DAP4 Data Request Form 20160409062000-OSPO-L2P_GHRSST-SSTsubskin-VIIRS_NPP-ACSPO_V2.61-v02.0-fv01.0.nc.h5
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dataset: 20160409062000-OSPO-L2P_GHRSST-SSTsubskin-VIIRS_NPP-ACSPO_V2.61-v02.0-fv01.0.nc.h5
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Global Attributes
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    • geospatial_bounds: POLYGON(( -86.871 31.018, -87.950 65.348, -31.004 56.730, -55.853 26.251, -86.871 31.018)) (Type is String)
    • geospatial_first_scanline_first_fov_lat: 65.34767151 (Type is Float32)
    • geospatial_first_scanline_first_fov_lon: -87.94982910 (Type is Float32)
    • geospatial_first_scanline_last_fov_lat: 56.72998047 (Type is Float32)
    • geospatial_first_scanline_last_fov_lon: -31.00433350 (Type is Float32)
    • geospatial_last_scanline_first_fov_lat: 31.01787949 (Type is Float32)
    • geospatial_last_scanline_first_fov_lon: -86.87120819 (Type is Float32)
    • geospatial_last_scanline_last_fov_lat: 26.25145340 (Type is Float32)
    • geospatial_last_scanline_last_fov_lon: -55.85289764 (Type is Float32)
    • Conventions: CF-1.6, ACDD-1.3 (Type is String)
    • Metadata_Conventions: Unidata Dataset Discovery v1.0 (Type is 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). (Type is String)
    • cdm_data_type: swath (Type is String)
    • comment: none (Type is String)
    • creator_email: Alex.Ignatov@noaa.gov (Type is String)
    • creator_name: Alex Ignatov (Type is String)
    • creator_url: http://www.star.nesdis.noaa.gov (Type is String)
    • date_created: 20190308T111823Z (Type is 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) (Type is String)
    • easternmost_longitude: -31.00433350 (Type is Float32)
    • file_quality_level: 3 (Type is Int16)
    • gds_version_id: 02.0 (Type is String)
    • geospatial_lat_resolution: 0.006699999794 (Type is Float32)
    • geospatial_lat_units: degrees_north (Type is String)
    • geospatial_lon_resolution: 0.006699999794 (Type is Float32)
    • geospatial_lon_units: degrees_east (Type is String)
    • history: Created by Advanced Clear-Sky Processor for Oceans (ACSPO)-VIIRS at NOAA/NESDIS/STAR. (Type is String)
    • id: VIIRS_NPP-STAR-L2P-v2.61 (Type is String)
    • institution: NOAA/NESDIS/STAR (Type is String)
    • keywords: Oceans > Ocean Temperature > Sea Surface Temperature (Type is String)
    • keywords_vocabulary: NASA Global Change Master Directory (GCMD) Science Keywords (Type is String)
    • license: GHRSST protocol describes data use as free and open (Type is String)
    • metadata_link: http://podaac.jpl.nasa.gov/ws/metadata/dataset/?format=iso&shortName=VIIRS_NPP-STAR-L2P-v2.61 (Type is String)
    • naming_authority: org.ghrsst (Type is String)
    • northernmost_latitude: 65.71283722 (Type is Float32)
    • platform: NPP (Type is String)
    • processing_level: L2P (Type is String)
    • product_version: 2.61 (Type is String)
    • project: Group for High Resolution Sea Surface Temperature (Type is String)
    • publisher_email: ghrsst-po@nceo.ac.uk (Type is String)
    • publisher_name: The GHRSST Project Office (Type is String)
    • publisher_url: http://www.ghrsst.org (Type is String)
    • references: Data convention: GHRSST Data Specification (GDS) v2.0. Algorithms: ACSPO-VIIRS ATBD (NOAA/NESDIS/STAR) (Type is String)
    • sensor: VIIRS (Type is String)
    • aggregator_version: V1.00 (Type is String)
    • preprocessor_version: 1.14 (Type is 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 (Type is 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 (Type is String)
    • southernmost_latitude: 26.25145340 (Type is Float32)
    • spatial_resolution: 742 m at nadir (Type is String)
    • standard_name_vocabulary: CF Standard Name Table (v26, 08 November 2013) (Type is String)
    • start_time: 20160409T062000Z (Type is String)
    • stop_time: 20160409T062959Z (Type is String)
