ES-CY-L3.2

The position line: determinants from a Sun sight

ES-CY-M3 · Sight reduction and position lines · ES-CY-M3-A Calculated altitude and azimuth, the position line, latitude by meridian and Polaris, and fixes by simultaneous and running sights (UT2).

From corrected altitude to **Δa and Zv**, and on to the **punto determinante**: the full chain on one morning sight.

Independent study. xplor is not affiliated with the Dirección General de la Marina Mercante, any Spanish regional government or the Govern de les Illes Balears, and awards no title, certificate or endorsement. Passing these mocks does not replace the official theory exam, and the title also requires the regulated practicals at an authorised nautical school, the radio course and a medical report. AI-drafted content pending subject-matter-expert review.