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- Sailing Right of Way
- Android 游戏: 教育 来自: Sharpitor Elements
- $0.99
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- 积分: 0 + 0 版本: 2.3 Rule A. Approach on different tacks - Port tack shall give way Rule B. Approach on the same tack - Windward shall give way The other boat is obliged to 'stand on', meaning that it ... ⥯
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- Angular Distance
- Android 应用: 工具 来自: Sharpitor Elements
- 免费
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- 积分: 0 + 0 版本: 1.4 Use in place of a sextant (celestial altitudes) and for miscellaneous triangulation tasks in navigation and surveying. Additional features - * export to companion app Celestial ... ⥯
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- Sextant Stars
- Android 应用: 教育 来自: Sharpitor Elements
- * 免费
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- 积分: 0 + 180 (4.2) 版本: 2.2 Practise finding and recognizing the principal stars and their constellations. Also handy for inspecting rising/setting/meridian passage. Works offline. ⥯
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- Celestial Navigation 360
- Android 应用: 地图和导航 来自: Sharpitor Elements
- * 免费
- 列表: 0 + 0 排名: 0 评价: 0
- 积分: 0 + 28 (3.4) 版本: 1.6 Celestial navigation exploits the principle that every measurement taken with a sextant (a 'sight') converts to a line of position on a chart, the intersections of two or more such ... ⥯
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