    • summary: Sea surface temperature retrievals produced by NOAA/NESDIS/STAR office from VIIRS sensor (Type is String)
    • time_coverage_end: 20160409T062959Z (Type is String)
    • time_coverage_start: 20160409T062000Z (Type is String)
    • title: VIIRS L2P SST (Type is String)
    • uuid: e2e1a9cc-4193-11e9-a378-ac1f6b5681f6 (Type is String)
    • westernmost_longitude: -87.94982910 (Type is Float32)
    • netcdf_version_id: 4.5.0 of Oct 31 2017 11:38:27 $ (Type is String)
Global Dimensions
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      [ /time = 0..0 ]
      [ /nj = 0..5391 ]
      [ /ni = 0..3199 ]
Variables
time[ /time= 0..0] (Type is Int32)
  • attributes
    • comment: seconds since 1981-01-01 00:00:00 (Type is String)
    • long_name: reference time of sst file (Type is String)
    • standard_name: time (Type is String)
    • units: seconds since 1981-01-01 00:00:00 (Type is String)
    • calendar: Gregorian (Type is String)
    • axis: T (Type is String)
    • origname: time (Type is String)
    • fullnamepath: /time (Type is String)
lat[ /nj= 0..5391] [ /ni= 0..3199] (Type is Float32)
  • attributes
    • comment: Latitude of retrievals (Type is String)
    • long_name: latitude (Type is String)
    • standard_name: latitude (Type is String)
    • units: degrees_north (Type is String)
    • valid_max: 90.00000000 (Type is Float32)
    • valid_min: -90.00000000 (Type is Float32)
    • origname: lat (Type is String)
    • fullnamepath: /lat (Type is String)
lon[ /nj= 0..5391] [ /ni= 0..3199] (Type is Float32)
  • attributes
    • comment: Longitude of retrievals (Type is String)
    • long_name: longitude (Type is String)
    • standard_name: longitude (Type is String)
    • units: degrees_east (Type is String)
    • valid_max: 180.0000000 (Type is Float32)
    • valid_min: -180.0000000 (Type is Float32)
    • origname: lon (Type is String)
    • fullnamepath: /lon (Type is String)
wind_speed[ /time= 0..0] [ /nj= 0..5391] [ /ni= 0..3199] (Type is Int8)
  • attributes
    • add_offset: 0.000000000 (Type is Float32)
    • comment: Typically represents surface winds (10 meters above the sea surface) (Type is String)
    • coordinates: lon lat (Type is String)
    • height: 10 m (Type is String)
    • long_name: wind speed (Type is String)
    • scale_factor: 0.1500000060 (Type is Float32)
    • source: Wind speed from NCEP GFS data (Type is String)
    • standard_name: wind_speed (Type is String)
    • units: m s-1 (Type is String)
    • valid_max: 127 (Type is Int8)
    • valid_min: -127 (Type is Int8)
    • _FillValue: -128 (Type is Int8)
    • origname: wind_speed (Type is String)
    • fullnamepath: /wind_speed (Type is String)
brightness_temperature_4um[ /time= 0..0] [ /nj= 0..5391] [ /ni= 0..3199] (Type is Int16)
  • attributes
    • add_offset: 273.1499939 (Type is Float32)
    • comment: non L2P core field; brightness temperature for 3.7 um channel VIIRS M12 (Type is String)
    • coordinates: lon lat (Type is String)
    • long_name: brightness temperature for 3.7 um channel (Type is String)
    • scale_factor: 0.009999999776 (Type is Float32)
    • source: VIIRS-M12-SDR (Type is String)
    • units: kelvin (Type is String)
    • valid_max: 32767 (Type is Int16)
    • valid_min: -32767 (Type is Int16)
    • _FillValue: -32768 (Type is Int16)
    • origname: brightness_temperature_4um (Type is String)
    • fullnamepath: /brightness_temperature_4um (Type is String)
sses_standard_deviation[ /time= 0..0] [ /nj= 0..5391] [ /ni= 0..3199] (Type is Int8)
  • attributes
    • add_offset: 1.000000000 (Type is Float32)
    • 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) (Type is String)
    • coordinates: lon lat (Type is String)
    • long_name: SSES standard deviation (Type is String)
    • scale_factor: 0.009999999776 (Type is Float32)
    • units: kelvin (Type is String)
    • valid_max: 127 (Type is Int8)
    • valid_min: -127 (Type is Int8)
    • _FillValue: -128 (Type is Int8)
