Polaris Correction - Latitude Sight

Simplified Polaris sight reduction for northern-hemisphere latitude.

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This calculator requires JavaScript to compute its result. The formula, symbols, and regulatory sources are shown in the Formula section below.

Formula, assumptions, and limits

\text{See Bowditch Pub. 9}

Symbol	Meaning	Unit
$Input$	Primary input

Source: Bowditch Pub.9

Simplified Polaris sight reduction for northern-hemisphere latitude.