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What does this data set describe?

Title:
Geophysical data of field activity W-62-77-AR in Beaufort Sea from 01/01/1977 to 03/10/1977
Abstract:
WesternGeco. Geophysical data (navigation, seismic) of field activity W-62-77-AR in Beaufort Sea from 01/01/1977 to 03/10/1977, <http://walrus.wr.usgs.gov/infobank/w/w6277ar/html/w-62-77-ar.meta.html>.
Supplemental_Information:

Equipment Used -
navigation data directory exists
seismic data directory exists
Notes -
Description of Survey Area 72162: Beaufort Sea 1977<br> <p>
Client Name WesternGeco Multiclient<br>
Coordinate Location Antenna Locations<br>
Spheroid Definition-Survey Clarke 1866 6378206.400 294.978698<br>
Spheroid Def. - Post Plot Clarke 1866 6378206.400 294.978698<br>
Geodetic Datum - Survey NAD 27<br>
Geodetic Datum - Post Plot NAD 27<br>
<p>
Datum Shifts<br>
Projection Type Transverse Mercator<br>
Grid System UTM Zone 6<br>
Grid Units Meters<br>
Central Meridian 147 0 0.000W<br>
Grid Origin 0 0 0.000N147 0 0.000W<br>
Grid Coordinates at Origin 500000.00E 0.00N<br>
Scale Factor 0.9996000000<br>
Scale Factor Defined at 0 0 0.000N147 0 0.000W<br>
<p>

Similar information is available for thousands of other USGS/CMG-related Activities.
If known, available are Activity-specific navigation, gravity, magnetics, bathymetry, seismic, and sampling data; track maps; and equipment information; as well as summary overviews, crew lists, and information about analog materials.
If available, access to physical samples is described in the "WR CMG Sample Distribution Policy" at: <http://walrus.wr.usgs.gov/infobank/programs/html/main/sample-dist-policy.html>
Primary access to the USGS/CMG Information Bank's digital data, analog data, and metadata is provided through... <http://walrus.wr.usgs.gov/infobank/>
This page accomodates a variety of search approaches (e.g., by platform, by region, by scientist, by equipment type, etc.).
  1. How should this data set be cited?

    U.S. Geological Survey (USGS) <http://www.usgs.gov/>, Coastal and Marine Geology Program (CMGP) <http://marine.usgs.gov/>, 20131101, Geophysical data of field activity W-62-77-AR in Beaufort Sea from 01/01/1977 to 03/10/1977: U.S. Geological Survey (USGS) <http://www.usgs.gov>, Coastal and Marine Geology (CMG) <http://walrus.wr.usgs.gov>, Menlo Park, CA.

    Online Links:

  2. What geographic area does the data set cover?

    West_Bounding_Coordinate: -156.03840
    East_Bounding_Coordinate: -140.89905
    North_Bounding_Coordinate: 71.41320
    South_Bounding_Coordinate: 69.71914

  3. What does it look like?

  4. Does the data set describe conditions during a particular time period?

    Beginning_Date: 01-Jan-1977
    Ending_Date: 10-Mar-1977
    Currentness_Reference: ground condition

  5. What is the general form of this data set?

  6. How does the data set represent geographic features?

    1. How are geographic features stored in the data set?

      Indirect_Spatial_Reference: Beaufort Sea
      This is a Point data set. It contains the following vector data types (SDTS terminology):
      • Point

    2. What coordinate system is used to represent geographic features?

      Horizontal positions are specified in geographic coordinates, that is, latitude and longitude. Latitudes are given to the nearest 0.00001. Longitudes are given to the nearest 0.00001. Latitude and longitude values are specified in Decimal degrees.

      The horizontal datum used is North American Datum of 1927.
      The ellipsoid used is Clarke 1866.
      The semi-major axis of the ellipsoid used is 6378206.4.
      The flattening of the ellipsoid used is 1/294.98.

