WebF-35闪电II战斗机使用国列表. 洛克希德·马丁 公司生产的 F-35閃電II戰鬥機 为众多 联合打击战斗机计划 参与伙伴国家(如 英国 、 意大利 、 挪威 、 澳大利亚 等)采购,亦透过美国国防部的 外国军售 (英语:Foreign Military Sales) 项目为 日本 、 韩国 、 以色列 ... WebMar 8, 2024 · Upwind Headsails The ability to create lift through efficient sail shape is paramount for an upwind headsail. As with the mainsail, lift is generated when the camber, or curve of the sail, creates smooth but differing air flow speed on the windward and leeward sides of the sail.
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WebIRC Measurement Rig Rig Measurement What is being measured? P Maximum mainsail hoist measured on the mast as the distance between the mainsail upper limit mark and the top of the boom. E Mainsail outer point distance measured on the boom as the distance ... - if a headsail or a flying headsail may be tacked forward of the forestay, the headsail ... WebThe following limitations are requirements for a sail to be classed as a Flying Headsail. If it is not a Flying Headsail the sail must be rated as a Headsail or a Spinnaker depending on … howard pearlmutter
Measuring flying headsails - Cruising Yacht Club of Australia
WebThe ERS definition of a whisker pole is: "A spar attached to the mast spar and connected to a headsail clew." A whisker pole may be used to set a headsail to windward (e.g. goose-winged), or to leeward (e.g. a 'reaching strut'). The same pole may be considered and declared a 'spinnaker pole' and/or a 'whisker pole' as it is defined by WebNov 23, 2024 · The 2024 IRC rule applies from January 1, 2024 except in countries with June-May validity where the rule will apply from June 1, 2024. A proposed rule change … how many kids does bjork have