Chart Navigation & Plotting · Plotting Conventions — Symbols
On a plot, a position fixed by two or more simultaneous LOPs is shown as a:
- ADot inside a small circle with the time✓ Correct
- BHalf-circle around a dot
- CSquare
- DPlain dot with no label
Explanation
A fix is a dot encircled, labeled with the time (e.g., 1230). A running fix is labeled 'R FIX'. A DR position is a dot with a half-circle; an EP is a dot inside a square.
Authority: Bowditch (Pub. No. 9); plotting symbols
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