New answers tagged fundamental-astronomy
If we follow the Wikipedia definition of "celestial sphere", "the celestial sphere can be considered to be infinite in radius. This means any point within it, including that occupied by the observer, can be considered the center." Hence the question could be answered, as you presume, by in the center of the celestial sphere. Although, of course, if we ...
Well, at least you did some thinking and proposed a couple of personal thoughts instead of just asking for the answer to a homework question. Both observations you make are pertinent. Remember, a celestial sphere doesn't actually exist. It is an imaginary concept, a simplification based upon our perspective of the universe. A planetarium, whether it is an ...
Yes, you can, and it is easy. You only need a Nautical Almaniac. You'll find there both the tables you need for the Equation of Time and the formulas to use.
Of course it is! How do you think sundials work? That said, there are better, more precise ways to keep time. I don't know how to do it for an image; that is really a computational problem rather than an astronomy question. You might be better off asking it at Stack Overflow.
Top 50 recent answers are included