Attributes { HDF5_GLOBAL { String geospatial_bounds "POLYGON(( -86.871 31.018, -87.950 65.348, -31.004 56.730, -55.853 26.251, -86.871 31.018))"; Float32 geospatial_first_scanline_first_fov_lat 65.34767151; Float32 geospatial_first_scanline_first_fov_lon -87.94982910; Float32 geospatial_first_scanline_last_fov_lat 56.72998047; Float32 geospatial_first_scanline_last_fov_lon -31.00433350; Float32 geospatial_last_scanline_first_fov_lat 31.01787949; Float32 geospatial_last_scanline_first_fov_lon -86.87120819; Float32 geospatial_last_scanline_last_fov_lat 26.25145340; Float32 geospatial_last_scanline_last_fov_lon -55.85289764; String Conventions "CF-1.6, ACDD-1.3"; String Metadata_Conventions "Unidata Dataset Discovery v1.0"; String acknowledgement "Please acknowledge the use of these data with the following statement: These data were provided by Group for High Resolution Sea Surface Temperature (GHRSST) and the National Oceanic and Atmospheric Administration (NOAA)."; String cdm_data_type "swath"; String comment "none"; String creator_email "Alex.Ignatov@noaa.gov"; String creator_name "Alex Ignatov"; String creator_url "http://www.star.nesdis.noaa.gov"; String date_created "20190308T111823Z"; String destripe "yes (M5:1.0:f M7:1.0:f M10:1.0:f M12:1.0:b M13:1.0:b M14:1.0:b M15:1.0:b M16:1.0:b)"; Float32 easternmost_longitude -31.00433350; Int16 file_quality_level 3; String gds_version_id "02.0"; Float32 geospatial_lat_resolution 0.006699999794; String geospatial_lat_units "degrees_north"; Float32 geospatial_lon_resolution 0.006699999794; String geospatial_lon_units "degrees_east"; String history "Created by Advanced Clear-Sky Processor for Oceans (ACSPO)-VIIRS at NOAA/NESDIS/STAR."; String id "VIIRS_NPP-STAR-L2P-v2.61"; String institution "NOAA/NESDIS/STAR"; String keywords "Oceans > Ocean Temperature > Sea Surface Temperature"; String keywords_vocabulary "NASA Global Change Master Directory (GCMD) Science Keywords"; String license "GHRSST protocol describes data use as free and open"; String metadata_link "http://podaac.jpl.nasa.gov/ws/metadata/dataset/?format=iso&shortName=VIIRS_NPP-STAR-L2P-v2.61"; String naming_authority "org.ghrsst"; Float32 northernmost_latitude 65.71283722; String platform "NPP"; String processing_level "L2P"; String product_version "2.61"; String project "Group for High Resolution Sea Surface Temperature"; String publisher_email "ghrsst-po@nceo.ac.uk"; String publisher_name "The GHRSST Project Office"; String publisher_url "http://www.ghrsst.org"; String references "Data convention: GHRSST Data Specification (GDS) v2.0. Algorithms: ACSPO-VIIRS ATBD (NOAA/NESDIS/STAR)"; String sensor "VIIRS"; String aggregator_version "V1.00"; String preprocessor_version "1.14"; String sst_luts "LUT_VIIRS_NPP_L2P_DEPTH_DAY_V01.04_20181217.txt,LUT_VIIRS_NPP_L2P_SKIN_DAYNIGHT_V01.00_20180408.txt,LUT_VIIRS_NPP_L2P_DEPTH_NIGHT_V01.04_20181217.txt,LUT_VIIRS_NPP_L2P_SKIN_NIGHT_V01.00_20180408.txt"; String source "VIIRS-MOD-GEO-TC,VIIRS-M5-SDR,VIIRS-M7-SDR,VIIRS-M10-SDR,VIIRS-M12-SDR,VIIRS-M15-SDR,VIIRS-M16-SDR,CMC0.1deg-CMC-L4-GLOB-v2.0,NOAA-NCEP-GFS"; Float32 southernmost_latitude 26.25145340; String spatial_resolution "742 m at nadir"; String standard_name_vocabulary "CF Standard Name Table (v26, 08 November 2013)"; String start_time "20160409T062000Z"; String stop_time "20160409T062959Z"; String summary "Sea surface temperature retrievals produced by NOAA/NESDIS/STAR office from VIIRS sensor"; String time_coverage_end "20160409T062959Z"; String time_coverage_start "20160409T062000Z"; String title "VIIRS L2P SST"; String uuid "e2e1a9cc-4193-11e9-a378-ac1f6b5681f6"; Float32 westernmost_longitude -87.94982910; String netcdf_version_id "4.5.0 of Oct 31 2017 11:38:27 $"; } wind_speed { Float32 add_offset 0.000000000; String comment "Typically represents surface winds (10 meters above the sea surface)"; String coordinates "lon lat"; String height "10 m"; String long_name "wind speed"; Float32 