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5 votes

How are the coefficients in the EGM96 model normalized?

The normalization factor conventionally used in satellite geodesy appears in [Kaula's Eq. 1.34]{}. Here I call it $N_{n,m}$: \begin{align*} N_{n,m}...
Bob Werner's user avatar
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1 vote

Visibility of curvature on other planets and moons

Whether a straight line appears straight or curved is highly subjective. It depends on your expectations, and the part of your visual field the line is passing through. Straight lines passing through ...
Woody's user avatar
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