netcdf seawifs_std_500km_30day.nc {
  dimensions:
    lon = 78;
    lat = 39;
    time = 3355;
  variables:
    double lon(lon=78);
      :units = "degrees_east";
      :long_name = "Longitude";
      :standard_name = "longitude";
      :valid_min = -180.0; // double
      :valid_max = 180.0; // double

    double lat(lat=39);
      :units = "degrees_north";
      :long_name = "Latitude";
      :standard_name = "latitude";
      :valid_min = -90.0; // double
      :valid_max = 90.0; // double

    int time(time=3355);
      :units = "seconds since 1970-01-01 00:00:00";
      :long_name = "time";
      :standard_name = "time";

    float chl_ocx_std_dev(time=3355, lat=39, lon=78);
      :units = "mg m^-3";
      :_FillValue = -999.0f; // float
      :missing_value = -999.0f; // float
      :long_name = "Standard Deviation of Chlorophyll Concentration, OC4 Algorithm";
      :standard_name = "standard_deviation_mass_concentration_of_chlorophyll_in_sea_water";
      :valid_min = 1.0f; // float
      :valid_max = 11.33f; // float
      :platform = "Orbview-2";
      :display_scale = "linear";
      :display_min = 1.0; // double
      :display_max = 12.0; // double
      :coverage_content_type = "physicalMeasurement";
      :comment = "standard deviation computed in log10 transformed values, then backtransformed to real values";
      :reference = "O\'Reilly, J.E., and 24 Coauthors, 2000: SeaWiFS Postlaunch Calibration and Validation Analyses, Part 3. NASA Tech. Memo. 2000-206892, Vol. 11, S.B. Hooker and E.R. Firestone, Eds., NASA Goddard Space Flight Center, 49 pp.; https://oceancolor.sci.gsfc.nasa.gov/resources/docs/technical/seawifs_reports/postlaunch/post_vol11_abs/";

    float kd_490_std_dev(time=3355, lat=39, lon=78);
      :units = "m^-1";
      :_FillValue = -999.0f; // float
      :missing_value = -999.0f; // float
      :long_name = "Standard Deviation of Diffuse attenuation coefficient at 490 nm, KD2 algorithm";
      :valid_min = 1.0f; // float
      :valid_max = 6.7f; // float
      :platform = "Orbview-2";
      :display_scale = "linear";
      :display_min = 1.0; // double
      :display_max = 6.7; // double
      :coverage_content_type = "physicalMeasurement";
      :comment = "standard deviation computed in log10 transformed values, then backtransformed to real values";

    float par_std_dev(time=3355, lat=39, lon=78);
      :units = "einstein m^-2 day^-1";
      :_FillValue = -999.0f; // float
      :missing_value = -999.0f; // float
      :long_name = "Standard Deviation of Photosynthetically Available Radiation, R. Frouin";
      :standard_name = "standard_deviation_surface_downwelling_photosynthetic_photon_flux_in_air";
      :valid_min = 1.0f; // float
      :valid_max = 21.43f; // float
      :platform = "Orbview-2";
      :display_scale = "linear";
      :display_min = 0.0; // double
      :display_max = 10.0; // double
      :coverage_content_type = "physicalMeasurement";
      :reference = "Frouin, R., Ligner, D.W., and Gautier, C., 1989: A Simple analytical formula to compute clear sky total and photosynthetically available solar irradiance at the ocean surface. J. Geophys. Res., 94, 9731-9742.";

    float poc_std_dev(time=3355, lat=39, lon=78);
      :units = "mg m^-3";
      :_FillValue = -999.0f; // float
      :missing_value = -999.0f; // float
      :long_name = "Standard Deviation of Particulate Organic Carbon, D. Stramski, 2007 (443/555 version)";
      :valid_min = 1.0f; // float
      :valid_max = 7.44f; // float
      :platform = "Orbview-2";
      :display_scale = "linear";
      :display_min = 1.0; // double
      :display_max = 10.0; // double
      :coverage_content_type = "physicalMeasurement";
      :comment = "standard deviation computed in log10 transformed values, then backtransformed to real values";
      :reference = "Stramski, D., et al. \"Relationships between the surface concentration of particulate organic carbon and optical properties in the eastern South Pacific and eastern Atlantic Oceans.\" Biogeosciences 5.1 (2008): 171-201.";

