here is Tahiti, with an area of 1045 km2 or 404 sq mi. There is another Windward Islands that is used to refer to the southeastern part of the Hawaiian Islands.