DAP4 Data Request FormOMPS-NPP_NMNO2-L2_2020m0614t164755_o44724_2020m0614t203319.h5
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dataset: OMPS-NPP_NMNO2-L2_2020m0614t164755_o44724_2020m0614t203319.h5

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Global Attributes
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      • HDF5_GLOBAL
        • DATA_QUALITY: 0
        • DayNightFlag: Day
        • Format: HDF5
        • acknowledgement: This dataset was generated by NASA's SNPP Ozone Science Team, with support provided by the NASA Ozone SIPS.
        • comment:
        • contributor_name: NASA SNPP Ozone Science Team and NASA Ozone SIPS.
        • contributor_role: Data producers.
        • VersionID: 2
        • VersionNumber: 2.0
        • DOI: 10.5067/N0XVLE2QAVR3
        • ShortName: OMPS_NPP_NMNO2_L2
        • LongName: OMPS-NPP L2 NM Nitrogen Dioxide (NO2) Total and Tropospheric Column swath orbital
        • creator_email: kaiyang@umd.edu
        • creator_institution: University of Maryland, College Park
        • creator_name: Kai Yang
        • creator_type: person
        • history: 2020-06-15T00:15:36.000Z: Original file created by Ozone SIPS
        • id: OMPS_NPP_NMNO2_L2
        • institution: NASA Goddard Space Flight Center and University of Maryland
        • keywords: NASA, Goddard Space Flight Center, GSFC, Atmospheric Chemistry, University of Maryland, UMCP, Nitrogen Dioxide, Suomi NPP, Ozone Mapping and Profiler Suite, OMPS
        • metadata_link: http://dx.doi.org/10.5067/N0XVLE2QAVR3
        • processing_level: L2
        • publisher_email: gsfc-help-disc@lists.nasa.gov
        • publisher_institution: NASA Goddard Space Flight Center
        • publisher_name: NASA GES DISC
        • publisher_type: group
        • publisher_url: http://disc.gsfc.nasa.gov
        • references: Yang, K., S. A. Carn, C. Ge, J. Wang, and R. R. Dickerson (2014), Advancing measurements of tropospheric NO2 from space: New algorithm and first global results from OMPS, Geophys. Res. Lett., 41, 4777-4786, doi:10.1002/2014GL060136.
        • source: Suomi-NPP OMPS Nadir Mapper
        • summary: Total and tropospheric nitrogen dioxide (NO2) vertical column density data retrieved from the OMPS Nadir Mapper. For details on the NO2 algorithm, see (ATBD citation).
        • title: Suomi-NPP OMPS Nadir Mapper L2 Retrieved Nitrogen Dioxide Product
        • EquatorCrossingDate: 2020-06-14
        • EquatorCrossingLongitude: -55.10070038
        • EquatorCrossingTime: 17:05:09.2522
        • PGEVersion: 1.0.7
        • LocalGranuleID: OMPS-NPP_NMNO2-L2_2020m0614t164755_o44724_2020m0614t203319.h5
        • OrbitNumber: 44724
        • ProductionDateTime: 2020-06-14T20:33:19.631Z
        • RangeBeginningDateTime: 2020-06-14T16:47:55.869557Z
        • RangeEndingDateTime: 2020-06-14T17:37:43.693593Z
        • date_created: 2020-06-14T20:33:19.631Z
        • time_coverage_end: 2020-06-14T17:37:43.693593Z
        • time_coverage_start: 2020-06-14T16:47:55.869557Z
        • TAI93At0zOfGranule: 866246410.00000000
      • GeolocationData
        • SunEarthDistance: 151958582241.61472
        • SunEarthDistance_units: m
        • fullnamepath: /GeolocationData
    • ScienceData:
      • DODS_EXTRA
