l981aa.m77t - MGD77 data file for Geophysical data from field activity L-9-81-AA in Aleutian Arc, Alaska from 07/19/1981 to 08/13/1981

Online link https://cmgds.marine.usgs.gov/catalog/pcmsc/SeriesReports/OFR/OFR_89-167/1320.faq.html
Description Single-beam bathymetry, magnetics, and gravity data along with transit satellite navigation data was collected as part of field activity L-9-81-AA in Aleutian Arc, Alaska from 07/19/1981 to 08/13/1981, http://walrus.wr.usgs.gov/infobank/l/l981aa/html/l-9-81-aa.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/l/l981aa/html/l-9-81-aa.bath.html http://walrus.wr.usgs.gov/infobank/l/l981aa/html/l-9-81-aa.grav.html http://walrus.wr.usgs.gov/infobank/l/l981aa/html/l-9-81-aa.mag.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. [More]
Originators U.S. Geological Survey; Coastal and Marine Geology Program; Steele, William Clinton; Degnan, Carolyn H.; Deeter, Gary B.; and Riordan, Jean A.

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