Re: Help with Declination Math




"Mij Adyaw" <mijadyaw@xxxxxxxxxx> wrote in message
news:VZ2ne.2117$4p.534@xxxxxxxxxxxxx
> Assume that star charts are available and that a calculator is not
> available. It is very simple using the date to calculate what right
> ascension is in the Southern sky at any time. On the other hand,
> declination is more difficult. I would like to be able to perform a simple
> rough estimate calculation in my head to determine the altitude of a star
> in the sky at any time. Is this possible? For example, I would like to
> calculate the altitude of Vega in the North-Eastern sky this evening at
> 04:00 UTC at my latitude of 33 degrees. The only information that I am
> given is the RA and DEC of Vega.
>
> Thanks,
>
> -mij
>

My question is WHY? I have never heard of such a thing. If you have a
telescope on with GEM, you have setting ircles for all of that.

Maybe you are one of those religious freaks like that Durani ***,


.


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