      Vertical_Coordinate_System_Definition:
      Depth_System_Definition:
      Depth_Datum_Name: Local surface
      Depth_Resolution: 0.1
      Depth_Distance_Units: meters
      Depth_Encoding_Method: Attribute values


  7. How does the data set describe geographic features?

    Entity_and_Attribute_Overview:
    Navigation with Time Stamp <http://walrus.wr.usgs.gov/infobank/programs/html/definition/nav.html>
    Entity_and_Attribute_Overview:
    Seismic Shots with Time Stamp <http://walrus.wr.usgs.gov/infobank/programs/html/definition/seis.html>


Who produced the data set?

  1. Who are the originators of the data set? (may include formal authors, digital compilers, and editors)

  2. Who also contributed to the data set?

  3. To whom should users address questions about the data?

    U.S. Geological Survey (USGS) <http://www.usgs.gov>, Coastal and Marine Geology (CMG) <http://walrus.wr.usgs.gov>
    Attn: Clint Steele <http://walrus.wr.usgs.gov/staff/csteele.html>
    InfoBank Group Leader <http://walrus.wr.usgs.gov/staff/csteele.html>
    USGS, MailStop 999, 345 Middlefield Road
    Menlo Park, CA 94025-3561
    USA

    (650) 329-5055 (voice)
    (650) 329-5190 (FAX)
    infobank@octopus.wr.usgs.gov <mailto:infobank@octopus.wr.usgs.gov>


Why was the data set created?

These data and information are intended for science researchers, students from elementary through college, policy makers, and general public.


How was the data set created?

  1. From what previous works were the data drawn?

  2. How were the data generated, processed, and modified?

    Date: 08-Jul-2004 (process 1 of 1)
    Navigation Data
    07/08/2004 mosier name change to w-62-77-ar.051
    
    03/05/2004 clint w-62-77-ar.062
    /infobank/programs/time/lines2times/l2t
    Global positioning system (GPS) data
    Times are faked.
    
    Input was...
    02/02/2004 clint w-62-77-ar.061
    /infobank/programs/time/lines2times/lines2times
    Global positioning system (GPS) data
    times are fake
    
    year,day,hr,min,sec,tenths,lat,long,line,shot,easting,northing,depth
    

    Person who carried out this activity:

    U.S. Geological Survey (USGS) <http://www.usgs.gov>, Coastal and Marine Geology (CMG) <http://walrus.wr.usgs.gov>
    Attn: Clint Steele <http://walrus.wr.usgs.gov/staff/csteele.html>
    InfoBank Group Leader <http://walrus.wr.usgs.gov/staff/csteele.html>
    USGS, MailStop 999, 345 Middlefield Road
    Menlo Park, CA 94025-3561
    USA

    (650) 329-5055 (voice)
    (650) 329-5190 (FAX)
    infobank@octopus.wr.usgs.gov <mailto:infobank@octopus.wr.usgs.gov>

  3. What similar or related data should the user be aware of?

    U.S. Geological Survey (USGS) <http://www.usgs.gov>, Coastal and Marine Geology (CMG) <http://walrus.wr.usgs.gov>, Unknown, USGS/CMG Information Bank <http://walrus.wr.usgs.gov/infobank/>: U.S. Geological Survey (USGS) <http://www.usgs.gov> Coastal and Marine Geology (CMG) <http://walrus.wr.usgs.gov>, Menlo Park, CA.

    Online Links:


How reliable are the data; what problems remain in the data set?

  1. How well have the observations been checked?

    Identified as best available version.

