netcdf PACE_OCI.YYYYMMDD.L3m.CompositingPeriod.LANDVI.Version.Resolution { dimensions: lat = 4320 ; lon = 8640 ; rgb = 3 ; eightbitcolor = 256 ; variables: float ndvi(lat, lon) ; ndvi:long_name = "Normalized Difference Vegetation Index" ; ndvi:standard_name = "normalized_difference_vegetation_index" ; ndvi:_FillValue = -32767.f ; ndvi:valid_min = -1000.f ; ndvi:valid_max = 1000.f ; ndvi:display_scale = "linear" ; ndvi:display_min = -0.05f ; ndvi:display_max = 0.9152f ; float evi(lat, lon) ; evi:long_name = "Enhanced Vegetation Index" ; evi:standard_name = "normalized_difference_vegetation_index" ; evi:_FillValue = -32767.f ; evi:valid_min = -1000.f ; evi:valid_max = 1000.f ; evi:display_scale = "linear" ; evi:display_min = -0.05f ; evi:display_max = 0.9152f ; float ndwi(lat, lon) ; ndwi:long_name = "Normalized Difference Water Index" ; ndwi:_FillValue = -32767.f ; ndwi:valid_min = -100.f ; ndwi:valid_max = 100.f ; ndwi:reference = "Gao, B.C., NDWI—A normalized difference water index for remote sensing of vegetation liquid water from space, Remote Sensing of Environment 58(3), 257-266, doi.org/10.1016/S0034-4257(96)00067-3 (1996)" ; ndwi:display_scale = "linear" ; ndwi:display_min = -1.f ; ndwi:display_max = 1.f ; float ndii(lat, lon) ; ndii:long_name = "Normalized Difference Infrared Index" ; ndii:_FillValue = -32767.f ; ndii:valid_min = -100.f ; ndii:valid_max = 100.f ; ndii:reference = "Hardisky M.A., Klemas V., Smart R.M., The influence of soil-salinity, growth form, and leaf moisture on the spectral radiance of Spartina alterniflora canopies. Photogrammetric Engineering and Remote Sensing 49, 77–83 (1983)." ; ndii:display_scale = "linear" ; ndii:display_min = -1.f ; ndii:display_max = 1.f ; float cci(lat, lon) ; cci:long_name = "Chlorophyll-Carotenoid Index" ; cci:_FillValue = -32767.f ; cci:valid_min = -100.f ; cci:valid_max = 100.f ; cci:reference = "Gamon, J. A., Huemmrich, K. F., Wong, C. Y., Ensminger, I., Garrity, S., Hollinger, D. Y., Noormets, A., and Peñuelas, J., A remotely sensed pigment index reveals photosynthetic phenology in evergreen conifers. Proceedings of the National Academy of Sciences, 113(46), 13087-13092, doi.org/10.1073/pnas.1606162113, (2016)" ; cci:display_scale = "linear" ; cci:display_min = -1.f ; cci:display_max = 1.f ; float ndsi(lat, lon) ; ndsi:long_name = "Normalized Difference Snow Index" ; ndsi:_FillValue = -32767.f ; ndsi:valid_min = -100.f ; ndsi:valid_max = 100.f ; ndsi:reference = "Hall, D.K., Riggs, G.A., Salomonson, V.V., Development of methods for mapping global snow cover using moderate resolution imaging spectroradiometer data, 54(2), 127-140, https://doi.org/10.1016/0034-4257(95)00137-P (1995)" ; ndsi:display_scale = "linear" ; ndsi:display_min = -1.f ; ndsi:display_max = 1.f ; float pri(lat, lon) ; pri:long_name = "Photochemical Reflectance Index" ; pri:_FillValue = -32767.f ; pri:valid_min = -100.f ; pri:valid_max = 100.f ; pri:reference = "Grace, J., Nichol, C., Disney, M., Lewis, P., Quaife, T., and Bowyer, P., Can we measure terrestrial photosynthesis from space directly, using spectral reflectance and fluorescence? Global Change Biology, 13(7), 