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What does this data set describe?

Title:
Geophysical data of field activity W-4-77-CB in SEA-GAP, ARUBA-CURACAO from 01/01/1977 to 02/06/1977
Abstract:
WesternGeco. Geophysical data of field activity W-4-77-CB in SEA-GAP, ARUBA-CURACAO from 01/01/1977 to 02/06/1977, <http://walrus.wr.usgs.gov/infobank/w/w477cb/html/w-4-77-cb.meta.html>.
Supplemental_Information:

Notes -
SEA-GAP, ARUBA-CURACAO<br>
SURVEY DATE 1977 <br>
DATE 13-12-99 <br>
VERSION UKOOA P1-1984 <br>
CLIENT WESTERN SPEC <br>
GEOPHYSICAL CONTRACTOR WESTERN GEOPHYSICAL COMPANY OF AMERICA <br>
POSITIONING CONTRACTOR WESTERN GEOPHYSICAL COMPANY OF AMERICA<br>
POSITIONING PROCESSING WESTERN GEOPHYSICAL COMPANY OF AMERICA <br>
POSITIONING SYSTEM WISDOM <br>
SHOTPOINT POSITION ANTENNA <br>
APPLIED FROM ANTENNA 0.0 METRES AFT, 0.0 METRES PORT <br>
CLOCK TIME GMT <br>
SPHEROID AS SURVEYED A,1/F INTERNATIONAL 6378388.000 297.0000000<br>
SPHEROID AS PLOTTED A,1/F INTERNATIONAL 6378388.000 297.0000000<br>
GEODETIC DATUM AS SURVEYED <br>
GEODETIC DATUM AS PLOTTED <br>
SHIFTS N/A <br>
SHIFTS N/A <br>
VERTICAL DATUM SEA LEVEL <br>
PROJECTION TRANSVERSE MERCATOR <br>
ZONE U.T.M. ZONE 19 <br>
GRID UNIT METERS <br>
MERIDIAN 69 0 0.000W <br>
ORIGIN 0 0 0.000N 69 0 0.000W <br>
COORDINATES AT ORIGIN 500000.00E 0.00N <br>
FACTOR 0.9996000000 <br>
FOR SCALE FACTOR 0 0 0.000N 69 0 0.000W <br>
<br>

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/>, 20131030, Geophysical data of field activity W-4-77-CB in SEA-GAP, ARUBA-CURACAO from 01/01/1977 to 02/06/1977: 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: -70.07253
    East_Bounding_Coordinate: -68.49616
    North_Bounding_Coordinate: 12.91283
    South_Bounding_Coordinate: 11.63181

  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: 06-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: SEA-GAP, ARUBA-CURACAO
      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-Jul-2007 (process 1 of 1)
    Navigation Data
    06/21/2007 clint temp
    /infobank/programs/time/fixtimecounter/fixtimecounter
    
    Input was...
    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-4-77-cb.050 [SINS])
    YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
    197701010000001    197701010000413
    197701020000001    197701020001438
    197701030000001    197701030001491
    197701040000001    197701040001427
    197701050000001    197701050001417
    197701060000001    197701060001285
    197701070000001    197701070001345
    197701080000001    197701080001561
    197701090000001    197701090001584
    197701100000001    197701100002030
    197701110000001    197701110001481
    197701120000001    197701120002145
    197701130000001    197701130002559
    197701140000001    197701140003411
    197701150000001    197701150003562
    197701160000001    197701160004126
    197701170000001    197701170004105
    197701180000001    197701180003245
    197701190000001    197701190002591
    197701200000001    197701200002351
    197701210000001    197701210001429
    197701220000001    197701220000453
    197701230000001    197701230000395
    197701240000001    197701240001135
    197701250000001    197701250005222
    197701260000001    197701260006287
    197701270000001    197701270006040
    197701280000001    197701280005028
    197701290000001    197701290004372
    197701300000001    197701300003271
    197701310000001    197701310002127
    197702010000001    197702010000529
    197702020000001    197702020003308
    197702030000001    197702030004481
    197702040000001    197702040004222
    197702050000001    197702050000581
    197702060000001    197702060001451
    YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
    Seismic Shots Data (w-4-77-cb.420_050)
    YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
    197701010000001    197701010000413
    197701020000001    197701020001438
    197701030000001    197701030001491
    197701040000001    197701040001427
    197701050000001    197701050001417
    197701060000001    197701060001285
    197701070000001    197701070001345
    197701080000001    197701080001561
    197701090000001    197701090001584
    197701100000001    197701100002030
    197701110000001    197701110001481
    197701120000001    197701120002145
    197701130000001    197701130002559
    197701140000001    197701140003411
    197701150000001    197701150003562
    197701160000001    197701160004126
    197701170000001    197701170004105
    197701180000001    197701180003245
    197701190000001    197701190002591
    197701200000001    197701200002351
    197701210000001    197701210001429
    197701220000001    197701220000453
    197701230000001    197701230000395
    197701240000001    197701240001135
    197701250000001    197701250005222
    197701260000001    197701260006287
    197701270000001    197701270006040
    197701280000001    197701280005028
    197701290000001    197701290004372
    197701300000001    197701300003271
    197701310000001    197701310002127
    197702010000001    197702010000529
    197702020000001    197702020003308
    197702030000001    197702030004481
    197702040000001    197702040004222
    197702050000001    197702050000581
    197702060000001    197702060001451
    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-4-77-CB data set <http://walrus.wr.usgs.gov/infobank/w/w477cb/html/w-4-77-cb.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: 5.4
Network links: <http://walrus.wr.usgs.gov/infobank/w/w477cb/html/w-4-77-cb.nav.html>

Data format: ASCII Size: 5.4
Network links: <http://walrus.wr.usgs.gov/infobank/w/w477cb/html/w-4-77-cb.seis.html>

  • Cost to order the data: None


  • Who wrote the metadata?

    Dates:
    Last modified: 30-Oct-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 Wed Oct 30 08:53:50 2013