k283np.m77t - MGD77 data file for Geophysical data from field activity K-2-83-NP in Gorda Ridge, North Pacific from 10/08/1983 to 10/13/1983

Single-beam bathymetry data along with DGPS navigation data was collected as part of field activity K-2-83-NP in Gorda Ridge, North Pacific from 10/08/1983 to 10/13/1983, http://walrus.wr.usgs.gov/infobank/k/k283np/html/k-2-83-np.meta.html
These data are reformatted from space-delimited ASCII text files located in the Coastal and Marine Geology Program (CMGP) InfoBank field activity catalog at http://walrus.wr.usgs.gov/infobank/k/k283np/html/k-2-83-np.bath.html into MGD77T format provided by the NOAA's National Geophysical Data Center(NGDC). The MGD77T format includes a header (documentation) file (.h77t) and a data file (.m77t). More information regarding this format can be found in the publication listed in the Cross_reference section of this metadata file.

本数据集包含单波束测深数据（single-beam bathymetry data）与差分GPS（DGPS）导航数据，系1983年10月8日至10月13日于北太平洋戈尔达海脊（Gorda Ridge）开展的K-2-83-NP野外作业的采集成果，相关元数据可通过以下链接获取：http://walrus.wr.usgs.gov/infobank/k/k283np/html/k-2-83-np.meta.html。
本数据集由美国海岸与海洋地质调查计划（Coastal and Marine Geology Program, CMGP）信息库野外作业目录中的空格分隔ASCII文本文件转换而来，格式为美国国家海洋和大气管理局（NOAA）下属国家地球物理数据中心（NGDC）制定的MGD77T格式；原始测深数据文件可通过以下链接获取：http://walrus.wr.usgs.gov/infobank/k/k283np/html/k-2-83-np.bath.html。
MGD77T格式包含头文件（文档文件，文件后缀为.h77t）与数据文件（文件后缀为.m77t）。有关该格式的详细说明，可参阅本元数据文件“交叉参考”部分所列的相关出版物。