    float Zeu_lee_std_dev(time=3355, lat=39, lon=78);
      :units = "m";
      :_FillValue = -999.0f; // float
      :missing_value = -999.0f; // float
      :long_name = "Standard Deviation of Euphotic depth, Lee algorithm";
      :valid_min = 0.0f; // float
      :valid_max = 50.6f; // float
      :platform = "Orbview-2";
      :display_scale = "linear";
      :display_min = 0.0; // double
      :display_max = 55.0; // double
      :coverage_content_type = "physicalMeasurement";

    float Zeu_lee_count(time=3355, lat=39, lon=78);
      :_FillValue = -999.0f; // float
      :missing_value = -999.0f; // float
      :long_name = "Count of Euphotic depth, Lee algorithm";
      :units = "";
      :standard_name = "number_of_observations";
      :valid_min = 0.0; // double
      :valid_max = 94080.0; // double
      :platform = "Orbview-2";
      :display_scale = "linear";
      :display_min = 0.0; // double
      :display_max = 94080.0; // double
      :coverage_content_type = "qualityInformation";
      :ancillary_variables = "Euphotic depth, Lee algorithm";
      :comments = "Count of 9km daily Zeu_lee observation used for Standard Deviation Calculation";

    float poc_count(time=3355, lat=39, lon=78);
      :_FillValue = -999.0f; // float
      :missing_value = -999.0f; // float
      :long_name = "Count of Particulate Organic Carbon, D. Stramski, 2007 (443/555 version)";
      :units = "";
      :standard_name = "number_of_observations";
      :valid_min = 0.0; // double
      :valid_max = 94080.0; // double
      :platform = "Orbview-2";
      :display_scale = "linear";
      :display_min = 0.0; // double
      :display_max = 94080.0; // double
      :coverage_content_type = "qualityInformation";
      :ancillary_variables = "poc";
      :comments = "Count of 9km daily poc observation used for Standard Deviation Calculation";
      :reference = "Stramski, D., et al. \"Relationships between the surface concentration of particulate organic carbon and optical properties in the eastern South Pacific and eastern Atlantic Oceans.\" Biogeosciences 5.1 (2008): 171-201.";

    float par_count(time=3355, lat=39, lon=78);
      :_FillValue = -999.0f; // float
      :missing_value = -999.0f; // float
      :long_name = "Count of Photosynthetically Available Radiation, R. Frouin";
      :units = "";
      :standard_name = "number_of_observations";
      :valid_min = 0.0; // double
      :valid_max = 94080.0; // double
      :platform = "Orbview-2";
      :display_scale = "linear";
      :display_min = 0.0; // double
      :display_max = 94080.0; // double
      :coverage_content_type = "qualityInformation";
      :ancillary_variables = "par";
      :comments = "Count of 9km daily par observation used for Standard Deviation Calculation";
      :reference = "Frouin, R., Ligner, D.W., and Gautier, C., 1989: A Simple analytical formula to compute clear sky total and photosynthetically available solar irradiance at the ocean surface. J. Geophys. Res., 94, 9731-9742.";

    float kd_490_count(time=3355, lat=39, lon=78);
      :_FillValue = -999.0f; // float
      :missing_value = -999.0f; // float
      :long_name = "Count of Diffuse attenuation coefficient at 490 nm, KD2 algorithm";
      :units = "";
      :standard_name = "number_of_observations";
      :valid_min = 0.0; // double
      :valid_max = 94080.0; // double
      :platform = "Orbview-2";
      :display_scale = "linear";
      :display_min = 0.0; // double
      :display_max = 94080.0; // double
      :coverage_content_type = "qualityInformation";
      :ancillary_variables = "kd_490";
      :comments = "Count of 9km daily kd_490 observation used for Standard Deviation Calculation";