scale_factor 0.1500000060; String source "Wind speed from NCEP GFS data"; String standard_name "wind_speed"; String units "m s-1"; Int16 valid_max 127; Int16 valid_min -127; Int16 _FillValue -128; String origname "wind_speed"; String fullnamepath "/wind_speed"; } brightness_temperature_4um { Float32 add_offset 273.1499939; String comment "non L2P core field; brightness temperature for 3.7 um channel VIIRS M12"; String coordinates "lon lat"; String long_name "brightness temperature for 3.7 um channel"; Float32 scale_factor 0.009999999776; String source "VIIRS-M12-SDR"; String units "kelvin"; Int16 valid_max 32767; Int16 valid_min -32767; Int16 _FillValue -32768; String origname "brightness_temperature_4um"; String fullnamepath "/brightness_temperature_4um"; } sses_standard_deviation { Float32 add_offset 1.000000000; String comment "Standard deviation of sea_surface_temperature from SST measured by drifting buoys. Further information at (Petrenko et al., JTECH, 2016; doi:10.1175/JTECH-D-15-0166.1)"; String coordinates "lon lat"; String long_name "SSES standard deviation"; Float32 scale_factor 0.009999999776; String units "kelvin"; Int16 valid_max 127; Int16 valid_min -127; Int16 _FillValue -128; String origname "sses_standard_deviation"; String fullnamepath "/sses_standard_deviation"; } brightness_temperature_08um6 { Float32 add_offset 273.1499939; String comment "non L2P core field; brightness temperature for 8.6 um channel VIIRS Ch. M14"; String coordinates "lon lat"; String long_name "brightness temperature for 8.6 um channel"; Float32 scale_factor 0.009999999776; String source "VIIRS channel M14"; String units "kelvin"; Int16 valid_max 32767; Int16 valid_min -32767; Int16 _FillValue -32768; String origname "brightness_temperature_08um6"; String fullnamepath "/brightness_temperature_08um6"; } sst_dtime { Float32 add_offset 0.000000000; String comment "time plus sst_dtime gives seconds since 1981-01-01 00:00:00 UTC"; String coordinates "lon lat"; String long_name "time difference from reference time"; Float32 scale_factor 0.2500000000; String units "seconds"; Int16 valid_max 32767; Int16 valid_min -32767; Int16 _FillValue -32768; String origname "sst_dtime"; String fullnamepath "/sst_dtime"; } sea_ice_fraction { Float32 add_offset 0.000000000; String comment "Fractional sea ice cover from reference SST"; String coordinates "lon lat"; String long_name "sea ice fraction"; Float32 scale_factor 0.009999999776; String source "CMC0.1deg-CMC-L4-GLOB-v2.0"; String standard_name "sea_ice_area_fraction"; String units "1"; Int16 valid_max 100; Int16 valid_min 0; Int16 _FillValue -128; String origname "sea_ice_fraction"; String fullnamepath "/sea_ice_fraction"; } l2p_flags { String comment "L2P common flags in bits 1-6 and data provider flags (from ACSPO mask) in bits 9-16: bit01 (0=IR: 1=microwave); bit02 (0=ocean; 1=land); bit03 (0=no ice; 1=ice); bits04-08 (reserved,set to 0); bit09 (0=radiance valid; 1=invalid); bit10 (0=night; 1=day); bit11 (0=ocean; 1=land); bit12 (0=good quality data; 1=degraded quality data due to \"twilight\" region); bit13 (0=no glint; 1=glint); bit14 (0=no snow/ice; 1=snow/ice); bits15-16 (00=clear; 01=probably clear; 10=cloudy; 11=clear-sky mask undefined)"; String coordinates "lon lat"; Int16 flag_masks 1, 2, 4, 256, 512, 1024, 2048, 4096, 8192, -16384; String flag_meanings "microwave land ice invalid day land twilight glint ice probably_clear_or_cloudy_or_undefined"; String long_name "L2P flags"; Int16 valid_max 32767; Int16 valid_min -32768; String origname "l2p_flags"; String fullnamepath "/l2p_flags"; } sea_surface_temperature { Float32 add_offset 273.1499939; String comment "SST obtained by regression with buoy measurements, sensitive to skin SST. Further information at (Petrenko et al., JGR, 2014; doi:10.1002/2013JD020637)"; String coordinates "lon lat"; String long_name "sea_surface_subskin_temperature"; Float32 scale_factor 0.009999999776; String source "NOAA"; String