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What does this data set describe?

Title:
Geophysical data of field activity P-01-13-LA in Gulf of Mexico, offshore Louisiana from 04/15/2013 to 05/13/2013
Abstract:
United States Geological Survey, Pacific Science Center. Chief Scientists: Carolyn Ruppel, Pat Hart, Seth Haines. Geophysical data of field activity P-01-13-LA in Gulf of Mexico, offshore Louisiana from 04/15/2013 to 05/13/2013, <http://walrus.wr.usgs.gov/infobank/p/p0113la/html/p-01-13-la.meta.html>.
Supplemental_Information:

Notes -
Number of days at sea:
19
Project Maximum Weekly Overtime for Each:
44
Overtime Project Number:
12/13 GR12LQ000FP5800
Will Field Activity be at Least Seven Calendar Days With No Port Call (to calculate shore leave)?
No
Degree of Certainty:
100%
Report Date:
2012-08-24 14:31:32

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 P-01-13-LA in Gulf of Mexico, offshore Louisiana from 04/15/2013 to 05/13/2013: 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: -91.78461
    East_Bounding_Coordinate: -90.31713
    North_Bounding_Coordinate: 29.25366
    South_Bounding_Coordinate: 26.55896

  3. What does it look like?

    <http://walrus.wr.usgs.gov/infobank/p/p0113la/html/p-01-13-la.nav.gif> (GIF)
    Trackline map of P-01-13-LA

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

    Beginning_Date: 15-Apr-2013
    Ending_Date: 13-May-2013
    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, offshore Louisiana
      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 1983.
      The ellipsoid used is Geodetic Reference System 80.
      The semi-major axis of the ellipsoid used is 6378137.
      The flattening of the ellipsoid used is 1/298.257.

      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?

    Pat Hart); Seth Haines); Tom O'Brien); Eric Moore); Wayne Baldwin); Ray Sliter); Rob Wyland); Jenny White); Pete Dal Ferro)

  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: 16-Jul-2013 (process 1 of 1)
    Navigation Data
    07/16/2013 carolyn p-01-13-la.063
    
    "time/lat/long style, multi-record, in caps, without tabs"
    "(Year, DayOfYear, UTCHour, Min, Sec, Tenths, Latitude, Longitude)  [DAPS]"
    "(Year, DayOfYear, UTCHour, Min, Sec, Tenths, Hundredths, Latitude, Longitude) [DAPX]"
    "(i4.4, i3.3, 3i2.2, i1.1, t16, f9.5, t26, f10.5)  [DAPS]"
    desampled .062 file to every 60 seconds
    
    Input was...
    07/15/2013 carolyn p-01-13-la.062
    
    "time/lat/long style, multi-record, in caps, without tabs"
    "(Year, DayOfYear, UTCHour, Min, Sec, Tenths, Latitude, Longitude)  [DAPS]"
    "(Year, DayOfYear, UTCHour, Min, Sec, Tenths, Hundredths, Latitude, Longitude) [DAPX]"
    "(i4.4, i3.3, 3i2.2, i1.1, t16, f9.5, t26, f10.5)  [DAPS]"
    
    07/15/2013 carolyn p-01-13-la.061
    
    "time/lat/long style, multi-record, in caps, without tabs"
    "(Year, DayOfYear, UTCHour, Min, Sec, Tenths, Latitude, Longitude)  [DAPS]"
    "(Year, DayOfYear, UTCHour, Min, Sec, Tenths, Hundredths, Latitude, Longitude) [DAPX]"
    "(i4.4, i3.3, 3i2.2, i1.1, t16, f9.5, t26, f10.5)  [DAPS]"
    
    07/15/2013 carolyn p-01-13-la.060
    
    "time/lat/long style, multi-record, in caps, without tabs"
    "(Year, DayOfYear, UTCHour, Min, Sec, Tenths, Latitude, Longitude)  [DAPS]"
    "(Year, DayOfYear, UTCHour, Min, Sec, Tenths, Hundredths, Latitude, Longitude) [DAPX]"
    "(i4.4, i3.3, 3i2.2, i1.1, t16, f9.5, t26, f10.5)  [DAPS]"
    combined .nav files from /we/hart/p1-13-la/YoNav_P-01-13-LA/
    
    

