netcdf ocean-time-series/Stellwagen/MYRTLEBEACH/7523Bim-cal.nc {
  dimensions:
    time = UNLIMITED;   // (303 currently)
    x = 1001;
    y = 1001;
  variables:
    int time(time=303);
      :FORTRAN_format = "F10.2";
      :units = "True Julian Day";
      :type = "UNEVEN";
      :epic_code = 624; // int

    int time2(time=303);
      :FORTRAN_format = "F10.2";
      :units = "msec since 0:00 GMT";
      :type = "UNEVEN";
      :epic_code = 624; // int

    short ycoord(y=1001);
      :long_name = "Distance from Sonar, m";
      :units = "m";
      :valid_range = 0.0f, 5.0f; // float
      :FORTRAN_format = "F10.2";

    short xcoord(x=1001);
      :long_name = "Distance from sonar, m";
      :units = "m";
      :valid_range = 0.0f, 5.0f; // float
      :FORTRAN_format = "F10.2";

    short sonar_image(time=303, y=1001, x=1001);
      :long_name = "Imagenex Sonar Image";
      :units = "";
      :valid_range = 0.0f, 2408.24f; // float
      :sensor_type = "Imagenex Model 881 Digital tilt adjust imaging sonar";
      :FORTRAN_format = "F10.2";
      :_FillValue = 602S; // short
      :scale_factor = 1000; // int

  // global attributes:
  :MOORING = "7523";
  :Deployment_date = "29-Jan-2004";
  :Recovery_date = "23-Apr-2004";
  :INST_TYPE = "Imagenex Model 881 Digital tilt adjust imaging sonar";
  :history = "DATA_TYPE, DELTA_T corrected, COORD_SYSTEM removed:WATER_DEPTH related attributes corrected.:Sonar data displayed as individual frames for an animation and written to NetCDF by animatesonar2nc.m V 1.1; Sonar data downloaded from instrument";
  :DATA_TYPE = "IMAGE";
  :DATA_SUBTYPE = "MOORED";
  :DATA_ORIGIN = "USGS/WHFC";
  :WATER_MASS = "?";
  :POS_CONST = 0.0f; // float
  :DEPTH_CONST = 0.0f; // float
  :WATER_DEPTH = 9.935f; // float
  :DRIFTER = 0.0f; // float
  :VAR_FILL = 1.0E35f; // float
  :EXPERIMENT = "Myrtle Beach";
  :PROJECT = "South Carolina Coastal Erosion Study";
  :DESCRIPT = "Site 7 sonar";
  :longitude = -78.7804f; // float
  :latitude = 33.7221f; // float
  :FILL_FLAG = 0.0f; // float
  :COMPOSITE = 0.0f; // float
  :VAR_DESC = "xcoord:ycoord:sonar_image";
  :DELTA_T = "18000 sec";
  :magnetic_variation = -8.22f; // float
  :metadata_file = "meta7523Bim.m";
  :metadata_author = "Charlene Sullivan, USGS";
  :rot = 28.0f; // float
  :SectorSweep = 348.0f; // float
  :AngleSweepAround = 0.0f; // float
  :StepSize = 1.0f; // float
  :DataPoints = 500.0f; // float
  :Height = 0.53f; // float
  :WavesFile = "E:\\CSULLIVAN\\SOUTH_CAROLINA\\DATAFILES\\752\\7521wh\\wavesmon\\7521adwp-calOS06.nc";
  :CurrentsFile = "E:\\CSULLIVAN\\SOUTH_CAROLINA\\DATA_DVD\\DATAFILES\\adv7481vp-cal.nc";
  :ADCPbin = 1.0f; // float
  :FirstSonarDay = "27-Jan-2004";
  :LastSonarDay = "23-Apr-2004";
  :RootDataDir = "E:\\CSULLIVAN\\SOUTH_CAROLINA\\DATAFILES\\752\\7523im\\cleanB";
  :SonartoAnimate = "Fan";
  :datayear = 2004.0f; // float
  :DegPerStep = 0.15f; // float
  :SonarRange = 5.0f; // float
  :fillval = 4.0f; // float
  :max_range = 5.0f; // float
  :dxy = 0.01f; // float
  :CREATION_DATE = "06-Oct-2006 08:54:26";
  :start_time = "22-Feb-2004 01:50:00";
  :stop_time = "18-Mar-2004 19:50:00";
  :NOTE = "To view images in Matlab type the following at the command prompt:  imagesc(ycoord,xcoord,flipud(squeeze(sonar_image(timeIndex,:,:)\')));colormap(gray); axis equal tight;";
  :WATER_DEPTH_NOTE = "from ADCP: (m) ";
  :inst_height = 0.53f; // float
  :inst_height_note = "height in meters above bottom: accurate for tripod mounted intstruments";
  :inst_depth = 9.405001f; // float
  :inst_depth_note = "inst_depth = (water_depth - inst_height); nominal depth below the surface";
}