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  • 1 Post By veitnamcam

Thread: Calculating velocity

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  1. #3
    Member
    Join Date
    Jul 2013
    Location
    Godzone, South Island
    Posts
    1,705
    As above, max distance between your two ranges, and accurate measurement of your scope height. JBM is pretty simple to use, but it looks like you are about on the mark with 2700. Where are you based, I have a chrony you can borrow if you are in Canterbury.

 

 

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