Solar Calculations

A few years ago I created this solar Equation of Time visualisation using a visual basic macro and DeltaCAD: That was at a time before SVG was supported by any major browser. Today the situation is quite different and it is time to revisit the creation of Visualisations for the web. Is it possible...
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Some of you will be aware that the rotation of the earth is not at a completely uniform speed. In fact, due to the action of the tides and other forces, the earth is slowing down. (Dr. Richard Sauder has written an interesting summary here. ) The international time standard UTC is linked...
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