ERDDAP > info > noaa_snpp_kd490_daily

Grid DAP Data	Sub- set	Table DAP Data	Make A Graph	W M S	Source Data Files	Title	Sum- mary	FGDC, ISO, Metadata	Back- ground Info	RSS	E mail	Institution	Dataset ID
data			graph	M		Kd490, NPP VIIRS - CoastWatch - Daily, 2012-present		F   I   M	background			STAR	noaa_snpp_kd490_daily

The Dataset's Variables and Attributes

Row Type	Variable Name	Attribute Name	Data Type	Value
attribute	NC_GLOBAL	_lastModified	String	2023-03-20T19:15:55.000Z
attribute	NC_GLOBAL	_NCProperties	String	version=2,netcdf=4.7.3,hdf5=1.12.0,
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	coastwatch.info at noaa.gov
attribute	NC_GLOBAL	creator_name	String	NOAA CoastWatch
attribute	NC_GLOBAL	creator_type	String	institution
attribute	NC_GLOBAL	creator_url	String	https://coastwatch.noaa.gov
attribute	NC_GLOBAL	date_created	String	2019-04-05T15:59:00Z
attribute	NC_GLOBAL	Easternmost_Easting	double	359.98125000000005
attribute	NC_GLOBAL	geospatial_lat_max	double	89.75625
attribute	NC_GLOBAL	geospatial_lat_min	double	-89.75625
attribute	NC_GLOBAL	geospatial_lat_resolution	double	0.0375
attribute	NC_GLOBAL	geospatial_lat_units	String	degrees_north
attribute	NC_GLOBAL	geospatial_lon_max	double	359.98125000000005
attribute	NC_GLOBAL	geospatial_lon_min	double	0.01875000000001137
attribute	NC_GLOBAL	geospatial_lon_resolution	double	0.037500000000000006
attribute	NC_GLOBAL	geospatial_lon_units	String	degrees_east
attribute	NC_GLOBAL	geospatial_vertical_max	double	0.0
attribute	NC_GLOBAL	geospatial_vertical_min	double	0.0
attribute	NC_GLOBAL	geospatial_vertical_positive	String	up
attribute	NC_GLOBAL	geospatial_vertical_units	String	m
attribute	NC_GLOBAL	history	String	Tue Mar 21 07:51:09 2023: ncatted -O -a sw_point_longitude,global,o,f,0.01875 V2023070_D1_WW00_kd490-0-360.nc Tue Mar 21 07:51:09 2023: ncatted -O -a geospatial_lon_min,global,o,f,0.0 V2023070_D1_WW00_kd490-0-360.nc Tue Mar 21 07:51:09 2023: ncatted -O -a geospatial_lon_max,global,o,f,360.0 V2023070_D1_WW00_kd490-0-360.nc Tue Mar 21 07:51:09 2023: ncatted -O -a easternmost_longitude,global,o,f,360.0 V2023070_D1_WW00_kd490-0-360.nc Tue Mar 21 07:51:09 2023: ncatted -O -a westernmost_longitude,global,o,f,0.0 V2023070_D1_WW00_kd490-0-360.nc Tue Mar 21 07:51:09 2023: ncatted -O -a valid_max,lon,o,f,360.0 V2023070_D1_WW00_kd490-0-360.nc Tue Mar 21 07:51:09 2023: ncatted -O -a valid_min,lon,o,f,0.0 V2023070_D1_WW00_kd490-0-360.nc Tue Mar 21 07:51:07 2023: ncap2 -O -s where(lon<0) lon=lon+360 V2023070_D1_WW00_kd490-0-360.nc V2023070_D1_WW00_kd490-0-360.nc Tue Mar 21 07:51:04 2023: ncks -O --msa_usr_rdr -d lon,0.0,180.0 -d lon,-180.0,0.0 V2023070_D1_WW00_kd490.nc V2023070_D1_WW00_kd490-0-360.nc /data/data369/hgu/ocssw/bin/l3mapgen par=/data/data652/coastwatch/oc/L3/scripts/bin/../config/l3mapgen_par_kd_490 ifile=/data/data652/coastwatch/oc/L3/scripts/bin/../temp/Config_bmw/infile_2km_G.nc ofile=/data/data369/viirs/L3/2023/03/11/V2023070_D1_WW00_kd_490.nc Mon Mar 20 19:16:06 2023 : /data/data652/coastwatch/oc/L3/scripts/bin/l3cnvtr -r 4 /data/data369/viirs/L3/2023/03/11/V2023070_D1_WW00_kd_490.nc /data/aftp/socd1/mecb/coastwatch/viirs/science/L3/global/kd/daily/WW00/V2023070_D1_WW00_kd490.nc
