PZX Triangle / Rational Horizon Diagram - Celestial Navigation

Here you can find a step-by-step guide to solving the PZX Triangle (or Rational Horizon Diagram) in order to determine the name of the observed navigable star. The diagram is drawn with the observer’s Zenith at the centre.

This lesson is part of our extra study material to help students feel more confident and better prepared for their Celestial Navigation exam.

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0:00 Introduction
0:46 Step 1: Draw a rational Horizon
0:55 Step 2: Draw Obs Meridian and PVC
1:05 Step 3: Convert lat to cm
1:15 Step 4: Measure QE distance
1:28 Step 5: Draw equinoctial
1:39 Step 6: Draw Azimuth
1:48 Step 7: Produce 2 arcs
2:25 Step 8: Convert Alt and draw it
2:37 Step 9: Draw the meredian
3:01 Step 10: Obtain Dec & LHA
4:02 Step 11: Compare with Almanac
4:16 Step 12: Calc SHA & confirming the Star
Video is created using https://www.geogebra.org/

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Видео PZX Triangle / Rational Horizon Diagram - Celestial Navigation канала MaritimeMT Malta