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Hover or tap underlined Spanish terms to see their translation and exam tip.

Si un observador tiene una estrella en el cenit:If an observer has a star at the zenith:

Show the answer

Correct answer: c) The observer’s latitude equals the star’s declination

Why it is correct

A body at the zenith has declination equal to the observer’s latitude. Its zenith distance and polar angle are zero.

Why the others are not

  • a) It is 0º.
  • b) It is 0º.
  • d) Only c.

How to work it out in the exam

  1. At zenith: dec = lat.

Where this question comes from

Try it: Sight reduction

Pending instructor review. Machine translation, not reviewed.