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What does this data set describe?

Title:
Geophysical data of field activity 69004 (K-2-69-GM) in Gulf of Mexico from 03/04/1969 to 03/24/1969
Abstract:
Chief Scientists: Louis Garrison, Robert H. Fedden. Geophysical data (sparker, magnetics, LoranA, navigation, sextant, LoranC, 3dot5khz, tempsalinometer, radar) of field activity 69004 (K-2-69-GM) in Gulf of Mexico from 03/04/1969 to 03/24/1969, <http://walrus.wr.usgs.gov/infobank/k/k269gm/html/k-2-69-gm.meta.html>.
Supplemental_Information:

Equipment Used -
sparker Seismic Section Profiler (SSP) with 66-m long hydrostreamers consisting of 100 piezoelectric hydrophones
magnetics surface proton magnetometer
LoranA
navigation Omega
sextant
LoranC
3dot5khz EDO-Western model 240 A with a hull-mounted piezoelectric transducer
tempsalinometer
radar
Notes -
This is Leg C of Phase 1.
Publications -
Garrison, Louis E. and Martin, Ray G., Jr., 1973, Geologic structures
in the Gulf of Mexico Basin. U.S. Geological Survey Professional Paper
773, 85 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/>, 20131029, Geophysical data of field activity 69004 (K-2-69-GM) in Gulf of Mexico from 03/04/1969 to 03/24/1969: 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: -96.64666
    East_Bounding_Coordinate: -90.19000
    North_Bounding_Coordinate: 29.23500
    South_Bounding_Coordinate: 18.53000

  3. What does it look like?

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

    Beginning_Date: 04-Mar-1969
    Ending_Date: 24-Mar-1969
    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: Gulf of Mexico
      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:
    Bathymetry with Time Stamp <http://walrus.wr.usgs.gov/infobank/programs/html/definition/bath.html>
    Entity_and_Attribute_Overview:
    Navigation with Time Stamp <http://walrus.wr.usgs.gov/infobank/programs/html/definition/nav.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?

    Louis Garrison (Chief Scientist, USGS Corpus Christi); Robert H. Fedden (Chief Scientist, NVO); Henry Berryhill (Scientist, USGS); Harry Hill (Scientist, USGS Western Region); Jack Lee (Scientist, USGS Western Region); Mike Marlow (Scientist, USGS Western Region); Bob Patrick (Scientist, USGS Western Region); Dave Scholl (Scientist, USGS Western Region); Dick Tagg (Scientist, USGS Western Region)

  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: 17-Sep-2001 (process 1 of 2)
    Navigation Data
    01/30/1998 clint k-14-69-gm.050
    /bear/programs/ngdc/unrefngdc/unrefngdc
    Integrated navigation (SINS) data
    09/17/2001 mosier k-2-69-gm.050 created from k-14-69-gm.050
    
    

    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>

    Date: 17-Sep-2001 (process 2 of 2)
    Bathymetry Data
    10/31/1998  /tiger/k/k1469gm/bath/k-14-69-gm.320_050
    /bear/programs/edit/automerge/automerge
    
    Input was...
    01/30/1998 clint k-14-69-gm.320
    /bear/programs/ngdc/unrefngdc/unrefngdc
    Edited bathymetry data with corrected depths
    
    Input was...
    01/30/1998 clint k-14-69-gm.050
    /bear/programs/ngdc/unrefngdc/unrefngdc
    Integrated navigation (SINS) data
    
    09/17/2001 mosier k-2-69-gm.320_50 created from k-14-69-gm.320_50
    
    time, lat, long, time(sec) to nearest nav fix, data values
    

    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:

    Other_Citation_Details:
    Garrison, Louis E. and Martin, Ray G., Jr., 1973, Geologic structures in the Gulf of Mexico Basin. U.S. Geological Survey Professional Paper 773, 85 p.



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 (k-2-69-gm.050 [SINS])
    YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
    196903042030000    196903042100000
    196903050000000    196903060100000
    196903060120000    196903062205000
    196903062230000    196903070040000
    196903070100000    196903070100000
    196903070140000    196903070945000
    196903071000000    196903071515000
    196903071540000    196903090305000
    196903090325000    196903090340000
    196903090400000    196903090415000
    196903090455000    196903100130000
    196903100145000    196903100415000
    196903100430000    196903100430000
    196903100500000    196903100720000
    196903100800000    196903101905000
    196903101920000    196903101920000
    196903101940000    196903110710000
    196903110730000    196903111700000
    196903112100000    196903120110000
    196903120125000    196903132335000
    196903132350000    196903151600000
    196903151615000    196903160600000
    196903161400000    196903191640000
    196903191655000    196903192330000
    196903200000000    196903200005000
    196903200030000    196903211710000
    196903211725000    196903212330000
    196903212350000    196903230500000
    196903230515000    196903230540000
    196903230555000    196903231630000
    196903231645000    196903240400000
    196903240600000    196903240600000
    196903240800000    196903240800000
    196903241000000    196903241000000
    196903241100000    196903241100000
    196903241200000    196903241200000
    YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
    Bathymetry Data (k-2-69-gm.320_050)
    YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
    196903042035000    196903042100000
    196903050000000    196903060045000
    196903060055000    196903060100000
    196903060120000    196903060140000
    196903060150000    196903061450000
    196903061500000    196903062005000
    196903062015000    196903062115000
    196903062125000    196903062205000
    196903062230000    196903070040000
    196903070140000    196903070945000
    196903071000000    196903071515000
    196903071540000    196903090305000
    196903090325000    196903090340000
    196903090400000    196903090400000
    196903090410000    196903090415000
    196903090455000    196903091700000
    196903091710000    196903100120000
    196903100130000    196903100130000
    196903100145000    196903100240000
    196903100250000    196903100415000
    196903100430000    196903100430000
    196903100500000    196903100500000
    196903100510000    196903100650000
    196903100700000    196903100720000
    196903100810000    196903100900000
    196903100910000    196903101905000
    196903101920000    196903101920000
    196903101940000    196903110710000
    196903110730000    196903111700000
    196903112100000    196903120110000
    196903120125000    196903120145000
    196903120155000    196903132335000
    196903132350000    196903151030000
    196903151040000    196903151310000
    196903151320000    196903151450000
    196903151500000    196903151550000
    196903151615000    196903152225000
    196903152235000    196903160600000
    196903161400000    196903191435000
    196903191445000    196903191640000
    196903191655000    196903192330000
    196903200000000    196903200005000
    196903200030000    196903211710000
    196903211725000    196903212330000
    196903212350000    196903230500000
    196903230515000    196903230540000
    196903230555000    196903231630000
    196903231645000    196903240400000
    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 69004 (K-2-69-GM) data set <http://walrus.wr.usgs.gov/infobank/k/k269gm/html/k-2-69-gm.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: 0.2
Network links: <http://walrus.wr.usgs.gov/infobank/k/k269gm/html/k-2-69-gm.nav.html>

Data format: ASCII Size: 0.3
Network links: <http://walrus.wr.usgs.gov/infobank/k/k269gm/html/k-2-69-gm.bath.html>

  • Cost to order the data: None


  • Who wrote the metadata?

    Dates:
    Last modified: 29-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 Tue Oct 29 12:41:47 2013