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-2
votes
1answer
27 views

A good book about the moon

Sorry if this isn't the best place to ask this but it's all I could think of. Could someone recommend a good informative book about the moon? I'm looking for one as a gift for a friend and possible ...
1
vote
0answers
43 views

Is there a simple, analytical formula for the lunar phase brightness curve?

Brightness of the lunar disk varies as a function of phase angle. This phenomenon is very well established, as is the increase in brightness at low phase angles. Is there a simple analytical formula ...