| calendar: | standard |
| comments: | File |
| model: | geos/das |
| center: | gsfc |
| Title: | MERRA-2 Monthly Gridded Innovations and Observations airs_aqua |
| ShortName: | M2_AIRS_AQUA |
| LongName: | MERRA-2 Monthly Gridded Innovations and Observation AIRS_AQUA |
| VersionID: | 1 |
| Format: | NetCDF-4 |
| ProcessingLevel: | 4 |
| Source: | NASA Global Modeling and Assimilation Office |
| DataSetQuality: | These binned observations include parameters for bias and difference from analysis and first-guess. |
| Comment: | These data represent the observations assimilated during the processing of MERRA-2, which have been binned to the MERRA-2 grid. |
| RelatedURL: | https://gmao.gsfc.nasa.gov/reanalysis/MERRA-2/ |
| MapProjection: | Geographic latitude/longitude |
| Datum: | WGS-84 |
| Filename: | merra2.airs_aqua.200401_06z.nc4 |
| SpatialCoverage: | global |
| Institution: | NASA Global Modeling and Assimilation Office |
| WesternmostLongitude: | -180.0 |
| EasternmostLongitude: | 179.375 |
| LatitudeResolution: | 0.5 |
| LongitudeResolution: | 0.625 |
| DataResolution: | 0.5x0.625 |
| IdentifierProductDOI: | 10.5067/MEASURES/MERRA2_AIRS_AQUA |
| GranuleID: | merra2.airs_aqua.200401_06z.nc4 |
| RangeBeginningDate: | 2004-01-01 |
| RangeBeginningTime: | 03:00:00.000000 |
| RangeEndingDate: | 2004-01-31 |
| RangeEndingTime: | 08:59:59.999999 |
| Conventions: | CF-1-8 |
| ProductionDateTime: | 2025-09-08T13:17:58Z |
| IdentifierProductDOIAuthority: | https://doi.org |
| SouthernmostLatitude: | -90.0 |
| NorthernmostLatitude: | 90.0 |
| Unlimited_Dimension: | time |
| wavelength: | Array of 32 bit Reals [levels = 0..116] long_name: channel wavelength units: micrometers _FillValue: 9.999999870e+14 standard_name: sensor_band_central_radiation_wavelength origname: wavelength fullnamepath: /wavelength |
| mean_omf: | Array of 32 bit Reals [time = 0..0][levels = 0..116][latitude = 0..360][longitude = 0..575] grid_name: grid01 grid_type: linear time_statistic: instantaneous comments: omf units: K long_name: airs_aqua brightness temperature mean O-minus-F _FillValue: 9.999999870e+14 origname: mean_omf fullnamepath: /mean_omf |
| mean_bias: | Array of 32 bit Reals [time = 0..0][levels = 0..116][latitude = 0..360][longitude = 0..575] grid_name: grid01 grid_type: linear time_statistic: instantaneous comments: bias units: K long_name: airs_aqua brightness temperature mean bias _FillValue: 9.999999870e+14 origname: mean_bias fullnamepath: /mean_bias |
| stdv_bias: | Array of 32 bit Reals [time = 0..0][levels = 0..116][latitude = 0..360][longitude = 0..575] grid_name: grid01 grid_type: linear time_statistic: instantaneous comments: bias units: K long_name: airs_aqua brightness temperature square root of variance bias _FillValue: 9.999999870e+14 origname: stdv_bias fullnamepath: /stdv_bias |
| stdv_obs: | Array of 32 bit Reals [time = 0..0][levels = 0..116][latitude = 0..360][longitude = 0..575] grid_name: grid01 grid_type: linear time_statistic: instantaneous comments: obs units: K long_name: airs_aqua brightness temperature square root of variance observations _FillValue: 9.999999870e+14 origname: stdv_obs fullnamepath: /stdv_obs |
| mean_obs: | Array of 32 bit Reals [time = 0..0][levels = 0..116][latitude = 0..360][longitude = 0..575] grid_name: grid01 grid_type: linear time_statistic: instantaneous comments: obs units: K long_name: airs_aqua brightness temperature mean observations _FillValue: 9.999999870e+14 origname: mean_obs fullnamepath: /mean_obs |
| mean_oma: | Array of 32 bit Reals [time = 0..0][levels = 0..116][latitude = 0..360][longitude = 0..575] grid_name: grid01 grid_type: linear time_statistic: instantaneous comments: oma units: K long_name: airs_aqua brightness temperature mean O-minus-A _FillValue: 9.999999870e+14 origname: mean_oma fullnamepath: /mean_oma |
| stdv_omf: | Array of 32 bit Reals [time = 0..0][levels = 0..116][latitude = 0..360][longitude = 0..575] grid_name: grid01 grid_type: linear time_statistic: instantaneous comments: omf units: K long_name: airs_aqua brightness temperature square root of variance O-minus-F _FillValue: 9.999999870e+14 origname: stdv_omf fullnamepath: /stdv_omf |
| frequency: | Array of 32 bit Reals [levels = 0..116] long_name: channel frequency units: gigahertz _FillValue: 9.999999870e+14 origname: frequency fullnamepath: /frequency |
| stdv_oma: | Array of 32 bit Reals [time = 0..0][levels = 0..116][latitude = 0..360][longitude = 0..575] grid_name: grid01 grid_type: linear time_statistic: instantaneous comments: oma units: K long_name: airs_aqua brightness temperature square root of variance O-minus-A _FillValue: 9.999999870e+14 origname: stdv_oma fullnamepath: /stdv_oma |
| nobs_obs: | Array of 32 bit Reals [time = 0..0][levels = 0..116][latitude = 0..360][longitude = 0..575] grid_name: grid01 grid_type: linear time_statistic: instantaneous comments: obs long_name: airs_aqua brightness temperature number observations units: count _FillValue: 9.999999870e+14 origname: nobs_obs fullnamepath: /nobs_obs |
| latitude: | Array of 64 bit Reals [latitude = 0..360] units: degrees_north long_name: Latitude origname: latitude fullnamepath: /latitude |
| levels: | Array of 64 bit Reals [levels = 0..116] units: level description: satellite channel type: channels long_name: satellite channel positive: up origname: levels fullnamepath: /levels |
| longitude: | Array of 64 bit Reals [longitude = 0..575] units: degrees_east long_name: Longitude origname: longitude fullnamepath: /longitude |
| time: | Array of 64 bit Reals [time = 0..0] long_name: time calendar: standard standard_name: time units: minutes since 20040101 06:00:00 begin_time: 06:00:00 begin_date: 20040101 origname: time fullnamepath: /time |