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1. www.nauticalalmanac.it › en › navigation-astronomyGreat Circle Sailing distance calculator - loxodrome (rhumb line)

   www.nauticalalmanac.it › en › navigation-astronomy

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   excel will use the best formula according to the value of the course (0°-90°) orthodromic distance (gc great circle) formula : cos gc = (sine lat a * sine lat b) + (cos lat a * cos lat b * cos longitude diff.)

2. astronavigationdemystified.com › short-distance-sailing-and-rhumb-line-sailingShort Distance Sailing And Rhumb Line Sailing | Astro Navigation...

   astronavigationdemystified.com › short-distance-sailing-and-rhumb-line-sailing

   Short distance sailing is a term which is applied to sailing along a rhumb-line for distances less than 600 nautical miles. From the formulas derived above, the following are used extensively in short distance sailing:

3. www.onboardintelligence.com › CalculationsRhumb line, Great circle calculations - OnboardIntelligence.com

   www.onboardintelligence.com › Calculations

   Rhumb line calculation: Departure position (latitude, longitude) + Course and Distance, to compute Arrival position. Departure position + Arrival position, to compute Course and Distance. Path of constant course between Departure position and Arrival position . Great Circle calculation.

4. thenauticalalmanac.com › 2017_Bowditch-_American_Practical_Navigator › Volume-_1CHAPTER 12 THE SAILINGS - The Nautical Almanac

   thenauticalalmanac.com › 2017_Bowditch-_American_Practical_Navigator › Volume-_1

   A rhumb line makes the same angle with all meridians it crosses and appears as a straight line on a Mercator chart. The principal advantage of a rhumb line is that it maintains

5. aa.usno.navy.mil › downloads › reportsPractical Sailing Formulas for Rhumb-Line Tracks on an Oblate...

   aa.usno.navy.mil › downloads › reports

   The formulas for determining a ship’s dead-reckoned position, given an initial known location, the vessel’s course and speed, and the time elapsed, are referred to as the sailing formulas....

6. thenavalarch.com › software › maritime-industry-thenavalarchPassageXL: Passage Planning Spreadsheet - TheNavalArch

   thenavalarch.com › software › maritime-industry-thenavalarch

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   The spreadsheet is calculating Rhumb and Great circle distances, courses and can provide wheel over point calculation for marking on charts in confined/restricted navigational areas. The app provides all calculations and output figures you need in order to have thorough and neat passage plan calculation.

7. primonautic.com › lessons › rhumb-line-sailing-calculationComprehensive Maritime Navigation → Rhumb Line Sailing:...

   primonautic.com › lessons › rhumb-line-sailing-calculation

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   1. Sailing on the equator: Δφ = 0°, DI = Δλ ‘, K = 090° or 270°. 2. Sailing on the parallel: Δφ = 0°, DI = Δλ ∙ cos’, K = 090° or 270°. 3. Sailing on the meridian: Δλ = 0°, DI = Δφ ‘, K = 0° or 180°. Prev.