The line of position determined from a sight with an observed altitude (Ho) of 88°45.0' should be __________.
Official USCG Answer & Rule Citation
Correct Answer: Option B — plotted as an arc around the GP of the body
According to Bowditch, when a celestial body's observed altitude exceeds 87 degrees, the intercept method fails because the radius of the circle of equal altitude is too small. It must be plotted directly as a circular arc centered on the body's GP.
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