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.
The Leeward Antilles is a chain of islands in the southern Caribbean Sea off the coast of Venezuela. They include Aruba, Curacao, Bonaire, Isla la Tortuga and Isla la Margarita.he Windward and Leeward Islands are positioned on the eastern edge of the Caribbean Plate. This is an area of modern and historic volcanism. The islands are mainly volcanic with some coral contributions. They have a rich volcanic soil that supports a small agricultural economy.