        • Unlimited_Dimension: DimCorners
Global Dimensions
[ /DimAlongTrack = 0..399 ] [ /DimCrossTrack = 0..35 ] [ /DimCorners = 0..3 ]
Variables
GeolocationData_GroundPixelQualityFlags[ /DimAlongTrack= 0..399] [ /DimCrossTrack= 0..35] (Type is UInt16)
  • attributes
    • long_name: Ground Pixel Quality Flags
    • coverage_content_type: qualityInformation
    • valid_range: 0, 65534
    • _FillValue: 65535
    • DIMENSION_LABELS: DimAlongTrack, DimCrossTrack
    • FlagMasks: 0, 256
    • FlagMeanings: Good_Pixel Eclipse_Warning
    • origname: GroundPixelQualityFlags
    • fullnamepath: /GeolocationData/GroundPixelQualityFlags
    • coordinates: GeolocationData_Latitude GeolocationData_Longitude
GeolocationData_ImageMidpoint_TAI93[ /DimAlongTrack= 0..399] (Type is Float64)
  • attributes
    • long_name: TAI93 Image Midpoint Time
    • coverage_content_type: referenceInformation
    • units: seconds since 1993-01-01 00:00:00Z
    • valid_range: -5000000000.0000000, 10000000000.000000
    • _FillValue: -1.2676506002282294e+30
    • DIMENSION_LABELS: DimAlongTrack
    • origname: ImageMidpoint_TAI93
    • fullnamepath: /GeolocationData/ImageMidpoint_TAI93
GeolocationData_InstrumentQualityFlags[ /DimAlongTrack= 0..399] (Type is Int32)
  • attributes
    • long_name: Swath Level Geolocation Quality Flags
    • coverage_content_type: qualityInformation
    • valid_range: 0, 2147483647
    • _FillValue: 0
    • DIMENSION_LABELS: DimAlongTrack
    • FlagMasks: 3145728, 16, 32
    • FlagMeanings: SAA_Warning Maneuver_Flag Attitude_Threshold_Flag
    • origname: InstrumentQualityFlags
    • fullnamepath: /GeolocationData/InstrumentQualityFlags
GeolocationData_LatitudeCorner[ /DimAlongTrack= 0..399] [ /DimCrossTrack= 0..35] [ /DimCorners= 0..3] (Type is Float32)
  • attributes
    • long_name: Geodetic Latitude of Corner Points
    • coverage_content_type: modelResult
    • units: degrees_North
    • valid_range: -90.00000000, 90.00000000
    • _FillValue: -1.267650600e+30
    • DIMENSION_LABELS: DimAlongTrack, DimCrossTrack, DimCorners
    • comment: counter clockwise relative to flight direction: LL,LR,UR,UL
    • origname: LatitudeCorner
    • fullnamepath: /GeolocationData/LatitudeCorner
    • coordinates: GeolocationData_Latitude GeolocationData_Longitude DimCorners
GeolocationData_LongitudeCorner[ /DimAlongTrack= 0..399] [ /DimCrossTrack= 0..35] [ /DimCorners= 0..3] (Type is Float32)
  • attributes
    • long_name: Geodetic Longitude of Corner Points
    • coverage_content_type: modelResult
    • units: degrees_East
    • valid_range: -180.0000000, 180.0000000
    • _FillValue: -1.267650600e+30
    • DIMENSION_LABELS: DimAlongTrack, DimCrossTrack, DimCorners
    • comment: counter clockwise relative to flight direction: LL,LR,UR,UL
    • origname: LongitudeCorner
    • fullnamepath: /GeolocationData/LongitudeCorner
    • coordinates: GeolocationData_Latitude GeolocationData_Longitude DimCorners
GeolocationData_RelativeAzimuthAngle[ /DimAlongTrack= 0..399] [ /DimCrossTrack= 0..35] (Type is Float32)
  • attributes
    • long_name: Relative Azimuth Angle
    • coverage_content_type: modelResult
    • units: degrees
    • valid_range: -180.0000000, 180.0000000
    • _FillValue: -1.267650600e+30
