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What does this data set describe?

Title:
Data of field activity R-1-87-AN in Antarctica from 12/19/1987 to 12/29/1987
Abstract:
United States Geological Survey, Menlo Park, California,Texas A&M University,Technical University of Denmark,Scripps Institution of Oceanography. Chief Scientists: John Barren, Birger Larsen, Jack Baldauf. Data (3dot5khz, seismic) of field activity R-1-87-AN in Antarctica from 12/19/1987 to 12/29/1987, <http://walrus.wr.usgs.gov/infobank/r/r187an/html/r-1-87-an.meta.html>.
Supplemental_Information:

Equipment Used -
3dot5khz bathymetry
seismic
Notes -
Scripps Institution of Oceanography,
ODP leg 119 see also R188AN.
This cruise broken into R187AN and R188AN
<http://www.sio.ucsd.edu/>
Publications -
Kvenvolden, Keith A., Hostettler, Frances D., Rapp, John B., and Frank, Tamara J.,
1990, Aliphatic hydrocarbons in sediments from Prydz Bay, Antarctica, in Stewart,
Sondra, ed., Proceedings of the Ocean Drilling Program, Peru continental margin;
covering Leg 112 of the cruises of the Drilling Vessel JOIDES Resolution, Callao,
Peru to Valparaiso, Chile, sites 679-688, 20 October 1986-25 December 1986:
Proceedings of the Ocean Drilling Program, Scientific Results, v. 112, p. 417-424.<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/>, 20131029, Data of field activity R-1-87-AN in Antarctica from 12/19/1987 to 12/29/1987: 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: 57.67899
    East_Bounding_Coordinate: 73.09183
    North_Bounding_Coordinate: -22.32399
    South_Bounding_Coordinate: -50.27161

  3. What does it look like?

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

    Beginning_Date: 19-Dec-1987
    Ending_Date: 29-Dec-1987
    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: Antarctica
      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>
    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?

    John Barren (Chief Scientist, USGS Western Region); Birger Larsen (Chief Scientist, Technical University Of Denmark); Jack Baldauf (Chief Scientist, Texas A&M University)

  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: 06-Dec-1995 (process 1 of 3)
    Navigation Data
    Converted to time format with year at start.
    
    03/10/89 CAROLYN DRS$DATA:[COOPER.R188AN]R187AN.050;1
    DUA0:[DRS.NGDC]UNREFNGDC.EXE;
    Integrated navigation (SINS) data
    
    

    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 r-1-87-an.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/r/r187an/mag/r-1-87-an.220_050
    /bear/programs/edit/automerge/automerge
    
    Converted to time format with year at start.
    
    03/10/89 CAROLYN DRS$DATA:[COOPER.R188AN]R187AN.220;1
    DUA0:[DRS.NGDC]UNREFNGDC.EXE;
    Edited magnetics data
    
    Converted to time format with year at start.
    
    03/10/89 CAROLYN DRS$DATA:[COOPER.R188AN]R187AN.050;1
    DUA0:[DRS.NGDC]UNREFNGDC.EXE;
    Integrated navigation (SINS) data
    
    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/r/r187an/bath/r-1-87-an.310_050
    /bear/programs/edit/automerge/automerge
    
    Input was...
    Converted to time format with year at start.
    
    03/10/89 CAROLYN DRS$DATA:[COOPER.R188AN]R187AN.310;1
    DUA0:[DRS.NGDC]UNREFNGDC.EXE;
    Raw bathymetry travel-time (Digitrack) data
    
    Input was...
    Converted to time format with year at start.
    
