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    Re: DIY planisphere: how to begin with it?
    From: Frank Reed
    Date: 2016 Oct 17, 11:38 -0700

    Brad Morris, you wrote:
    "All of the equations are realized in an interactive interface.  Set the latitude slider to 60° and capture the blue layer. "

    Yes! That's exactly how I did it when I wanted to make some altitude-azimuth scales for a planisphere (in my case, a cheap off-the-shelf planisphere). Brad's spreadsheet has this all set up and ready to go. 

    Frank Reed

       
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