    • DIMENSION_LABELS: DimAlongTrack, DimCrossTrack
    • comment: sun + 180 - view
    • origname: RelativeAzimuthAngle
    • fullnamepath: /GeolocationData/RelativeAzimuthAngle
    • coordinates: GeolocationData_Latitude GeolocationData_Longitude
GeolocationData_SolarAzimuthAngle[ /DimAlongTrack= 0..399] [ /DimCrossTrack= 0..35] (Type is Float32)
  • attributes
    • long_name: Solar Azimuth Angle
    • coverage_content_type: modelResult
    • units: degrees
    • valid_range: -180.0000000, 180.0000000
    • _FillValue: -1.267650600e+30
    • DIMENSION_LABELS: DimAlongTrack, DimCrossTrack
    • origname: SolarAzimuthAngle
    • fullnamepath: /GeolocationData/SolarAzimuthAngle
    • coordinates: GeolocationData_Latitude GeolocationData_Longitude
GeolocationData_SolarZenithAngle[ /DimAlongTrack= 0..399] [ /DimCrossTrack= 0..35] (Type is Float32)
  • attributes
    • long_name: Solar Zenith Angle
    • coverage_content_type: modelResult
    • units: degrees
    • valid_range: 0.000000000, 180.0000000
    • _FillValue: -1.267650600e+30
    • DIMENSION_LABELS: DimAlongTrack, DimCrossTrack
    • origname: SolarZenithAngle
    • fullnamepath: /GeolocationData/SolarZenithAngle
    • coordinates: GeolocationData_Latitude GeolocationData_Longitude
GeolocationData_SpacecraftAltitude[ /DimAlongTrack= 0..399] (Type is Float64)
  • attributes
    • long_name: Spacecraft Altitude
    • coverage_content_type: modelResult
    • units: m
    • valid_range: 400000.00000000000, 900000.00000000000
    • _FillValue: -1.2676506002282294e+30
    • DIMENSION_LABELS: DimAlongTrack
    • origname: SpacecraftAltitude
    • fullnamepath: /GeolocationData/SpacecraftAltitude
GeolocationData_SpacecraftLatitude[ /DimAlongTrack= 0..399] (Type is Float64)
  • attributes
    • long_name: Spacecraft Latitude
    • units: degrees_North
    • valid_range: -90.000000000000000, 90.000000000000000
    • _FillValue: -1.2676506002282294e+30
    • coverage_content_type: modelResult
    • DIMENSION_LABELS: DimAlongTrack
    • origname: SpacecraftLatitude
    • fullnamepath: /GeolocationData/SpacecraftLatitude
GeolocationData_SpacecraftLongitude[ /DimAlongTrack= 0..399] (Type is Float64)
  • attributes
    • long_name: Spacecraft Longitude
    • coverage_content_type: modelResult
    • units: degrees_East
    • valid_range: -180.00000000000000, 180.00000000000000
    • _FillValue: -1.2676506002282294e+30
    • DIMENSION_LABELS: DimAlongTrack
    • origname: SpacecraftLongitude
    • fullnamepath: /GeolocationData/SpacecraftLongitude
GeolocationData_SpacecraftSolarZenith[ /DimAlongTrack= 0..399] (Type is Float64)
  • attributes
    • long_name: Sub Satellite Solar Zenith Angle
    • coverage_content_type: modelResult
    • units: degrees
    • valid_range: 0.0000000000000000, 180.00000000000000
    • _FillValue: -1.2676506002282294e+30
    • DIMENSION_LABELS: DimAlongTrack
    • origname: SpacecraftSolarZenith
    • fullnamepath: /GeolocationData/SpacecraftSolarZenith
GeolocationData_UTC_CCSDA_A[ /DimAlongTrack= 0..399] (Type is String)
  • attributes
    • long_name: UTC Image Midpoint Time
    • coverage_content_type: referenceInformation
    • _FillValue: 0000-00-00T00:00:00.000000Z
    • valid_range: 2012-01-01T00:00:00.000000Z, 2099-12-31T00:00:00.000000Z
