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k181ar.m77t - MGD77 data file for Geophysical data from field activity K-1-81-AR in Arctic from 07/15/1981 to 08/02/1981

Metadata Updated: October 26, 2023

Single-beam bathymetry data along with DGPS navigation data was collected as part of field activity K-1-81-AR in Arctic from 07/15/1981 to 08/02/1981, The geophysical source was a Knudsen 12 kHz 320B/R echosounder. These data are reformatted from space-delimited ASCII text files located in the Coastal and Marine Geology Program (CMGP) InfoBank field activity catalog at 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.

Access & Use Information

Public: This dataset is intended for public access and use. License: No license information was provided. If this work was prepared by an officer or employee of the United States government as part of that person's official duties it is considered a U.S. Government Work.

Downloads & Resources


Metadata Created Date June 1, 2023
Metadata Updated Date October 26, 2023

Metadata Source

Harvested from DOI EDI

Additional Metadata

Resource Type Dataset
Metadata Created Date June 1, 2023
Metadata Updated Date October 26, 2023
Publisher U.S. Geological Survey
Identifier USGS:8a22b748-660c-4432-b13a-f9ef2051df71
Data Last Modified 20201019
Category geospatial
Public Access Level public
Bureau Code 010:12
Metadata Context
Metadata Catalog ID
Schema Version
Catalog Describedby
Harvest Object Id b5ed4971-261d-450b-b25b-2b71e7282b6f
Harvest Source Id 52bfcc16-6e15-478f-809a-b1bc76f1aeda
Harvest Source Title DOI EDI
Metadata Type geospatial
Old Spatial -150.49371,70.01049,-144.70839,70.6391
Publisher Hierarchy White House > U.S. Department of the Interior > U.S. Geological Survey
Source Datajson Identifier True
Source Hash b3549fec54eac7759f6e63f3c2b5e3581b396da3cdcc063b96cc954a25479fbb
Source Schema Version 1.1
Spatial {"type": "Polygon", "coordinates": -150.49371, 70.01049, -150.49371, 70.6391, -144.70839, 70.6391, -144.70839, 70.01049, -150.49371, 70.01049}

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