attribute	NC_GLOBAL	id	String	L3/2km/infile_2km_G.nc
attribute	NC_GLOBAL	identifier_product_doi	String	https://dx.doi.org
attribute	NC_GLOBAL	identifier_product_doi_authority	String	https://dx.doi.org
attribute	NC_GLOBAL	infoUrl	String	https://coastwatch.noaa.gov
attribute	NC_GLOBAL	institution	String	STAR
attribute	NC_GLOBAL	instrument	String	VIIRS
attribute	NC_GLOBAL	keywords	String	algorithm, altitude, attenuation, 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, flux, heat, heat flux, image, imager, imager/radiometer, imaging, infrared, kd2, kd_490, L3, level, level-3, mapped, national, npp, ocean, oceans, optics, orbiting, partnership, polar, polar-orbiting, radiative, radiometer, sea, seawater, smi, standard, star, suite, suite/suomi-npp, suomi, time, viirs, viirs-n, viirsn, visible, water
attribute	NC_GLOBAL	keywords_vocabulary	String	GCMD Science Keywords
attribute	NC_GLOBAL	l2_flag_names	String	ATMFAIL,LAND,HIGLINT,HILT,HISATZEN,CLOUD,HISOLZEN,LOWLW,CHLFAIL,NAVWARN,CLDSHDSTL,MAXAERITER,CHLWARN,ALGICE,SEAICE,NAVFAIL,FILTER
attribute	NC_GLOBAL	license	String	These data may be redistributed and used without restriction.
attribute	NC_GLOBAL	map_projection	String	geographic
attribute	NC_GLOBAL	measure	String	Mean
attribute	NC_GLOBAL	naming_authority	String	gov.noaa.coastwatch
attribute	NC_GLOBAL	NCO	String	netCDF Operators version 4.7.5 (Homepage = http://nco.sf.net, Code = https://github.com/nco/nco)
attribute	NC_GLOBAL	nco_openmp_thread_number	int	1
attribute	NC_GLOBAL	Northernmost_Northing	double	89.75625
attribute	NC_GLOBAL	platform	String	Suomi-NPP
attribute	NC_GLOBAL	processing_level	String	L3 Mapped
attribute	NC_GLOBAL	processing_version	String	Unspecified
attribute	NC_GLOBAL	product_name	String	V2023070_D1_WW00_kd490.nc
attribute	NC_GLOBAL	proj4_string	String	+proj=eqc +lat_ts=0 +lat_0=0 +x_0=0 +y_0=0 +ellps=WGS84 +datum=WGS84 +units=m +no_defs +lon_0=0.000000
attribute	NC_GLOBAL	project	String	Ocean Color Science Team (NOAA/NESDIS/STAR/OCST)
attribute	NC_GLOBAL	publisher_email	String	coastwatch.info@noaa.gov;ncei.info@noaa.gov
attribute	NC_GLOBAL	publisher_name	String	NOAA CoastWatch;National Centers for Environmental Information (NCEI)
attribute	NC_GLOBAL	publisher_type	String	group
attribute	NC_GLOBAL	publisher_url	String	https://coastwatch.noaa.gov;https://www.ncei.noaa.gov/
attribute	NC_GLOBAL	Satellite	String	Suomi-NPP
attribute	NC_GLOBAL	Sensor	String	VIIRS
attribute	NC_GLOBAL	sourceUrl	String	(local files)
attribute	NC_GLOBAL	Southernmost_Northing	double	-89.75625
attribute	NC_GLOBAL	spatialResolution	String	4.17 km
attribute	NC_GLOBAL	standard_name_vocabulary	String	CF Standard Name Table v29
attribute	NC_GLOBAL	summary	String	Visible and Infrared Imager/Radiometer Suite/Suomi-NPP (VIIRSN) produced by NOAA/STAR Ocean Color Team through NOAA Multi-Sensor Level 1 to Level 2 processing system (MSL12) using the Ocean Color improved satellite data record. This is daily Diffuse attenuation coefficient at 490 nm data, 4-km resolution. More info: https://coastwatch.noaa.gov/cw_html/OceanColor_Science_Quality_VIIRS_SNPP.html
