Navionics gives you the ability to update maps

  • dandorn
    M.I.N.N.E.S.O.T.A.
    Posts: 3211
    November 19, 2012 at 12:49 am #1113208

    Am I missing something here? How can they glean that much
    info on a few recorded passes?

    Skeptical at best……………………

    KirtH
    Lakeville
    Posts: 4063
    November 29, 2012 at 4:41 pm #1115837

    I have seen Dr Depth do it.

    jd318
    NE Nebraska
    Posts: 757
    November 29, 2012 at 6:50 pm #1116045

    Extrapolation by software. Is it perfect? No. But as more data is collected the extrapolated output is more accurate.

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