    • origname: sses_standard_deviation (Type is String)
    • fullnamepath: /sses_standard_deviation (Type is String)
brightness_temperature_08um6[ /time= 0..0] [ /nj= 0..5391] [ /ni= 0..3199] (Type is Int16)
  • attributes
    • add_offset: 273.1499939 (Type is Float32)
    • comment: non L2P core field; brightness temperature for 8.6 um channel VIIRS Ch. M14 (Type is String)
    • coordinates: lon lat (Type is String)
    • long_name: brightness temperature for 8.6 um channel (Type is String)
    • scale_factor: 0.009999999776 (Type is Float32)
    • source: VIIRS channel M14 (Type is String)
    • units: kelvin (Type is String)
    • valid_max: 32767 (Type is Int16)
    • valid_min: -32767 (Type is Int16)
    • _FillValue: -32768 (Type is Int16)
    • origname: brightness_temperature_08um6 (Type is String)
    • fullnamepath: /brightness_temperature_08um6 (Type is String)
sst_dtime[ /time= 0..0] [ /nj= 0..5391] [ /ni= 0..3199] (Type is Int16)
  • attributes
    • add_offset: 0.000000000 (Type is Float32)
    • comment: time plus sst_dtime gives seconds since 1981-01-01 00:00:00 UTC (Type is String)
    • coordinates: lon lat (Type is String)
    • long_name: time difference from reference time (Type is String)
    • scale_factor: 0.2500000000 (Type is Float32)
    • units: seconds (Type is String)
    • valid_max: 32767 (Type is Int16)
    • valid_min: -32767 (Type is Int16)
    • _FillValue: -32768 (Type is Int16)
    • origname: sst_dtime (Type is String)
    • fullnamepath: /sst_dtime (Type is String)
sea_ice_fraction[ /time= 0..0] [ /nj= 0..5391] [ /ni= 0..3199] (Type is Int8)
  • attributes
    • add_offset: 0.000000000 (Type is Float32)
    • comment: Fractional sea ice cover from reference SST (Type is String)
    • coordinates: lon lat (Type is String)
    • long_name: sea ice fraction (Type is String)
    • scale_factor: 0.009999999776 (Type is Float32)
    • source: CMC0.1deg-CMC-L4-GLOB-v2.0 (Type is String)
    • standard_name: sea_ice_area_fraction (Type is String)
    • units: 1 (Type is String)
    • valid_max: 100 (Type is Int8)
    • valid_min: 0 (Type is Int8)
    • _FillValue: -128 (Type is Int8)
    • origname: sea_ice_fraction (Type is String)
    • fullnamepath: /sea_ice_fraction (Type is String)
l2p_flags[ /time= 0..0] [ /nj= 0..5391] [ /ni= 0..3199] (Type is Int16)
  • attributes
    • 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) (Type is String)
    • coordinates: lon lat (Type is String)
    • flag_masks: 1, 2, 4, 256, 512, 1024, 2048, 4096, 8192, -16384 (Type is Int16)
    • flag_meanings: microwave land ice invalid day land twilight glint ice probably_clear_or_cloudy_or_undefined (Type is String)
    • long_name: L2P flags (Type is String)
    • valid_max: 32767 (Type is Int16)
    • valid_min: -32768 (Type is Int16)
    • origname: l2p_flags (Type is String)
    • fullnamepath: /l2p_flags (Type is String)
sea_surface_temperature[ /time= 0..0] [ /nj= 0..5391] [ /ni= 0..3199] (Type is Int16)
  • attributes
    • add_offset: 273.1499939 (Type is Float32)
    • comment: SST obtained by regression with buoy measurements, sensitive to skin SST. Further information at (Petrenko et al., JGR, 2014; doi:10.1002/2013JD020637) (Type is String)
    • coordinates: lon lat (Type is String)
    • long_name: sea_surface_subskin_temperature (Type is String)
    • scale_factor: 0.009999999776 (Type is Float32)
    • source: NOAA (Type is String)
    • standard_name: sea_surface_subskin_temperature (Type is String)
    • units: kelvin (Type is String)
    • valid_max: 32767 (Type is Int16)
    • valid_min: -32767 (Type is Int16)
    • _FillValue: -32768 (Type is Int16)
    • origname: sea_surface_temperature (Type is String)
    • fullnamepath: /sea_surface_temperature (Type is String)
quality_level[ /time= 0..0] [ /nj= 0..5391] [ /ni= 0..3199] (Type is Int8)
  • attributes
    • comment: SST quality levels: 5 corresponds to clear-sky pixels and is recommended for operational applications and validation; (Type is String)
