[PLUG-TALK] Astronomy Question

[Bill Barry]

On Fri, Aug 3, 2012 at 10:49 PM, Richard C. Steffens <rsteff at comcast.net>wrote:

> Not particularly computer related, but might need a computer for the
> calculation:
>
> Where can I find information on how to predict where the moon will rise
> for my location?
>
> Back in the summer of either 1990 or 1991 we were sitting on our deck
> looking towards Mt. Hood when the moon rose directly behind the peak.
> We've never seen it rise in that spot since. I understand that this sort
> of thing happens in cycles, and that the period of this particular cycle
> is around 17 years.
>
> I'm assuming astronomers know how to calculate this, but I have not had
> success devising the correct Google foo to turn it up. Any hints on
> where to look would be appreciated.
>
> So, given my latitude and longitude, how do I calculate what angle to
> look to find the moon rise on any given night -- assuming no cloud
> cover, of course.
>
>
This should get the calculation started.
http://aa.usno.navy.mil/data/docs/AltAz.php

Bill
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