    • DIMENSION_LABELS: DimAlongTrack
    • origname: UTC_CCSDA_A
    • fullnamepath: /GeolocationData/UTC_CCSDA_A
GeolocationData_ViewingAzimuthAngle[ /DimAlongTrack= 0..399] [ /DimCrossTrack= 0..35] (Type is Float32)
  • attributes
    • long_name: Viewing Azimuth Angle
    • coverage_content_type: modelResult
    • units: degrees
    • valid_range: -180.0000000, 180.0000000
    • _FillValue: -1.267650600e+30
    • DIMENSION_LABELS: DimAlongTrack, DimCrossTrack
    • origname: ViewingAzimuthAngle
    • fullnamepath: /GeolocationData/ViewingAzimuthAngle
    • coordinates: GeolocationData_Latitude GeolocationData_Longitude
GeolocationData_ViewingZenithAngle[ /DimAlongTrack= 0..399] [ /DimCrossTrack= 0..35] (Type is Float32)
  • attributes
    • long_name: Viewing Zenith Angle
    • coverage_content_type: modelResult
    • units: degrees
    • valid_range: 0.000000000, 70.00000000
    • _FillValue: -1.267650600e+30
    • DIMENSION_LABELS: DimAlongTrack, DimCrossTrack
    • origname: ViewingZenithAngle
    • fullnamepath: /GeolocationData/ViewingZenithAngle
    • coordinates: GeolocationData_Latitude GeolocationData_Longitude
ScienceData_AerosolIndex[ /DimAlongTrack= 0..399] [ /DimCrossTrack= 0..35] (Type is Float32)
  • attributes
    • long_name: UV Aerosol Index
    • coverage_content_type: physicalMeasurement
    • units: 1
    • valid_range: -15.00000000, 15.00000000
    • _FillValue: -1.267650600e+30
    • DIMENSION_LABELS: DimAlongTrack, DimCrossTrack
    • origname: AerosolIndex
    • fullnamepath: /ScienceData/AerosolIndex
    • coordinates: GeolocationData_Latitude GeolocationData_Longitude
ScienceData_CloudFraction[ /DimAlongTrack= 0..399] [ /DimCrossTrack= 0..35] (Type is Float32)
  • attributes
    • long_name: Cloud Fraction
    • coverage_content_type: physicalMeasurement
    • units: 1
    • valid_range: 0.000000000, 1.000000000
    • _FillValue: -1.267650600e+30
    • DIMENSION_LABELS: DimAlongTrack, DimCrossTrack
    • origname: CloudFraction
    • fullnamepath: /ScienceData/CloudFraction
    • coordinates: GeolocationData_Latitude GeolocationData_Longitude
ScienceData_CloudPressure[ /DimAlongTrack= 0..399] [ /DimCrossTrack= 0..35] (Type is Float32)
  • attributes
    • long_name: Effective Cloud Pressure
    • coverage_content_type: physicalMeasurement
    • units: hPa
    • valid_range: 0.000000000, 1050.000000
    • _FillValue: -1.267650600e+30
    • DIMENSION_LABELS: DimAlongTrack, DimCrossTrack
    • origname: CloudPressure
    • fullnamepath: /ScienceData/CloudPressure
    • coordinates: GeolocationData_Latitude GeolocationData_Longitude
ScienceData_CloudRefletivity[ /DimAlongTrack= 0..399] [ /DimCrossTrack= 0..35] (Type is Float32)
  • attributes
    • long_name: Cloud Reflectivity
    • coverage_content_type: physicalMeasurement
    • units: 1
    • valid_range: 0.000000000, 1.100000024
    • _FillValue: -1.267650600e+30
    • DIMENSION_LABELS: DimAlongTrack, DimCrossTrack
    • origname: CloudRefletivity
    • fullnamepath: /ScienceData/CloudRefletivity
    • coordinates: GeolocationData_Latitude GeolocationData_Longitude
ScienceData_ColumnAmountNO2[ /DimAlongTrack= 0..399] [ /DimCrossTrack= 0..35] (Type is Float32)
  • attributes
    • long_name: NO2 Total Vertical Column Density
