Bearing splitting and near-surface source ranging in the direct zone of deep water
Wu Jun-Nan1, 2, Zhou Shi-Hong1, †, , Peng Zhao-Hui1, Zhang Yan1, Zhang Ren-He1
       

(a) Source and receiving ship’s GPS positions during the experiment. The black circle is the schematic DZ of the receiving ship. (b) Source–receiver distances. (c) Relative bearings.