  2. How accurate are the geographic locations?

    Unspecified

  3. How accurate are the heights or depths?

    Unspecified

  4. Where are the gaps in the data? What is missing?

    Start and end date/times of data

    Navigation Data (w-62-77-ar.051 [SINS])
    YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
    197701010000001    197701010000457
    197701020000001    197701020000527
    197701030000001    197701030001039
    197701040000001    197701040000248
    197701050000001    197701050002158
    197701060000001    197701060002291
    197701070000001    197701070002394
    197701080000001    197701080001382
    197701090000001    197701090002310
    197701100000001    197701100002400
    197701110000001    197701110001575
    197701120000001    197701120001070
    197701130000001    197701130000268
    197701140000001    197701140001474
    197701150000001    197701150000378
    197701160000001    197701160001569
    197701170000001    197701170002196
    197701180000001    197701180001537
    197701190000001    197701190002071
    197701200000001    197701200004544
    197701210000001    197701210001162
    197701220000001    197701220000574
    197701230000001    197701230004300
    197701240000001    197701240002035
    197701250000001    197701250003552
    197701260000001    197701260002067
    197701270000001    197701270002471
    197701280000001    197701280002196
    197701290000001    197701290002411
    197701300000001    197701300002237
    197701310000001    197701310002488
    197702010000001    197702010003292
    197702020000001    197702020002531
    197702030000001    197702030002285
    197702040000001    197702040002526
    197702050000001    197702050002161
    197702060000001    197702060002506
    197702070000001    197702070002121
    197702080000001    197702080003301
    197702090000001    197702090001571
    197702100000001    197702100003172
    197702110000001    197702110002000
    197702120000001    197702120003101
    197702130000001    197702130002298
    197702140000001    197702140003011
    197702150000001    197702150001528
    197702160000001    197702160002566
    197702170000001    197702170001527
    197702180000001    197702180002556
    197702190000001    197702190002086
    197702200000001    197702200000521
    197702210000001    197702210002508
    197702220000001    197702220002511
    197702230000001    197702230002436
    197702240000001    197702240002422
    197702250000001    197702250001549
    197702260000001    197702260002270
    197702270000001    197702270002251
    197702280000001    197702280003116
    197703010000001    197703010002496
    197703020000001    197703020001322
    197703030000001    197703030002271
    197703040000001    197703040002117
    197703050000001    197703050002095
    197703060000001    197703060001151
    197703070000001    197703070002160
    197703080000001    197703080002165
    197703090000001    197703090001496
    197703100000001    197703100001430
    YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
    Seismic Shots Data (w-62-77-ar.420_051)
    YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
    197701010000001    197701010000457
    197701020000001    197701020000527
    197701030000001    197701030001039
    197701040000001    197701040000248
    197701050000001    197701050002158
    197701060000001    197701060002291
    197701070000001    197701070002394
    197701080000001    197701080001382
    197701090000001    197701090002310
    197701100000001    197701100002400
    197701110000001    197701110001575
    197701120000001    197701120001070
    197701130000001    197701130000268
    197701140000001    197701140001474
    197701150000001    197701150000378
    197701160000001    197701160001569
    197701170000001    197701170002196
    197701180000001    197701180001537
    197701190000001    197701190002071
    197701200000001    197701200004544
    197701210000001    197701210001162
    197701220000001    197701220000574
    197701230000001    197701230004300
    197701240000001    197701240002035
    197701250000001    197701250003552
    197701260000001    197701260002067
    197701270000001    197701270002471
    197701280000001    197701280002196
    197701290000001    197701290002411
    197701300000001    197701300002237
    197701310000001    197701310002488
    197702010000001    197702010003292
    197702020000001    197702020002531
    197702030000001    197702030002285
    197702040000001    197702040002526
    197702050000001    197702050002161
    197702060000001    197702060002506
    197702070000001    197702070002121
    197702080000001    197702080003301
    197702090000001    197702090001571
    197702100000001    197702100003172
    197702110000001    197702110002000
    197702120000001    197702120003101
    197702130000001    197702130002298
    197702140000001    197702140003011
    197702150000001    197702150001528
    197702160000001    197702160002566
    197702170000001    197702170001527
    197702180000001    197702180002556
    197702190000001    197702190002086
    197702200000001    197702200000521
    197702210000001    197702210002508
    197702220000001    197702220002511
    197702230000001    197702230002436
    197702240000001    197702240002422
    197702250000001    197702250001549
    197702260000001    197702260002270
    197702270000001    197702270002251
    197702280000001    197702280003116
    197703010000001    197703010002496
    197703020000001    197703020001322
    197703030000001    197703030002271
    197703040000001    197703040002117
    197703050000001    197703050002095
    197703060000001    197703060001151
    197703070000001    197703070002160
    197703080000001    197703080002165
    197703090000001    197703090001496
    197703100000001    197703100001430
    YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
    

  5. How consistent are the relationships among the observations, including topology?

    Unspecified


How can someone get a copy of the data set?

