%0 Journal Article %T Automated calculation of the safety parameter No go Area in the safety problems of shipping when planning for ECDIS %A Filatov, V.I. %K approximation, isobath, security parameters, cubic spline, “No go Area”, NGA, sigmoid function, virtual repulsion field %J Operation of Maritime Transport %D 2020 %N %P 6 %I Budget Educational Institution of Higher Education “Admiral Ushakov State Maritime University”