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Select declin dist to see data and diagrams of the declination and distance. Select orbit to see data and a diagram of the ecliptic orbit.
The WMM Google spreadsheet allows user to calculate declination values for mutiple points. The user may upload a file with location, altitude and date information to this spreadsheet. The user needs only a google account and a browser to use this application and it works on any operating systems.
Here you can download my Excel sheet. But remember this is very simple made, don't trust it and use it alone for decision to which camera or telescope to buy. You download this and use it on your own risk!
How to calculate altitude and azimuth using a free and intuitive spreadsheet (excel) after sextant sights (Celestial Navigation) - free software.
Enter the information required into the unlocked white cells bounded in green. The grey cells return intermediate results, such as GHA, Declination, LHA, Hc and Ho, which you can compare with results obtained from the Sight Reduction Tables. The final result, in blue, is your Azimuth and Intercept.
A collection of spreadsheets for performing calculations associated with celestial navigation. The spreadsheets available through this repository are designed to increase the accuracy, reliability, and the speed with which you can derive your position from observations of the heavens.
2 lip 2022 · Use the tool below to compute values for the geomagnetic field and secular variation for a given set of coordinates and date. This calculator uses the World Magnetic Model as released in Dec 2019.