    • coverage_content_type: physicalMeasurement
    • units: DU
    • valid_range: -1.000000000, 10.00000000
    • _FillValue: -1.267650600e+30
    • DIMENSION_LABELS: DimAlongTrack, DimCrossTrack
    • origname: ColumnAmountNO2
    • fullnamepath: /ScienceData/ColumnAmountNO2
    • coordinates: GeolocationData_Latitude GeolocationData_Longitude
ScienceData_ColumnAmountNO2strat[ /DimAlongTrack= 0..399] [ /DimCrossTrack= 0..35] (Type is Float32)
  • attributes
    • long_name: NO2 Stratospheric Vertical Column Density
    • coverage_content_type: physicalMeasurement
    • units: DU
    • valid_range: -1.000000000, 10.00000000
    • _FillValue: -1.267650600e+30
    • DIMENSION_LABELS: DimAlongTrack, DimCrossTrack
    • origname: ColumnAmountNO2strat
    • fullnamepath: /ScienceData/ColumnAmountNO2strat
    • coordinates: GeolocationData_Latitude GeolocationData_Longitude
ScienceData_ColumnAmountNO2tropo[ /DimAlongTrack= 0..399] [ /DimCrossTrack= 0..35] (Type is Float32)
  • attributes
    • long_name: NO2 Tropospheric Vertical Column Density
    • coverage_content_type: physicalMeasurement
    • units: DU
    • valid_range: -1.000000000, 10.00000000
    • _FillValue: -1.267650600e+30
    • DIMENSION_LABELS: DimAlongTrack, DimCrossTrack
    • origname: ColumnAmountNO2tropo
    • fullnamepath: /ScienceData/ColumnAmountNO2tropo
    • coordinates: GeolocationData_Latitude GeolocationData_Longitude
ScienceData_GroundRefletivity[ /DimAlongTrack= 0..399] [ /DimCrossTrack= 0..35] (Type is Float32)
  • attributes
    • long_name: Ground Reflectivity
    • coverage_content_type: physicalMeasurement
    • units: 1
    • valid_range: -0.1000000015, 1.100000024
    • _FillValue: -1.267650600e+30
    • DIMENSION_LABELS: DimAlongTrack, DimCrossTrack
    • origname: GroundRefletivity
    • fullnamepath: /ScienceData/GroundRefletivity
    • coordinates: GeolocationData_Latitude GeolocationData_Longitude
ScienceData_PixelQualityFlags[ /DimAlongTrack= 0..399] [ /DimCrossTrack= 0..35] (Type is UInt16)
  • attributes
    • long_name: Pixel Quality Flags
    • coverage_content_type: qualityInformation
    • valid_range: 0, 65534
    • _FillValue: 65535
    • DIMENSION_LABELS: DimAlongTrack, DimCrossTrack
    • FlagMasks: 0, 65535
    • FlagMeanings: Good_Pixel Bad_Pixel
    • origname: PixelQualityFlags
    • fullnamepath: /ScienceData/PixelQualityFlags
    • coordinates: GeolocationData_Latitude GeolocationData_Longitude
ScienceData_RadiativeCloudFraction[ /DimAlongTrack= 0..399] [ /DimCrossTrack= 0..35] (Type is Float32)
  • attributes
    • long_name: Radiative Cloud Fraction
    • coverage_content_type: physicalMeasurement
    • units: 1
    • valid_range: 0.000000000, 1.000000000
    • _FillValue: -1.267650600e+30
    • DIMENSION_LABELS: DimAlongTrack, DimCrossTrack
    • comment: CloudFraction*Icloud/Itotal
    • origname: RadiativeCloudFraction
    • fullnamepath: /ScienceData/RadiativeCloudFraction
    • coordinates: GeolocationData_Latitude GeolocationData_Longitude
ScienceData_ScenePressure[ /DimAlongTrack= 0..399] [ /DimCrossTrack= 0..35] (Type is Float32)
  • attributes
    • long_name: Effective Scene Pressure
    • coverage_content_type: physicalMeasurement
    • units: hPa
