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    Re: App or program to find Hc just from lat, dec and LHA?
    From: Dale Bletso
    Date: 2015 Dec 4, 10:24 -0800

    Sight Calc   sightcalc@nucocom.com  or from Itunes app store.  Developed by someone in the USPS to check your calculations from their 'Law of Cosines' sight reductions.

       
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