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What does this data set describe?

Title:
Geophysical data of field activity W-11-86-NP in Northern Pacific from 07/23/1986 to 08/20/1986
Abstract:
Scripps Institution of Oceanography. Chief Scientist: Peter Lonsdale. Geophysical data (transitsatellite, gyro, dopplersonar, bathymetry, magnetics, gravity, airgun) of field activity W-11-86-NP in Northern Pacific from 07/23/1986 to 08/20/1986, <http://walrus.wr.usgs.gov/infobank/w/w1186np/html/w-11-86-np.meta.html>.
Supplemental_Information:

Equipment Used -
transitsatellite
gyro Auto Log gyro+2d, Anschutz electric gyro table
dopplersonar
bathymetry Seabeam bathymetry
magnetics Geometrics magnetometer
gravity Askania GSS2 gravity
airgun single-channel airgun
Notes -
Scripps Institution of Oceanography

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-11-86-NP in Northern Pacific from 07/23/1986 to 08/20/1986: 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: 129.29668
    East_Bounding_Coordinate: -117.22700
    North_Bounding_Coordinate: 52.48167
    South_Bounding_Coordinate: 31.90000

  3. What does it look like?

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

    Beginning_Date: 23-Jul-1986
    Ending_Date: 20-Aug-1986
    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: Northern Pacific
      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.

      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:
    Magnetics with Time Stamp <http://walrus.wr.usgs.gov/infobank/programs/html/definition/mag.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?

    Peter Lonsdale (Chief Scientist, Scripps)

  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: 31-Oct-2000 (process 1 of 3)
    Navigation Data
    Converted to time format with year at start.
    
    CRIPPTS Cruise PPTU11WT, PMG assigned crusie id = W1186NP
    ile from SCRIPPTS from Shawn Dadisman has been reformatted
      by Clint Steele of PMG
    irst 3 fields are time, lat, long in accordance with
      DAPS .050 navigation format, rest of the file is original data.
    
    eardayhhmmsss latitude  longitude                      drift       dr       prob. error      drift
                                 da mo  yr    dist speed cse speed hed speed cse cmnt (smajxsmin@az)  dist  time  no.
     - - - - - - - - - - - - - - - - - - - - - - - - - -
    

    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: 20-Jun-2012 (process 2 of 3)
    Magnetics Data
    06/20/2012 carolyn w-11-86-np.221_050
    
    Reprocessed using subroutines from Susan Macmillan's
    IGRF SYNTHESIS PROGRAM <http://www.ngdc.noaa.gov/IAGA/vmod/igrf11.f>
    with IGRF-11 coeffiecients integrated into the source code.
    /infobank/programs/mag/magred1111/magred1111.for
    Using geodetic coordinate system (Earth shape approximated by spheriod)
    with altitude 0.0 km (for sea level).
    
    Input was...
    10/31/1998  /tiger/w/w1186np/mag/w-11-86-np.220_050
    /bear/programs/edit/automerge/automerge
    
    01/30/1998 clint w-11-86-np.220
    /bear/programs/ngdc/unrefngdc/unrefngdc
    Edited magnetics data
    
    Converted to time format with year at start.
    
    CRIPPTS Cruise PPTU11WT, PMG assigned crusie id = W1186NP
    ile from SCRIPPTS from Shawn Dadisman has been reformatted by Clint Steele of PMG
    irst 3 fields are time, lat, long in accordance with DAPS .050 navigation format, rest of the file is original data.
    
    ayhhmmsss  latitude  longitude                      drift       dr       prob. error      drift
                                 da mo  yr    dist speed cse speed hed speed cse  cmnt (smajxsmin@az)  dist  time  no.
     - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
    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>

    Date: 31-Oct-1998 (process 3 of 3)
    Bathymetry Data
    10/31/1998  /tiger/w/w1186np/bath/w-11-86-np.320_050
    /bear/programs/edit/automerge/automerge
    
    Input was...
    01/30/1998 clint w-11-86-np.320
    /bear/programs/ngdc/unrefngdc/unrefngdc
    Edited bathymetry data with corrected depths
    
    Input was...
    Converted to time format with year at start.
    
    CRIPPTS Cruise PPTU11WT, PMG assigned crusie id = W1186NP
    ile from SCRIPPTS from Shawn Dadisman has been reformatted by Clint Steele of PMG
    irst 3 fields are time, lat, long in accordance with DAPS .050 navigation format, rest of the file is original data.
    
    ayhhmmsss  latitude  longitude                      drift       dr       prob. error      drift
                                 da mo  yr    dist speed cse speed hed speed cse  cmnt (smajxsmin@az)  dist  time  no.
     - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
    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:


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-11-86-np.050 [SINS])
    YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
    198607230626000    198607240022000
    198607240206000    198607240710000
    198607240850000    198608060344000
    198608060505000    198608061421000
    198608061616000    198608070605000
    198608070730000    198608111226000
    198608111412000    198608111412000
    198608111609000    198608111646000
    198608111840000    198608111840000
    198608112018000    198608112303000
    198608120030000    198608120402000
    198608120550000    198608120604000
    198608120738000    198608120932000
    198608121058000    198608121354000
    198608121610000    198608130132000
    198608130306000    198608130306000
    198608130516000    198608130516000
    198608130728000    198608131420000
    198608131708000    198608140058000
    198608140244000    198608140244000
    198608140440000    198608140440000
    198608140628000    198608141245000
    198608141456000    198608141514000
    198608141646000    198608150050000
    198608150218000    198608150218000
    198608150554000    198608151424000
    198608151554000    198608160200000
    198608160330000    198608160330000
    198608160520000    198608160520000
    198608160742000    198608202038000
    YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
    Magnetics Data (w-11-86-np.221_050)
    YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
    198607240915000    198607241310000
    198607241409000    198607251824000
    198607280648000    198607291459000
    198607291539000    198608031936000
    198608060959000    198608181655000
    198608182010000    198608191457000
    198608191510000    198608200849000
    YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
    Bathymetry Data (w-11-86-np.320_050)
    YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
    198607240944000    198607240947000
    198607240958000    198607241006000
    198607241023000    198607241029000
    198607241046000    198607241051000
    198607241100000    198607241311000
    198607241358000    198607251834000
    198607251846000    198607251851000
    198607251857000    198607251903000
    198607280712000    198607291459000
    198607291526000    198607302112000
    198607302118000    198608041017000
    198608041104000    198608050509000
    198608050515000    198608050803000
    198608060019000    198608062324000
    198608062330000    198608131912000
    198608131918000    198608150211000
    198608150232000    198608150522000
    198608150541000    198608151035000
    198608151056000    198608151706000
    198608151718000    198608161339000
    198608161429000    198608201751000
    198608201803000    198608201819000
    198608201828000    198608201936000
    198608201943000    198608201949000
    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-11-86-NP data set <http://walrus.wr.usgs.gov/infobank/w/w1186np/html/w-11-86-np.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: 0.6
Network links: <http://walrus.wr.usgs.gov/infobank/w/w1186np/html/w-11-86-np.nav.html>

Data format: ASCII Size: 1.9
Network links: <http://walrus.wr.usgs.gov/infobank/w/w1186np/html/w-11-86-np.mag.html>

Data format: ASCII Size: 2.4
Network links: <http://walrus.wr.usgs.gov/infobank/w/w1186np/html/w-11-86-np.bath.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 08:53:24 2013