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Title Sum-
Institution Dataset ID
 data       graph  M    files  public Diffuse Attenuation K490, Aqua MODIS, NPP, L3SMI, Global, 4km, Science Quality, 2003-
present (8 Day Composite)
   ?   F   I   M   background (external link) RSS Subscribe NASA/GSFC OBPG erdMH1kd4908day

The Dataset's Variables and Attributes

Row Type Variable Name Attribute Name Data Type Value
attribute NC_GLOBAL _CoordSysBuilder String ucar.nc2.dataset.conv.CF1Convention
attribute NC_GLOBAL _lastModified String 2018-01-18T09:39:47.000Z
attribute NC_GLOBAL cdm_data_type String Grid
attribute NC_GLOBAL Conventions String CF-1.6, COARDS, ACDD-1.3
attribute NC_GLOBAL creator_email String data at
attribute NC_GLOBAL creator_name String NASA/GSFC/OBPG
attribute NC_GLOBAL creator_type String group
attribute NC_GLOBAL creator_url String (external link)
attribute NC_GLOBAL date_created String 2018-01-18T09:39:47Z
attribute NC_GLOBAL Easternmost_Easting double 179.9792
attribute NC_GLOBAL geospatial_lat_max double 89.97916
attribute NC_GLOBAL geospatial_lat_min double -89.97918
attribute NC_GLOBAL geospatial_lat_units String degrees_north
attribute NC_GLOBAL geospatial_lon_max double 179.9792
attribute NC_GLOBAL geospatial_lon_min double -179.9792
attribute NC_GLOBAL geospatial_lon_units String degrees_east
attribute NC_GLOBAL grid_mapping_name String latitude_longitude
attribute NC_GLOBAL history String Files downloaded daily from to NOAA SWFSC ERD (
ERD uses .ncml to add a time dimension.
Direct read of HDF4 file through CDM library
attribute NC_GLOBAL identifier_product_doi String 10.5067/AQUA/MODIS/L3M/KD490/2018
attribute NC_GLOBAL identifier_product_doi_authority String (external link)
attribute NC_GLOBAL infoUrl String (external link)
attribute NC_GLOBAL institution String NASA/GSFC OBPG
attribute NC_GLOBAL instrument String MODIS
attribute NC_GLOBAL keywords String algorithm, attenuation, biology, center, chemistry, chlorophyll, coefficient, color, data, diffuse, diffuse_attenuation_coefficient_of_downwelling_radiative_flux_in_sea_water, downwelling, Earth Science > Oceans > Ocean Chemistry > Chlorophyll, Earth Science > Oceans > Ocean Optics > Ocean Color, flight, flux, goddard, group, gsfc, heat, heat flux, image, imaging, kd2, Kd_490, L3, level, level-3, mapped, moderate, modis, nasa, obpg, ocean, oceans, optics, processing, radiative, resolution, sea, seawater, smi, space, spectroradiometer, standard, time, water
attribute NC_GLOBAL keywords_vocabulary String GCMD Science Keywords
attribute NC_GLOBAL license String
The data may be used and redistributed for free but is not intended
for legal use, since it may contain inaccuracies. Neither the data
Contributor, ERD, NOAA, nor the United States Government, nor any
of their employees or contractors, makes any warranty, express or
implied, including warranties of merchantability and fitness for a
particular purpose, or assumes any legal liability for the accuracy,
completeness, or usefulness, of this information.
attribute NC_GLOBAL map_projection String Equidistant Cylindrical
attribute NC_GLOBAL measure String Mean
attribute NC_GLOBAL naming_authority String gov.noaa.pfeg.coastwatch
attribute NC_GLOBAL Northernmost_Northing double 89.97916
attribute NC_GLOBAL platform String Aqua
attribute NC_GLOBAL processing_control_input_parameters_alt_thresh_lat String 999
attribute NC_GLOBAL processing_control_input_parameters_apply_pal String 1
attribute NC_GLOBAL processing_control_input_parameters_central_meridian String -999
attribute NC_GLOBAL processing_control_input_parameters_deflate String 4
attribute NC_GLOBAL processing_control_input_parameters_east String 180.000
attribute NC_GLOBAL processing_control_input_parameters_fudge String 1.0
attribute NC_GLOBAL processing_control_input_parameters_ifile String
attribute NC_GLOBAL processing_control_input_parameters_interp String area
attribute NC_GLOBAL processing_control_input_parameters_land String $OCDATAROOT/common/
attribute NC_GLOBAL processing_control_input_parameters_mask_land String no
attribute NC_GLOBAL processing_control_input_parameters_north String 90.000
attribute NC_GLOBAL processing_control_input_parameters_num_cache String 500
attribute NC_GLOBAL processing_control_input_parameters_ofile String
attribute NC_GLOBAL processing_control_input_parameters_oformat String 2
attribute NC_GLOBAL processing_control_input_parameters_oformat2 String png
attribute NC_GLOBAL processing_control_input_parameters_par String
attribute NC_GLOBAL processing_control_input_parameters_product String Kd_490
attribute NC_GLOBAL processing_control_input_parameters_product_rgb String rhos_645,rhos_555,rhos_469