    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 (p-01-13-la.063 [GPS])
    YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
    201304182012360    201304182023460
    201304182029050    201304182029050
    201304182035140    201304182036160
    201304182117410    201304182140000
    201304182147010    201304182147010
    201304182254560    201304182330290
    201304190000000    201304190000000
    201304190112400    201304191850130
    201304192021510    201304192021510
    201304192032550    201304192032550
    201304192126220    201304192200340
    201304192210370    201304192342580
    201304192351430    201304201251160
    201304201258260    201304201656410
    201304201755050    201304201936400
    201304202000170    201304202019260
    201304202032170    201304202215440
    201304202223370    201304220615570
    201304220712120    201304220807510
    201304220826380    201304220903230
    201304220920390    201304221012060
    201304221040060    201304221116510
    201304221132220    201304221215250
    201304221344080    201305021606130
    Navigation Data (p-01-13-la.062 [GPS])
    YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
    201304182012360    201304182029530
    201304182035140    201304182036340
    201304182117410    201304182140310
    201304182147010    201304182147420
    201304182254560    201304182331080
    201304190000000    201304190000000
    201304190112400    201304191850460
    201304192021510    201304192021570
    201304192032550    201304192032580
    201304192126220    201304192201170
    201304192210370    201304192343420
    201304192351430    201304201252140
    201304201258260    201304201657350
    201304201755050    201304201937270
    201304202000170    201304202019450
    201304202032170    201304202216280
    201304202223370    201304220616260
    201304220712120    201304220807510
    201304220826380    201304220903230
    201304220920390    201304221012060
    201304221040060    201304221116580
    201304221132220    201304221215250
    201304221344080    201305021607110
    YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
    Seismic Shots Data (p-01-13-la.410)
    YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
    201304210055450    201304210204210
    201304210212100    201304210244290
    201304210254520    201304210319080
    201304210329170    201304210401360
    201304210414050    201304210438210
    201304210538050    201304210602210
    201304210630140    201304210656570
    201304210711180    201304210752430
    201304210810200    201304210848010
    201304211056210    201304211147480
    201304220024070    201304220116580
    201304220129340    201304220214500
    201304220245100    201304220333280
    201304220351470    201304220433400
    201304220458590    201304220553420
    201304220611190    201304220616200
    201304220712200    201304220807520
    201304220826460    201304220903170
    201304220920470    201304221011530
    201304221040140    201304221116520
    201304221132370    201304221215190
    201304221351550    201304221446270
    201304221500070    201304221527530
    201304221916410    201304222054360
    201304222115510    201304222147310
    201304222318510    201304222359410
    201304230010260    201304230121410
    201304230233210    201304230509360
    201304230610010    201304230845310
    201304230940460    201304231118310
    201304231428310    201304231508520
    201304231519220    201304231548280
    201304231600190    201304231633370
    201304231645280    201304231730190
    201304231743400    201304231830010
    201304231843290    201304231917470
    201304231934110    201304232028210
    201304232116310    201304232145310
    201304232207510    201304232238410
    201304232257310    201304232342210
    201304240025410    201304240056210
    201304240126110    201304240158110
    201304240214310    201304240300300
    201304240323100    201304240357010
    201304240418110    201304240448310
    201304240517410    201304240549410
    201304240610510    201304240641310
    201304240721110    201304240807410
    201304242323010    201304250015410
    201304250043210    201304250132410
    201304250151410    201304250235100
    201304250256110    201304250328510
    201304250345110    201304250419010
    201304250434510    201304250504410
    201304250516210    201304250544510
    201304250608110    201304250643110
    201304250714110    201304250752310
    201304250807110    201304250841410
    201304250901130    201304250928480
    201304250937360    201304251007480
    201304251018490    201304251043250
    201304270000300    201304270042110
    201304270102410    201304270140510
    201304270154510    201304270232210
    201304270313510    201304270434310
    201304270504510    201304270545210
    201304270607010    201304270650500
    201304270709100    201304270747410
    201304272214000    201304272336310
    201304272356410    201304280110010
    201304280127010    201304280244210
    201304280302110    201304280413010
    201304280432010    201304280550310
    201304280602310    201304280722510
    201304280802510    201304280905110
    201304281927510    201304282026210
    201304282057210    201304282138300
    201304282222010    201304282331010
    201304282354210    201304290101210
    201304290121310    201304290228410
    201304290251510    201304290334010
    201304290354110    201304290435110
    201304290515300    201304290629010
    201304290700210    201304290826010
    201304290850010    201304291012510
    201304291041410    201304291201210
    201304291226210    201304291353100
    201304291421410    201304291536410
    201304291623410    201304291659510
    201304291909260    201304292151050
    201304292259010    201304300111310
    201304300220160    201304300440400
    201304300558110    201304300829510
    201304300933360    201304301112460
    201304302027200    201304302153360
    201304302306310    201305010013360
    201305010039260    201305010124010
    201305010151060    201305010234510
    201305010320410    201305010512210
    201305010535410    201305010713110
    201305010734010    201305010755160
    201305012233110    201305020000160
    201305020141010    201305020321410
    201305020352550    201305020552370
    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 P-01-13-LA data set <http://walrus.wr.usgs.gov/infobank/p/p0113la/html/p-01-13-la.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: 5.1
Network links: <http://walrus.wr.usgs.gov/infobank/p/p0113la/html/p-01-13-la.nav.html>

Data format: ASCII Size: 2.4
Network links: <http://walrus.wr.usgs.gov/infobank/p/p0113la/html/p-01-13-la.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 14:50:02 2013