coordist.js
function getTrueAngle(point) {
    return Math.atan((minorAxisSquare / majorAxisSquare) * Math.tan(Deg2Rad(point.lat))) * 180 / Math.PI;
}
function getTrueAngle(point) {
    return Math.atan((minorAxisSquare / majorAxisSquare) * Math.tan(Deg2Rad(point.lat))) * 180 / Math.PI;
}
function getTrueAngle ( point ) { return Math . atan ( ( minorAxisSquare / majorAxisSquare ) * Math . tan ( Deg2Rad ( point . lat ) ) ) * 180 / Math . PI ; }
Determine true angle for point on surface

@param Object point Point on surface

@var point {lat, lng, alt}
@var lat - latitude (широта)
@var lng - longitude (долгота)
@var alt - altitude (высота над уровнем моря)

@return Number
Determine true angle for point on surface