Processed ship-based Navigation Data (version 1) from the Juan de Fuca Spreading Center acquired during the Atlantis II expedition A118-21 (1987)

This data set was acquired with a ship-based Navigation system during Atlantis II expedition A118-21 conducted in 1987 (Chief Scientist: Dr. Stephen Hammond). These data files are of Shapefile format and include Navigation data and were processed after data collection.本数据集于1987年执行的亚特兰蒂斯二世（Atlantis II）A118-21号科考航次期间，通过船载导航系统采集所得，本次航次首席科学家为斯蒂芬·哈蒙德博士。该数据集文件采用形状文件（Shapefile）格式，包含导航数据，且已于数据采集完成后完成预处理。