    • coordinates: lon lat (Type is String)
    • flag_meanings: missing invalid not_used not_used not_used clear (Type is String)
    • flag_values: 0, 1, 2, 3, 4, 5 (Type is Int8)
    • long_name: quality level of SST pixel (Type is String)
    • valid_max: 5 (Type is Int8)
    • valid_min: 0 (Type is Int8)
    • _FillValue: -128 (Type is Int8)
    • origname: quality_level (Type is String)
    • fullnamepath: /quality_level (Type is String)
dt_analysis[ /time= 0..0] [ /nj= 0..5391] [ /ni= 0..3199] (Type is Int8)
  • attributes
    • add_offset: 0.000000000 (Type is Float32)
    • comment: Deviation from reference SST, i.e., dt_analysis = SST - reference SST (Type is String)
    • coordinates: lon lat (Type is String)
    • long_name: deviation from SST reference (Type is String)
    • source: CMC0.1deg-CMC-L4-GLOB-v2.0 (Type is String)
    • scale_factor: 0.1000000015 (Type is Float32)
    • units: kelvin (Type is String)
    • valid_max: 127 (Type is Int8)
    • valid_min: -127 (Type is Int8)
    • _FillValue: -128 (Type is Int8)
    • origname: dt_analysis (Type is String)
    • fullnamepath: /dt_analysis (Type is String)
brightness_temperature_12um[ /time= 0..0] [ /nj= 0..5391] [ /ni= 0..3199] (Type is Int16)
  • attributes
    • add_offset: 273.1499939 (Type is Float32)
    • comment: non L2P core field; brightness temperature for 12.0 um channel VIIRS M16 (Type is String)
    • coordinates: lon lat (Type is String)
    • long_name: brightness temperature for 12.0 um channel (Type is String)
    • scale_factor: 0.009999999776 (Type is Float32)
    • source: VIIRS-M16-SDR (Type is String)
    • units: kelvin (Type is String)
    • valid_max: 32767 (Type is Int16)
    • valid_min: -32767 (Type is Int16)
    • _FillValue: -32768 (Type is Int16)
    • origname: brightness_temperature_12um (Type is String)
    • fullnamepath: /brightness_temperature_12um (Type is String)
satellite_zenith_angle[ /time= 0..0] [ /nj= 0..5391] [ /ni= 0..3199] (Type is Int8)
  • attributes
    • add_offset: 0.000000000 (Type is Float32)
    • comment: satellite zenith angle (Type is String)
    • coordinates: lon lat (Type is String)
    • long_name: satellite zenith angle (Type is String)
    • scale_factor: 1.000000000 (Type is Float32)
    • units: degrees (Type is String)
    • valid_max: 127 (Type is Int8)
    • valid_min: -127 (Type is Int8)
    • _FillValue: -128 (Type is Int8)
    • origname: satellite_zenith_angle (Type is String)
    • fullnamepath: /satellite_zenith_angle (Type is String)
sses_bias[ /time= 0..0] [ /nj= 0..5391] [ /ni= 0..3199] (Type is Int8)
  • attributes
    • add_offset: 0.000000000 (Type is Float32)
    • 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) (Type is String)
    • coordinates: lon lat (Type is String)
    • long_name: SSES bias estimate (Type is String)
    • scale_factor: 0.01600000076 (Type is Float32)
    • units: kelvin (Type is String)
    • valid_max: 127 (Type is Int8)
    • valid_min: -127 (Type is Int8)
    • _FillValue: -128 (Type is Int8)
    • origname: sses_bias (Type is String)
    • fullnamepath: /sses_bias (Type is String)
brightness_temperature_11um[ /time= 0..0] [ /nj= 0..5391] [ /ni= 0..3199] (Type is Int16)
  • attributes
    • add_offset: 273.1499939 (Type is Float32)
    • comment: non L2P core field; brightness temperature for 10.8 um channel VIIRS M15 (Type is String)
    • coordinates: lon lat (Type is String)
    • long_name: brightness temperature for 10.8 um channel (Type is String)
    • scale_factor: 0.009999999776 (Type is Float32)
    • source: VIIRS-M15-SDR (Type is String)
    • units: kelvin (Type is String)
    • valid_max: 32767 (Type is Int16)
    • valid_min: -32767 (Type is Int16)
    • _FillValue: -32768 (Type is Int16)
    • origname: brightness_temperature_11um (Type is String)
    • fullnamepath: /brightness_temperature_11um (Type is String)
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