Navigational Algorithms Files

© Andrés Ruiz
https://sites.google.com/site/navigationalalgorithms/
Free for non-commercial use

Warranty disclaimer:
Use at your own risk.
Results have been checked,
but however, the programs may contain errors.

Additional packs for Windows:
.NET 8.0 is necessary
https://dotnet.microsoft.com/en-us/download
If it is needed install:
Latest Microsoft Visual C++ Redistributable Version for X86.
https://learn.microsoft.com/en-us/cpp/windows/latest-supported-vc-redist?view=msvc-170

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Proceed to download:
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Navigational Algorithms.zip
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Navigation Dashboard
	Launcher, see: "Navigation Manager.png"

AstroNavigation
	Celestial navigation app:
	Observed altitude.
	Sight reduction
	Celestial running fix, plot of the circles of equal altitude.

Nautical almanac
	Nautical almanac: Sun Moon, Mercury, Venus, Mars, Jupiter, Saturn and navigational stars.
	Visible sky.
	Lunar distance.
	Star-star distance.

Nautical astronomy
	Latitude by Polaris
	Noon sight
	Sun ex-merian sight
	Time sight for the Sun
	Latitude by the Sun´s Altitude and Time

Plotting of the circumferences of equal altitude

SAR search pattens
	see "SAR patterns.png"

Chart Work
	Rhumb line, Great Circle, Composite sailing, Meridional parts.
	Lines of position
	Piloting - currents and coastal fix

Magnetic compass
	Magnetic variation (World Magnetic Model).
	Deviation curve of the magnetic compass.
	Course calculator

Tide interpolator

Meteorology
	Instrumentation: thermometer, barometer, dew point, apparent wind

Sexagesimal converter

Least Squares Polynomial Fit






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OLD
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20180108 Navigational Algorithms Lunars & CW.Setup.zip
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Chart Work pack (Old version - without map plot)
 - Lines of position
 - GC sailing
 - Piloting: currents and coastal fix
 - SAR search pattens.

Lunar Distances and Sextant calibration by star-star distance.



Metcalf.zip -> MetcalfOCF.exe
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Calculates position, latitude and longitude, from several observations by least squares fitting to the altitude of any number of bodies vs. time.
ref:
1. On the Overdetermined Celestial Fix, Metcalf and Metcalf. NAVIGATION, Vol. 38, No. 1, Spring 1991, pp 79-89. 
2. Advancing Celestial Circles of Position, Metcalf, T. R. NAVIGATION, Vol. 38, No. 3, Fall 1991, pp 285-288. 
3. An Extension to the Overdetermined Celestial Fix, Metcalf, T. R. NAVIGATION, Vol. 39, No. 4, Winter 1992-93, pp. 477-480. 
4. Piloting with Celestial Algorithms, T.R. Metcalf and F.T. Metcalf. NAVIGATION, Vol. 41, No. 2, Summer 1994, pp 207-214.