CY Módulo de navegación, Andalucía 2016

Junta de Andalucía · 1ª convocatoria · 20 questions

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• On the celestial sphere, the North cardinal point (N):
• Universal Time (UT) is defined astronomically as:
• Which celestial circle contains one of the sides of the navigational triangle (triángulo de posición)?
• For an observer in North latitude, when the azimuth of a northern-hemisphere celestial body is 180º:
• If the declination of a celestial body equals the latitude of an observer in North latitude:
• The sextant measures:
• Regarding the First Point of Aries on the celestial sphere:
• An equatorial arc counted 0º to 180º East or West from the observer’s upper meridian to a body’s hour circle is:
• When a celestial body is on the observer’s upper meridian:
• Legal (zone) time and local civil time coincide:
• What is the shortest distance between the points on Earth at 25º N, 110º W and 45º N, 156º E? (round to the mile)
• Initial course to sail by great circle from 25º N, 110º W to 45º N, 156º E. (round to the degree)
• From DR position 48º 19' S, 142º 28' E, two bodies are observed simultaneously, giving: Body 1: Z = 152º, Δa = -5.7'; Body 2: Z = 239º, Δa = +2.1'. Calculate the position.