Dictionary:Rho-rho determination

{{#category_index:R|rho-rho determination}} (rō rō) Positioning (q.v.) in which the distance from two known points is used to determine the location. Also called range-range. Other ways of determining location include rho-theta determinations, measurement of differences in distances, use of azimuthal systems, dead reckoning, etc. Rho-rho-rho measurements involve measuring distances from three known points.