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

Desde el cenit de un observador en la esfera celeste y paralelos a su horizonte verdadero o racional, se sitúan los círculos menores denominados:Set out from an observer’s zenith on the celestial sphere and parallel to the true or rational horizon are the small circles called:

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Correct answer: d) Almucantars.

Why it is correct

Almucantars join points of equal altitude.

Why the others are not

  • a) No such term exists.
  • b) Azimuths are measured with vertical circles.
  • c) No such term exists.

How to work it out in the exam

  1. Almucantar: equal altitude, parallel to the horizon.

Where this question comes from

Try it: Sight reduction

Pending instructor review. Machine translation, not reviewed.