1484-1497, https://doi.org/10.1111/j.1365-2486.2007.01352.x, (2007)" ; pri:display_scale = "linear" ; pri:display_min = -1.f ; pri:display_max = 1.f ; float cire(lat, lon) ; cire:long_name = "Chlorophyll Index Red Edge" ; cire:_FillValue = -32767.f ; cire:valid_min = -100.f ; cire:valid_max = 100.f ; cire:reference = "Gitelson, A.A., Viña, A., Rundquist, D.C., Ciganda, V., Arkebauer, T.J., Remote Estimation of Canopy Chlorophyll Content in Crops, Geophysical Research Letters, 32(8), L08403, doi:10.1029/2005GL022688 (2005)" ; cire:display_scale = "linear" ; cire:display_min = 0.f ; cire:display_max = 5.f ; float car(lat, lon) ; car:long_name = "Carotenoid Content Index" ; car:_FillValue = -32767.f ; car:valid_min = -100.f ; car:valid_max = 100.f ; car:reference = "Gitelson, A.A., Zur, Y., Chivkunova, O.B., and Merzlyak, M.N., Assessing Carotenoid Content in Plant Leaves with Reflectance Spectroscopy, Photochemistry and Photobiology, 75(3), 272-281, https://doi.org/10.1562/0031-8655(2002)0750272ACCIPL2.0.CO2 (2002)" ; car:display_scale = "linear" ; car:display_min = -1.f ; car:display_max = 1.f ; float mari(lat, lon) ; mari:long_name = "Anthocyanin Reflectance Index" ; mari:_FillValue = -32767.f ; mari:valid_min = -100.f ; mari:valid_max = 100.f ; mari:reference = "Gitelson, A.A., Merzlyak, M.N., and Chivkunova, O.B., Optical properties and non-destructive estimation of anthocyanin content in plant leaves, Photochemistry and Photobiology, 74(1), 38-45, https://doi.org/10.1562/0031-8655(2001)0740038OPANEO2.0.CO2 (2001)" ; mari:display_scale = "linear" ; mari:display_min = -1.f ; mari:display_max = 1.f ; float lat(lat) ; lat:long_name = "Latitude" ; lat:units = "degrees_north" ; lat:standard_name = "latitude" ; lat:_FillValue = -999.f ; lat:valid_min = -90.f ; lat:valid_max = 90.f ; float lon(lon) ; lon:long_name = "Longitude" ; lon:units = "degrees_east" ; lon:standard_name = "longitude" ; lon:_FillValue = -999.f ; lon:valid_min = -180.f ; lon:valid_max = 180.f ; ubyte palette(rgb, eightbitcolor) ; // global attributes: :product_name = "PACE_OCI.YYYYMMDD.L3m.CompositingPeriod.LANDVI.Version.Resolution.nc" ; :instrument = "OCI" ; :title = "OCI Level-3 Standard Mapped Image" ; :project = "Ocean Biology Processing Group (NASA/GSFC/OBPG)" ; :platform = "PACE" ; :source = "satellite observations from OCI-PACE" ; :temporal_range = "18-hour" ; :processing_version = "3.1" ; :date_created = "2025-09-20T02:07:05.000Z" ; :history = "l3mapgen par=PACE_OCI.YYYYMMDD.L3m.CompositingPeriod.LANDVI.Version.Resolution.nc.param " ; :l2_flag_names = "~LAND,HISATZEN,HISOLZEN,NAVWARN,NAVFAIL,CLDICE" ; :time_coverage_start = "2025-01-01T00:07:38.161Z" ; :time_coverage_end = "2025-01-01T17:10:47.911Z" ; :start_orbit_number = 0 ; :end_orbit_number = 0 ; :map_projection = "Equidistant Cylindrical" ; :latitude_units = "degrees_north" ; :longitude_units = "degrees_east" ; :northernmost_latitude = 90.f ; :southernmost_latitude = -90.f ; :westernmost_longitude = -180.f ; :easternmost_longitude = 180.f ; :geospatial_lat_max = 90.f ; :geospatial_lat_min = -90.f ; :geospatial_lon_max = 180.f ; :geospatial_lon_min = -180.f ; :latitude_step = 0.04166667f ; :longitude_step = 0.04166667f ; :sw_point_latitude = -89.97916f ; :sw_point_longitude = -179.9792f ; :spatialResolution = "4.638312 km" ; :geospatial_lon_resolution = "4.638312 km" ; :geospatial_lat_resolution = "4.638312 km" ; :geospatial_lat_units = "degrees_north" ; :geospatial_lon_units = "degrees_east" ; :number_of_lines = 4320 ; :number_of_columns = 8640 ; :measure = "Mean" ; :suggested_image_scaling_minimum = -0.05f ; :suggested_image_scaling_maximum = 0.9152f ; :suggested_image_scaling_type = "LINEAR" ; :suggested_image_scaling_applied = "No" ; :_lastModified = "2025-09-20T02:07:05.000Z" ; :Conventions = "CF-1.6 ACDD-1.3" ; :institution = "NASA Goddard Space Flight Center, Ocean Ecology Laboratory, Ocean Biology Processing Group" ; :standard_name_vocabulary = "CF Standard Name Table v36" ; :naming_authority = "gov.nasa.gsfc.sci.oceandata" ; :id = "3.1/L3/PACE_OCI.YYYYMMDD.L3b.CompositingPeriod.LANDVI.Version.nc" ; :license = "https://science.nasa.gov/earth-science/earth-science-data/data-information-policy/" ; :creator_name = "NASA/GSFC/OBPG" ; :publisher_name = "NASA/GSFC/OBPG" ; :creator_email = "data@oceancolor.gsfc.nasa.gov" ; :publisher_email = "data@oceancolor.gsfc.nasa.gov" ; :creator_url = "https://oceandata.sci.gsfc.nasa.gov" ; :publisher_url = "https://oceandata.sci.gsfc.nasa.gov" ; :processing_level = "L3 Mapped" ; :cdm_data_type = "grid" ; :identifier_product_doi_authority = "http://dx.doi.org" ; :identifier_product_doi = "10.5067/PACE/OCI/L3M/LANDVI/3.1" ; :data_bins = 4195445LL ; :data_minimum = -5.618939f ; :data_maximum = 59.88749f ; group: processing_control { // group attributes: :software_name = "l3mapgen" ; :software_version = "2.4.5-09b1279b9" ; :input_sources = "PACE_OCI.YYYYMMDD.L3b.CompositingPeriod.LANDVI.Version.nc" ; :l2_flag_names = "~LAND,HISATZEN,HISOLZEN,NAVWARN,NAVFAIL,CLDICE" ; group: input_parameters { // group attributes: :par = "PACE_OCI.YYYYMMDD.L3m.CompositingPeriod.LANDVI.Version.Resolution.nc.param" ; :suite = "LANDVI" ; :ifile = "PACE_OCI.YYYYMMDD.L3b.CompositingPeriod.LANDVI.Version.nc" ; :ofile = "PACE_OCI.YYYYMMDD.L3m.CompositingPeriod.LANDVI.Version.Resolution.nc" ; :oformat = "2" ; :ofile_product_tag = "PRODUCT" ; :ofile2 = "" ; :oformat2 = "png" ; :deflate = "4" ; :product = "ndvi,evi,ndwi,ndii,cci,ndsi,pri,cire,car,mari" ; :wavelength_3d = "" ; :resolution = "Resolution" ; :width = "" ; :projection = "smi" ; :write_projtext = "no" ; :central_meridian = "-999" ; :lat_ts = "" ; :lat_0 = "" ; :lat_1 = "" ; :lat_2 = "" ; :azimuth = "" ; :utm_zone = "" ; :north = "90.000" ; :south = "-90.000" ; :east = "180.000" ; :west = "-180.000" ; :trimNSEW = "no" ; :interp = "area" ; :apply_pal = "1" ; :palfile = "" ; :use_transparency = "no" ; :datamin = "" ; :datamax = "" ; :scale_type = "" ; :quiet = "false" ; :pversion = "3.1" ; :use_quality = "yes" ; :quality_product = "" ; :use_rgb = "no" ; :product_rgb = "rhos_620,rhos_555,rhos_465" ; :fudge = "1.0" ; :threshold = "0" ; :num_cache = "500" ; :mask_land = "no" ; :rgb_land = "160,82,45" ; :land = "$OCDATAROOT/common/landmask_GMT15ARC.nc" ; :full_latlon = "yes" ; :doi = "10.5067/PACE/OCI/L3M/LANDVI/3.1" ; } // group input_parameters } // group processing_control }