attribute	NC_GLOBAL	temporal_range	String	day
attribute	NC_GLOBAL	testOutOfDate	String	now-36days
attribute	NC_GLOBAL	time_coverage_end	String	2023-03-16T12:00:00Z
attribute	NC_GLOBAL	time_coverage_start	String	2012-01-02T12:00:00Z
attribute	NC_GLOBAL	title	String	Kd490, NPP VIIRS - CoastWatch - Daily, 2012-present
attribute	NC_GLOBAL	Westernmost_Easting	double	0.01875000000001137
dimension	time		double	nValues=4075, evenlySpaced=false, averageSpacing=1 day 0h 6m 1s
attribute	time	_CoordinateAxisType	String	Time
attribute	time	actual_range	double	1.3255056E9, 1.678968E9
attribute	time	axis	String	T
attribute	time	calendar	String	gregorian
attribute	time	ioos_category	String	Time
attribute	time	long_name	String	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	altitude		double	nValues=1, onlyValue=0.0
attribute	altitude	_CoordinateAxisType	String	Height
attribute	altitude	_CoordinateZisPositive	String	up
attribute	altitude	actual_range	double	0.0, 0.0
attribute	altitude	axis	String	Z
attribute	altitude	ioos_category	String	Location
attribute	altitude	long_name	String	Altitude
attribute	altitude	positive	String	up
attribute	altitude	standard_name	String	altitude
attribute	altitude	units	String	m
dimension	latitude		double	nValues=4788, evenlySpaced=true, averageSpacing=-0.0375
attribute	latitude	_CoordinateAxisType	String	Lat
attribute	latitude	actual_range	double	-89.75625, 89.75625
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	double	90.0
attribute	latitude	valid_min	double	-90.0
dimension	longitude		double	nValues=9600, evenlySpaced=true, averageSpacing=0.037500000000000006
attribute	longitude	_ChunkSizes	int	9600
attribute	longitude	_CoordinateAxisType	String	Lon
attribute	longitude	actual_range	double	0.01875000000001137, 359.98125000000005
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	double	360.0
attribute	longitude	valid_min	double	0.0
variable	kd_490		float	time, altitude, latitude, longitude
attribute	kd_490	_FillValue	float	NaN
attribute	kd_490	colorBarMaximum	double	5.0
attribute	kd_490	colorBarMinimum	double	0.01
attribute	kd_490	colorBarScale	String	Log
attribute	kd_490	grid_mapping	String	coord_ref
attribute	kd_490	ioos_category	String	Heat Flux
attribute	kd_490	long_name	String	Diffuse attenuation coefficient at 490 nm, kd2 algorithm
attribute	kd_490	references	String	Wang, M., S. Son, and L. W. Harding, Jr. (2009), Retrieval of diffuse attenuation coefficient in the Chesapeake Bay and turbid ocean regions for satellite ocean color applications, J. Geoph ys. Res. Oceans, 114, C10011
attribute	kd_490	standard_name	String	diffuse_attenuation_coefficient_of_downwelling_radiative_flux_in_sea_water
attribute	kd_490	units	String	m-1
attribute	kd_490	valid_max	float	6.0
attribute	kd_490	valid_min	float	0.01

The information in the table above is also available in other file formats (.csv, .htmlTable, .itx, .json, .jsonlCSV1, .jsonlCSV, .jsonlKVP, .mat, .nc, .nccsv, .tsv, .xhtml) via a RESTful web service.