CY Módulo de navegación, Andalucía 2023

Junta de Andalucía · 2ª convocatoria · 20 questions

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• Two places have the same longitude and different latitude. Then:
• The arc of the celestial equator measured westward from the observer’s upper meridian to the First Point of Aries is:
• The arc of the vertical circle between the zenith and the body is:
• Identify the correct statement regarding time scales in navigation:
• The coordinates of the First Point of Libra are:
• To observe a star’s altitude with the sextant:
• Mark the correct option:
• Great-circle distance between the points 47º 39′ S, 91º 52′ E and 18º 21′ N, 103º 46′ W:
• At 14 38 23 UT on 18 January 2023 the Sun’s lower limb is observed with a sextant altitude of 31º 29.8'. Index correction = +8', height of eye = 6 m. Calculate the true altitude.