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

¿Qué es el semicírculo horario?What is the hour circle?

Show the answer

Correct answer: d) The locus of points on the celestial sphere with the same hour angle.

Why it is correct

The hour circle joins sky points with the same hour angle. It runs pole to pole through the body.

Why the others are not

  • a) That is RA.
  • b) Codeclination.
  • c) On the celestial sphere.

How to work it out in the exam

  1. Hour circle: same hour angle.

Where this question comes from

Try it: Sight reduction

Pending instructor review. Machine translation, not reviewed.