A parallax correction is NOT applied to observations of the __________.
Official USCG Answer & Rule Citation
Correct Answer: Option C — stars
Per Bowditch, stars are situated at such immense distances from the Earth that the Earth's radius subtends a negligible angle, rendering horizontal parallax zero. Therefore, parallax corrections are required for the Sun, Moon, and planets, but not for stars.
100% Free & Open Access — No daily limits, paywalls, or gated answers on BrightMariner.