Are there legal restrictions on access or use of the data?

Access_Constraints:
Physical materials are under controlled on-site access.
If available, access to physical samples is described in the "WR CMG Sample Distribution Policy" at: <http://walrus.wr.usgs.gov/infobank/programs/html/main/sample-dist-policy.html>
Use_Constraints:
Please recognize the U.S. Geological Survey (USGS) as the source of this information.
Physical materials are under controlled on-site access.
Some USGS information accessed through this means may be preliminary in nature and presented without the approval of the Director of the USGS. This information is provided with the understanding that it is not guaranteed to be correct or complete and conclusions drawn from such information are the responsibility of the user.
This information is not intended for navigational purposes.
Any use of trade, firm, or product names is for descriptive purposes only and does not imply endorsement by the U.S. Government.

  1. Who distributes the data set? (Distributor 1 of 1)

    U.S. Geological Survey (USGS) <http://www.usgs.gov>, Coastal and Marine Geology (CMG) <http://walrus.wr.usgs.gov>
    Attn: Clint Steele <http://walrus.wr.usgs.gov/staff/csteele.html>
    InfoBank Group Leader <http://walrus.wr.usgs.gov/staff/csteele.html>
    USGS, MailStop 999, 345 Middlefield Road
    Menlo Park, CA 94025-3561
    USA

    (650) 329-5055 (voice)
    (650) 329-5190 (FAX)
    infobank@octopus.wr.usgs.gov <mailto:infobank@octopus.wr.usgs.gov>

  2. What's the catalog number I need to order this data set?

    Downloadable Data W-62-77-AR data set <http://walrus.wr.usgs.gov/infobank/w/w6277ar/html/w-62-77-ar.meta.html>

  3. What legal disclaimers am I supposed to read?

    Please recognize the U.S. Geological Survey (USGS) as the source of this information.
    Physical materials are under controlled on-site access.
    Some USGS information accessed through this means may be preliminary in nature and presented without the approval of the Director of the USGS. This information is provided with the understanding that it is not guaranteed to be correct or complete and conclusions drawn from such information are the responsibility of the user.
    This information is not intended for navigational purposes.
    Any use of trade, firm, or product names is for descriptive purposes only and does not imply endorsement by the U.S. Government.

  4. How can I download or order the data?

    • Availability in digital form:

Data format: ASCII Size: 9.2
Network links: <http://walrus.wr.usgs.gov/infobank/w/w6277ar/html/w-62-77-ar.nav.html>

Data format: ASCII Size: 6.9
Network links: <http://walrus.wr.usgs.gov/infobank/w/w6277ar/html/w-62-77-ar.seis.html>

  • Cost to order the data: None


  • Who wrote the metadata?

    Dates:
    Last modified: 01-Nov-2013
    Metadata author:
    U.S. Geological Survey (USGS) <http://www.usgs.gov>, Coastal and Marine Geology (CMG) <http://walrus.wr.usgs.gov>
    Attn: Clint Steele <http://walrus.wr.usgs.gov/staff/csteele.html>
    InfoBank Group Leader <http://walrus.wr.usgs.gov/staff/csteele.html>
    USGS, MailStop 999, 345 Middlefield Road
    Menlo Park, CA 94025-3561
    USA

    (650) 329-5055 (voice)
    (650) 329-5190 (FAX)
    infobank@octopus.wr.usgs.gov <mailto:infobank@octopus.wr.usgs.gov>

    Metadata standard:
    FGDC Content Standards for Digital Geospatial Metadata <http://www.fgdc.gov/> (FGDC-STD-001-1998 <http://www.its.nbs.gov/nbs/meta/meta.html>)


    Generated by mp version 2.9.13 on Fri Nov 1 14:16:08 2013