attribute NC_GLOBAL processing_control_input_parameters_projection String smi
attribute NC_GLOBAL processing_control_input_parameters_pversion String 2018.0QL
attribute NC_GLOBAL processing_control_input_parameters_quiet String false
attribute NC_GLOBAL processing_control_input_parameters_resolution String 4km
attribute NC_GLOBAL processing_control_input_parameters_south String -90.000
attribute NC_GLOBAL processing_control_input_parameters_suite String KD490
attribute NC_GLOBAL processing_control_input_parameters_threshold String 0
attribute NC_GLOBAL processing_control_input_parameters_trimNSEW String yes
attribute NC_GLOBAL processing_control_input_parameters_use_quality String yes
attribute NC_GLOBAL processing_control_input_parameters_use_rgb String no
attribute NC_GLOBAL processing_control_input_parameters_west String -180.000
attribute NC_GLOBAL processing_control_software_name String l3mapgen
attribute NC_GLOBAL processing_control_software_version String 2.0.0-V2017.0.4
attribute NC_GLOBAL processing_control_source String
attribute NC_GLOBAL processing_level String L3 Mapped
attribute NC_GLOBAL processing_version String 2018.0QL
attribute NC_GLOBAL product_name String
attribute NC_GLOBAL project String Ocean Biology Processing Group (NASA/GSFC/OBPG)
attribute NC_GLOBAL publisher_email String at
attribute NC_GLOBAL publisher_name String NOAA NMFS SWFSC ERD
attribute NC_GLOBAL publisher_type String institution
attribute NC_GLOBAL publisher_url String (external link)
attribute NC_GLOBAL sourceUrl String (local files)
attribute NC_GLOBAL Southernmost_Northing double -89.97918
attribute NC_GLOBAL spatialResolution String 4.64 km
attribute NC_GLOBAL standard_name_vocabulary String CF Standard Name Table v29
attribute NC_GLOBAL summary String This dataset has monthly composites of Level 3, Standard Mapped Image, 4km, Diffuse Attenuation Coefficient at 490 nm Wavelength data from NASA's Aqua Spacecraft. Measurements are gathered by the Moderate Resolution Imaging Spectroradiometer (MODIS) carried aboard the spacecraft. This is Science Quality data. This is the August 2015 version of this dataset.
attribute NC_GLOBAL temporal_range String 5-day
attribute NC_GLOBAL testOutOfDate String now-30days
attribute NC_GLOBAL time_coverage_end String 2018-02-22T00:00:00Z
attribute NC_GLOBAL time_coverage_start String 2003-01-05T00:00:00Z
attribute NC_GLOBAL title String Diffuse Attenuation K490, Aqua MODIS, NPP, L3SMI, Global, 4km, Science Quality, 2003-present (8 Day Composite)
attribute NC_GLOBAL Westernmost_Easting double -179.9792
dimension time   double nValues=697, evenlySpaced=false, averageSpacing=7 days 22h 35m 10s
attribute time _CoordinateAxisType String Time
attribute time actual_range double 1.0417248E9, 1.5192576E9
attribute time axis String T
attribute time ioos_category String Time
attribute time long_name String Centered Time
attribute time standard_name String time
attribute time time_origin String 01-JAN-1970 00:00:00
attribute time units String seconds since 1970-01-01T00:00:00Z
dimension latitude   float nValues=4320, evenlySpaced=false, averageSpacing=-0.04166666821023385
attribute latitude _CoordinateAxisType String Lat
attribute latitude actual_range float -89.97918, 89.97916
attribute latitude axis String Y
attribute latitude ioos_category String Location
attribute latitude long_name String Latitude
attribute latitude standard_name String latitude
attribute latitude units String degrees_north
attribute latitude valid_max float 90.0
attribute latitude valid_min float -90.0
dimension longitude   float nValues=8640, evenlySpaced=false, averageSpacing=0.041666674383609215
attribute longitude _CoordinateAxisType String Lon
attribute longitude actual_range float -179.9792, 179.9792
attribute longitude axis String X
attribute longitude ioos_category String Location
attribute longitude long_name String Longitude
attribute longitude standard_name String longitude
attribute longitude units String degrees_east
attribute longitude valid_max float 180.0
attribute longitude valid_min float -180.0
variable k490   float time, latitude, longitude
attribute k490 colorBarMaximum double 0.5
attribute k490 colorBarMinimum double 0.0
attribute k490 colorBarPalette String WhiteRedBlack
attribute k490 ioos_category String Optical Properties
attribute k490 long_name String Diffuse Attenuation Coefficient K490
attribute k490 standard_name String diffuse_attenuation_coefficient_of_downwelling_radiative_flux_in_sea_water
attribute k490 units String m^-1

The information in the table above is also available in other file formats (.csv, .htmlTable, .itx, .json, .jsonlCSV, .jsonlKVP, .mat, .nc, .nccsv, .tsv, .xhtml) via a RESTful web service.

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