    03/10/89 CAROLYN DRS$DATA:[COOPER.R188AN]R187AN.050;1
    DUA0:[DRS.NGDC]UNREFNGDC.EXE;
    Integrated navigation (SINS) data
    
    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:
    Kvenvolden, Keith A., Hostettler, Frances D., Rapp, John B., and Frank, Tamara J., 1990, Aliphatic hydrocarbons in sediments from Prydz Bay, Antarctica, in Stewart, Sondra, ed., Proceedings of the Ocean Drilling Program, Peru continental margin; covering Leg 112 of the cruises of the Drilling Vessel JOIDES Resolution, Callao, Peru to Valparaiso, Chile, sites 679-688, 20 October 1986-25 December 1986: Proceedings of the Ocean Drilling Program, Scientific Results, v. 112, p. 417-424.



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 (r-1-87-an.050 [SINS])
    YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
    198712190240000    198712190345000
    198712190355000    198712191630000
    198712191645000    198712191740000
    198712191810000    198712191810000
    198712191820000    198712191830000
    198712191840000    198712191850000
    198712191909000    198712191909000
    198712191934000    198712191934000
    198712191945000    198712192025000
    198712192035000    198712192039000
    198712192050000    198712200020000
    198712200100000    198712200104000
    198712200130000    198712200130000
    198712200145000    198712200145000
    198712200154000    198712200154000
    198712200200000    198712200205000
    198712200215000    198712200310000
    198712200320000    198712231146000
    198712231153000    198712231343000
    198712231353000    198712232117000
    198712232127000    198712251312000
    198712251400000    198712251400000
    198712251520000    198712251520000
    198712251620000    198712251620000
    198712251651000    198712251655000
    198712251730000    198712251730000
    198712251740000    198712251740000
    198712251750000    198712251750000
    198712251800000    198712260015000
    198712291245000    198712292300000
    198712292310000    198712292340000
    YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
    Magnetics Data (r-1-87-an.221_050)
    YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
    198712200215000    198712200256000
    198712200320000    198712231146000
    198712231153000    198712231340000
    198712231353000    198712232117000
    198712232127000    198712240708000
    198712240715000    198712250442000
    198712250448000    198712251312000
    198712291311000    198712292221000
    198712292228000    198712292300000
    YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
    Bathymetry Data (r-1-87-an.310_050)
    YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
    198712190240000    198712190345000
    198712190355000    198712191630000
    198712191645000    198712191740000
    198712191820000    198712191830000
    198712191840000    198712191850000
    198712191945000    198712192025000
    198712192035000    198712192035000
    198712192050000    198712200020000
    198712200130000    198712200130000
    198712200145000    198712200145000
    198712200255000    198712200310000
    198712200320000    198712200405000
    198712211350000    198712211905000
    198712211925000    198712212005000
    198712212015000    198712212310000
    198712212320000    198712212350000
    198712220010000    198712220025000
    198712220035000    198712220115000
    198712220125000    198712220135000
    198712232300000    198712232350000
    198712240000000    198712240650000
    198712240700000    198712240710000
    198712240720000    198712241710000
    198712241720000    198712241810000
    198712241845000    198712241900000
    198712241930000    198712242250000
    198712242300000    198712250010000
    198712250130000    198712251105000
    198712251800000    198712260015000
    198712291255000    198712292250000
    198712292310000    198712292340000
    YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
    Seismic Shots Data (r-1-87-an.410_050)
    YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
    198712190241340    198712232117360
    198712232127310    198712240708470
    198712240715230    198712251312580
    198712291245300    198712292300110
    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 R-1-87-AN data set <http://walrus.wr.usgs.gov/infobank/r/r187an/html/r-1-87-an.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/r/r187an/html/r-1-87-an.nav.html>

Data format: ASCII Size: 0.3
Network links: <http://walrus.wr.usgs.gov/infobank/r/r187an/html/r-1-87-an.mag.html>

Data format: ASCII Size: 0.1
Network links: <http://walrus.wr.usgs.gov/infobank/r/r187an/html/r-1-87-an.bath.html>

Data format: ASCII Size: 0.9
Network links: <http://walrus.wr.usgs.gov/infobank/r/r187an/html/r-1-87-an.seis.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 15:07:07 2013