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What does this data set describe?

Title:
Geophysical data of field activity W-17-77-AR in Beaufort Sea from 01/01/1977 to 02/11/1977
Abstract:
WesternGeco. Geophysical data (navigation, seismic) of field activity W-17-77-AR in Beaufort Sea from 01/01/1977 to 02/11/1977, <http://walrus.wr.usgs.gov/infobank/w/w1777ar/html/w-17-77-ar.meta.html>.
Supplemental_Information:

Equipment Used -
navigation data directory exists
seismic data directory exists
Notes -
Description of Survey Area 00017: Beaufort Sea Phase 1 1977<br> <p>
Client Name WesternGeco Multiclient<br>
Coordinate Location Vessel 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/>, 20130331, Geophysical data of field activity W-17-77-AR in Beaufort Sea from 01/01/1977 to 02/11/1977: 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: -151.27235
    East_Bounding_Coordinate: -142.95345
    North_Bounding_Coordinate: 71.08700
    South_Bounding_Coordinate: 70.06978

  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: 11-Feb-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: 05-Jan-2007 (process 1 of 1)
    Navigation Data 
    09/25/2006 carolyn /infobank/w/w1777ar/seis/w-17-77-ar.411_mcs
/infobank/programs/time/lines2times/lines2times
Seismic FFID/Shot/CDP data
from /we/ray/410files/w1777ar_sw.410 on 25-Sep-2006
times are fake
       1         2         3         4         5         6         7
3456789012345678901234567890123456789012345678901234567890123456789012345678

    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-17-77-ar.053 [SINS])
YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
197701010000001    197701010020258
197701020000001    197701020021057
197701030000001    197701030001142
197701040000001    197701040005462
197701050000001    197701050000387
197701060000001    197701060003057
197701070000001    197701070006531
197701080000001    197701080007203
197701090000001    197701090004111
197701100000001    197701100006382
197701110000001    197701110008170
197701120000001    197701120002285
197701130000001    197701130001252
197701140000001    197701140012543
197701150000001    197701150002071
197701160000001    197701160002084
197701170000001    197701170002096
197701180000001    197701180002256
197701190000001    197701190002357
197701200000001    197701200002106
197701210000001    197701210002098
197701220000001    197701220002132
197701230000001    197701230002363
197701240000001    197701240002363
197701250000001    197701250001297
197701260000001    197701260002576
197701270000001    197701270003156
197701280000001    197701280003176
197701290000001    197701290003095
197701300000001    197701300003264
197701310000001    197701310003288
197702010000001    197702010003201
197702020000001    197702020003264
197702030000001    197702030003015
197702040000001    197702040002396
197702050000001    197702050001122
197702060000001    197702060001165
197702070000001    197702070002288
197702080000001    197702080002237
197702090000001    197702090002264
197702100000001    197702100002228
197702110000001    197702110002348
YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
Seismic Shots Data (w-17-77-ar.411_053)
YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
197701010000001    197701010020258
197701020000001    197701020021057
197701030000001    197701030001142
197701040000001    197701040005462
197701050000001    197701050000387
197701060000001    197701060003057
197701070000001    197701070006531
197701080000001    197701080007203
197701090000001    197701090004111
197701100000001    197701100006382
197701110000001    197701110008170
197701120000001    197701120002285
197701130000001    197701130001252
197701140000001    197701140012543
197701150000001    197701150002071
197701160000001    197701160002084
197701170000001    197701170002096
197701180000001    197701180002256
197701190000001    197701190002357
197701200000001    197701200002106
197701210000001    197701210002098
197701220000001    197701220002132
197701230000001    197701230002363
197701240000001    197701240002363
197701250000001    197701250001297
197701260000001    197701260002576
197701270000001    197701270003156
197701280000001    197701280003176
197701290000001    197701290003095
197701300000001    197701300003264
197701310000001    197701310003288
197702010000001    197702010003201
197702020000001    197702020003264
197702030000001    197702030003015
197702040000001    197702040002396
197702050000001    197702050001122
197702060000001    197702060001165
197702070000001    197702070002288
197702080000001    197702080002237
197702090000001    197702090002264
197702100000001    197702100002228
197702110000001    197702110002348
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-17-77-AR data set <http://walrus.wr.usgs.gov/infobank/w/w1777ar/html/w-17-77-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: 8.2
Network links: <http://walrus.wr.usgs.gov/infobank/w/w1777ar/html/w-17-77-ar.nav.html>

Data format: ASCII Size: 8.2
Network links: <http://walrus.wr.usgs.gov/infobank/w/w1777ar/html/w-17-77-ar.seis.html>

  • Cost to order the data: None

    • Who wrote the metadata?

    Dates:
    Last modified: 31-Mar-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 Sun Mar 31 08:03:20 2013