    float chl_ocx_count(time=3355, lat=39, lon=78);
      :_FillValue = -999.0f; // float
      :missing_value = -999.0f; // float
      :long_name = "Count of Chlorophyll Concentration, OC3 Algorithm";
      :units = "";
      :standard_name = "number_of_observations";
      :valid_min = 0.0; // double
      :valid_max = 94080.0; // double
      :platform = "Orbview-2";
      :display_scale = "linear";
      :display_min = 0.0; // double
      :display_max = 94080.0; // double
      :coverage_content_type = "qualityInformation";
      :ancillary_variables = "chl_ocx";
      :comments = "Count of 9km daily chl_ocx observation used for Standard Deviation Calculation";
      :reference = "O\'Reilly, J.E., and 24 Coauthors, 2000: SeaWiFS Postlaunch Calibration and Validation Analyses, Part 3. NASA Tech. Memo. 2000-206892, Vol. 11, S.B. Hooker and E.R. Firestone, Eds., NASA Goddard Space Flight Center, 49 pp.; https://oceancolor.sci.gsfc.nasa.gov/resources/docs/technical/seawifs_reports/postlaunch/post_vol11_abs/";

  // global attributes:
  :history = "Input data acquired from https://oceancolor.gsfc.nasa.gov, processed at University of Delaware";
  :NCO = "netCDF Operators version 4.7.6 (Homepage = http://nco.sf.net, Code = http://github.com/nco/nco)";
  :instrument = "SeaWiFS";
  :title = "SeaWiFS Level-3 products from OCBG resampled to 500KM";
  :project = "NASA Earth Science division, ROSES 2020 Program";
  :platform = "Orbview-2";
  :temporal_range = "10-year";
  :date_created = "2024-10-25T00:00:00.000Z";
  :time_coverage_start = "2008-01-01T00:00:00.000Z";
  :time_coverage_end = "2008-12-31T00:00:00.000Z";
  :map_projection = "Equidistant Cylindrical";
  :latitude_units = "degrees_north";
  :longitude_units = "degrees_east";
  :northernmost_latitude = 90.0; // double
  :southernmost_latitude = -90.0; // double
  :westernmost_longitude = -180.0; // double
  :easternmost_longitude = 180.0; // double
  :geospatial_lat_max = "90";
  :geospatial_lat_min = "-90";
  :geospatial_lon_max = "180";
  :geospatial_lon_min = "-180";
  :geospatial_bounds_crs = "WGS84";
  :spatialResolution = "500 km";
  :Conventions = "CF-1.8 ACDD-1.3";
  :institution = "University of Delaware";
  :standard_name_vocabulary = "CF Standard Name Table v36";
  :creator_name = "The Ocean Exploration, Remote Sensing and Biogeography Laboratory (ORB Lab)";
  :publisher_name = "NASA/GSFC/OB.DAAC";
  :publisher_url = "https://oceandata.sci.gsfc.nasa.gov";
  :publisher_email = "data@oceancolor.gsfc.nasa.gov";
  :creator_url = "https://sites.udel.edu/ceoe-moliver/";
  :creator_email = "moliver@udel.edu";
  :naming_authority = "gov.nasa.gsfc.sci.oceandata";
  :processing_level = "L3 Mapped";
  :cdm_data_type = "grid";
  :summary = "Level-3 product acquired from NASA OCBG and processed to 500 KM at 30 day resolution";
  :comment = "Be wary of using the first 30 days of the mission period as these will have fewer observations then expected supplied to the calculations.";
  :id = "seawifs.2008.L3m.MO.500km.std.nc";
  :keywords = "Earth Science>Oceans>Ocean Optics>Optical Depth; Earth Science>Oceans>Ocean Chemistry>Organic Carbon; Earth Science>Oceans>Ocean Optics>Photosynthetically Active Radiation; Earth Science>Oceans>Ocean Chemistry>Pigments>Chlorophyll; Earth Science>Oceans>Ocean Chemistry>Chlorophyll; Earth Science>Oceans>Ocean Optics>Attenuation/Transmission";
  :keywords_vocabulary = "NASA/Global Change Master Directory (GCMD) Science Keywords v8.4";
}