standard_name "sea_surface_subskin_temperature"; String units "kelvin"; Int16 valid_max 32767; Int16 valid_min -32767; Int16 _FillValue -32768; String origname "sea_surface_temperature"; String fullnamepath "/sea_surface_temperature"; } quality_level { String comment "SST quality levels: 5 corresponds to clear-sky pixels and is recommended for operational applications and validation;"; String coordinates "lon lat"; String flag_meanings "missing invalid not_used not_used not_used clear"; Int16 flag_values 0, 1, 2, 3, 4, 5; String long_name "quality level of SST pixel"; Int16 valid_max 5; Int16 valid_min 0; Int16 _FillValue -128; String origname "quality_level"; String fullnamepath "/quality_level"; } dt_analysis { Float32 add_offset 0.000000000; String comment "Deviation from reference SST, i.e., dt_analysis = SST - reference SST"; String coordinates "lon lat"; String long_name "deviation from SST reference"; String source "CMC0.1deg-CMC-L4-GLOB-v2.0"; Float32 scale_factor 0.1000000015; String units "kelvin"; Int16 valid_max 127; Int16 valid_min -127; Int16 _FillValue -128; String origname "dt_analysis"; String fullnamepath "/dt_analysis"; } brightness_temperature_12um { Float32 add_offset 273.1499939; String comment "non L2P core field; brightness temperature for 12.0 um channel VIIRS M16"; String coordinates "lon lat"; String long_name "brightness temperature for 12.0 um channel"; Float32 scale_factor 0.009999999776; String source "VIIRS-M16-SDR"; String units "kelvin"; Int16 valid_max 32767; Int16 valid_min -32767; Int16 _FillValue -32768; String origname "brightness_temperature_12um"; String fullnamepath "/brightness_temperature_12um"; } satellite_zenith_angle { Float32 add_offset 0.000000000; String comment "satellite zenith angle"; String coordinates "lon lat"; String long_name "satellite zenith angle"; Float32 scale_factor 1.000000000; String units "degrees"; Int16 valid_max 127; Int16 valid_min -127; Int16 _FillValue -128; String origname "satellite_zenith_angle"; String fullnamepath "/satellite_zenith_angle"; } sses_bias { Float32 add_offset 0.000000000; String comment "Bias is derived against Piecewise Regression SST produced by local regressions with buoys. Subtracting sses_bias from sea_surface_temperature producess more accurate SST at the depth of buoys Further information at (Petrenko et al., JTECH, 2016; doi:10.1175/JTECH-D-15-0166.1)"; String coordinates "lon lat"; String long_name "SSES bias estimate"; Float32 scale_factor 0.01600000076; String units "kelvin"; Int16 valid_max 127; Int16 valid_min -127; Int16 _FillValue -128; String origname "sses_bias"; String fullnamepath "/sses_bias"; } brightness_temperature_11um { Float32 add_offset 273.1499939; String comment "non L2P core field; brightness temperature for 10.8 um channel VIIRS M15"; String coordinates "lon lat"; String long_name "brightness temperature for 10.8 um channel"; Float32 scale_factor 0.009999999776; String source "VIIRS-M15-SDR"; String units "kelvin"; Int16 valid_max 32767; Int16 valid_min -32767; Int16 _FillValue -32768; String origname "brightness_temperature_11um"; String fullnamepath "/brightness_temperature_11um"; } time { String comment "seconds since 1981-01-01 00:00:00"; String long_name "reference time of sst file"; String standard_name "time"; String units "seconds since 1981-01-01 00:00:00"; String calendar "Gregorian"; String axis "T"; String origname "time"; String fullnamepath "/time"; } lat { String comment "Latitude of retrievals"; String long_name "latitude"; String standard_name "latitude"; String units "degrees_north"; Float32 valid_max 90.00000000; Float32 valid_min -90.00000000; String origname "lat"; String fullnamepath "/lat"; } lon { String comment "Longitude of retrievals"; String long_name "longitude"; String standard_name "longitude"; String units "degrees_east"; Float32 valid_max 180.0000000; Float32 valid_min -180.0000000; String origname "lon"; String fullnamepath "/lon"; } }