单词 | Polaris correction |
释义 | Polaris correction [pǝ`lar·ǝs kǝ´rek·shǝn] NAVIGATION A correction to be applied to the corrected sextant altitude of Polaris to obtain latitude; this correction for the offset of Polaris from the north celestial pole varies with the local hour angle of Aries, latitude, and date. |
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