l1081na.m77t - MGD77 data file for Geophysical data from field activity L-10-81-AA in North Aleutians, Alaska from 08/16/1981 to 08/23/1981
Single-beam bathymetry data along with DGPS navigation data was collected as part of field activity L-10-81-AA in North Aleutians, Alaska from 08/16/1981 to 08/23/1981, The geophysical source was a Knudsen 12 kHz 320B/R echosounder. These data are reformatted from space-delimited ASCII text files lo...
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USGS Science Data Catalog
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dataone:fc2ec670-46c3-4bc0-8fc6-3c5adf84b238 2023-11-08T14:15:00+01:00 l1081na.m77t - MGD77 data file for Geophysical data from field activity L-10-81-AA in North Aleutians, Alaska from 08/16/1981 to 08/23/1981 U.S. Geological Survey Coastal and Marine Geology Program ENVELOPE(-166.52417,-160.73595,56.89931,53.89505) BEGINDATE: 1981-08-16T00:00:00Z ENDDATE: 1981-08-23T00:00:00Z 2013-01-01T00:00:00Z https://search.dataone.org/view/fc2ec670-46c3-4bc0-8fc6-3c5adf84b238 unknown USGS Science Data Catalog geoscientificinformation oceans Marine Geology Marine Geophysics Bathymetry Water Depth Seafloor Topography distributions bathymetry and elevation single-beam echo sounder marine geophysics bathymetry measurement bathymetry AK Alaska Aleutian Arc Aleutians North Aleutians, Alaska USA Dataset 2013 dataone:urn:node:USGS_SDC 2023-11-08T13:40:37Z Single-beam bathymetry data along with DGPS navigation data was collected as part of field activity L-10-81-AA in North Aleutians, Alaska from 08/16/1981 to 08/23/1981, 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 http://walrus.wr.usgs.gov/infobank/l/l1081aa/html/l-10-81-aa.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. Dataset Alaska walrus* USGS Science Data Catalog (via DataONE) Knudsen ENVELOPE(16.057,16.057,67.137,67.137) ENVELOPE(-166.52417,-160.73595,56.89931,53.89505) |
institution |
Open Polar |
collection |
USGS Science Data Catalog (via DataONE) |
op_collection_id |
dataone:urn:node:USGS_SDC |
language |
unknown |
topic |
geoscientificinformation oceans Marine Geology Marine Geophysics Bathymetry Water Depth Seafloor Topography distributions bathymetry and elevation single-beam echo sounder marine geophysics bathymetry measurement bathymetry AK Alaska Aleutian Arc Aleutians North Aleutians, Alaska USA |
spellingShingle |
geoscientificinformation oceans Marine Geology Marine Geophysics Bathymetry Water Depth Seafloor Topography distributions bathymetry and elevation single-beam echo sounder marine geophysics bathymetry measurement bathymetry AK Alaska Aleutian Arc Aleutians North Aleutians, Alaska USA U.S. Geological Survey Coastal and Marine Geology Program l1081na.m77t - MGD77 data file for Geophysical data from field activity L-10-81-AA in North Aleutians, Alaska from 08/16/1981 to 08/23/1981 |
topic_facet |
geoscientificinformation oceans Marine Geology Marine Geophysics Bathymetry Water Depth Seafloor Topography distributions bathymetry and elevation single-beam echo sounder marine geophysics bathymetry measurement bathymetry AK Alaska Aleutian Arc Aleutians North Aleutians, Alaska USA |
description |
Single-beam bathymetry data along with DGPS navigation data was collected as part of field activity L-10-81-AA in North Aleutians, Alaska from 08/16/1981 to 08/23/1981, 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 http://walrus.wr.usgs.gov/infobank/l/l1081aa/html/l-10-81-aa.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. |
format |
Dataset |
author |
U.S. Geological Survey Coastal and Marine Geology Program |
author_facet |
U.S. Geological Survey Coastal and Marine Geology Program |
author_sort |
U.S. Geological Survey |
title |
l1081na.m77t - MGD77 data file for Geophysical data from field activity L-10-81-AA in North Aleutians, Alaska from 08/16/1981 to 08/23/1981 |
title_short |
l1081na.m77t - MGD77 data file for Geophysical data from field activity L-10-81-AA in North Aleutians, Alaska from 08/16/1981 to 08/23/1981 |
title_full |
l1081na.m77t - MGD77 data file for Geophysical data from field activity L-10-81-AA in North Aleutians, Alaska from 08/16/1981 to 08/23/1981 |
title_fullStr |
l1081na.m77t - MGD77 data file for Geophysical data from field activity L-10-81-AA in North Aleutians, Alaska from 08/16/1981 to 08/23/1981 |
title_full_unstemmed |
l1081na.m77t - MGD77 data file for Geophysical data from field activity L-10-81-AA in North Aleutians, Alaska from 08/16/1981 to 08/23/1981 |
title_sort |
l1081na.m77t - mgd77 data file for geophysical data from field activity l-10-81-aa in north aleutians, alaska from 08/16/1981 to 08/23/1981 |
publisher |
USGS Science Data Catalog |
publishDate |
2013 |
url |
https://search.dataone.org/view/fc2ec670-46c3-4bc0-8fc6-3c5adf84b238 |
op_coverage |
ENVELOPE(-166.52417,-160.73595,56.89931,53.89505) BEGINDATE: 1981-08-16T00:00:00Z ENDDATE: 1981-08-23T00:00:00Z |
long_lat |
ENVELOPE(16.057,16.057,67.137,67.137) ENVELOPE(-166.52417,-160.73595,56.89931,53.89505) |
geographic |
Knudsen |
geographic_facet |
Knudsen |
genre |
Alaska walrus* |
genre_facet |
Alaska walrus* |
_version_ |
1782011852834734080 |