    • valid_range: 0.000000000, 1050.000000
    • _FillValue: -1.267650600e+30
    • DIMENSION_LABELS: DimAlongTrack, DimCrossTrack
    • origname: ScenePressure
    • fullnamepath: /ScienceData/ScenePressure
    • coordinates: GeolocationData_Latitude GeolocationData_Longitude
ScienceData_SceneRefletivity[ /DimAlongTrack= 0..399] [ /DimCrossTrack= 0..35] (Type is Float32)
  • attributes
    • long_name: Lambertian Equivalent Reflectivity
    • units: 1
    • coverage_content_type: physicalMeasurement
    • valid_range: -0.1000000015, 1.100000024
    • _FillValue: -1.267650600e+30
    • DIMENSION_LABELS: DimAlongTrack, DimCrossTrack
    • origname: SceneRefletivity
    • fullnamepath: /ScienceData/SceneRefletivity
    • coordinates: GeolocationData_Latitude GeolocationData_Longitude
ScienceData_SlantColumnAmountNO2[ /DimAlongTrack= 0..399] [ /DimCrossTrack= 0..35] (Type is Float32)
  • attributes
    • long_name: NO2 Slant Column Amount
    • coverage_content_type: physicalMeasurement
    • units: DU
    • valid_range: -1.000000000, 10.00000000
    • _FillValue: -1.267650600e+30
    • DIMENSION_LABELS: DimAlongTrack, DimCrossTrack
    • origname: SlantColumnAmountNO2
    • fullnamepath: /ScienceData/SlantColumnAmountNO2
    • coordinates: GeolocationData_Latitude GeolocationData_Longitude
ScienceData_TerrainPressure[ /DimAlongTrack= 0..399] [ /DimCrossTrack= 0..35] (Type is Float32)
  • attributes
    • long_name: Terrain Pressure
    • coverage_content_type: physicalMeasurement
    • units: hPa
    • valid_range: 0.000000000, 1050.000000
    • _FillValue: -1.267650600e+30
    • DIMENSION_LABELS: DimAlongTrack, DimCrossTrack
    • origname: TerrainPressure
    • fullnamepath: /ScienceData/TerrainPressure
    • coordinates: GeolocationData_Latitude GeolocationData_Longitude
DimAlongTrack[ /DimAlongTrack= 0..399] (Type is Int32)
  • attributes
    • long_name: Along-track dimension
    • origname: DimAlongTrack
    • fullnamepath: /DimAlongTrack
DimCrossTrack[ /DimCrossTrack= 0..35] (Type is Int32)
  • attributes
    • long_name: Cross-track dimension
    • origname: DimCrossTrack
    • fullnamepath: /DimCrossTrack
DimCorners[ /DimCorners= 0..3] (Type is Int32)
  • attributes
    • long_name: Pixel corner points dimension
    • comment: counter clockwise relative to flight direction: LL,LR,UR,UL
    • origname: DimCorners
    • fullnamepath: /DimCorners
GeolocationData_Latitude[ /DimAlongTrack= 0..399] [ /DimCrossTrack= 0..35] (Type is Float32)
  • attributes
    • long_name: Geodetic Latitude
    • coverage_content_type: modelResult
    • _FillValue: -1.267650600e+30
    • valid_range: -90.00000000, 90.00000000
    • DIMENSION_LABELS: DimAlongTrack, DimCrossTrack
    • origname: Latitude
    • fullnamepath: /GeolocationData/Latitude
    • units: degrees_north
GeolocationData_Longitude[ /DimAlongTrack= 0..399] [ /DimCrossTrack= 0..35] (Type is Float32)
  • attributes
    • long_name: Geodetic Longitude
    • coverage_content_type: modelResult
    • valid_range: -180.0000000, 180.0000000
    • _FillValue: -1.267650600e+30
    • DIMENSION_LABELS: DimAlongTrack, DimCrossTrack
    • origname: Longitude
    • fullnamepath: /GeolocationData/Longitude
    • units: degrees_east
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