coastDat3 COSMO-CLM MERRA2
This is an atmospheric hindcast for Western Europe and the North Atlantic using COSMO-CLM version 5.0 with spectral nudging from 2002-2017. MERRA2 reanalysis data are used as forcing. Additionally transient and monthly aerosol data of the MACv2 climatology are prescribed. The model uses a rotated grid with 566 x 481 grid points and a grid point distance of 0.0625 degrees, the rotated North pole is located at 162.0 W, 39.25 N.
The published data excludes the sponge zone and have 526 x 441 grid points. In rotated coordinates the published simulation data extends from 22.64 W to 10.18 E, 11.2 S to 16.3 N, in geographical coordinates this corresponds to about 12 W to 30 E, 39 N to 60 N.
institution: Helmholtz-Zentrum Geesthacht, Institute of Coastal Research, Germany
source: int2lm_131101_2.00_clm4, COSMO-CLM5.0_clm14_aerosol_gust (available at DKRZ's LTA WDCC service), http://www.cosmo-model.org/content/model/documentation/core/default.htm
contact: http://coastmod.hzg.de
originator: Ronny Petrik
crs: EPSG:4326
Simple
- Date (Publication)
- 2021-02-04
- Edition
-
1
- Citation identifier
- coastDat3_COSMO-CLM_MERRA2
- Citation identifier
- doi:10.26050/WDCC/coastDat3_COSMO-CLM_MERRA2
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- Name
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NetCDF
- Keywords
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COSMO-CLM
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- Keywords
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MERRA2
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- Keywords
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hindcast
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- Keywords
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openSource
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- Keywords
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regional modelling
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- Keywords
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renewable energy
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- Use limitation
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ODC-By-1.0: Open Data Commons Attribution License (ODC-By) v1.0 https://opendatacommons.org/licenses/by/1.0/
- Language
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eng; USA
- Begin date
- 2002-01-01
- End date
- 2018-12-31
- Distribution format
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-
NetCDF
()
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NetCDF
()
- Transfer size
- 41778581
- Hierarchy level
- collection
Non quantitative attribute accuracy
- Name of measure
-
n/a
- Measure description
-
None
- Attribute description
- geometric height
- Descriptor
-
geometric height; unit: not filled
- Attribute description
- lagrangian_tendency_of_air_pressure
- Descriptor
-
"tendency_of_X" means derivative of X with respect to time. The Lagrangian tendency of a quantity is its rate of change following the motion of the fluid, also called the "material derivative" or "convective derivative". The Lagrangian tendency of air pressure, often called "omega", plays the role of the upward component of air velocity when air pressure is being used as the vertical coordinate. If the vertical air velocity is upwards, it is negative when expressed as a tendency of air pressure; downwards is positive.[CF-Standard Name]; unit: not filled
- Attribute description
- air_temperature
- Descriptor
-
Air temperature is the bulk temperature of the air, not the surface (skin) temperature. [CF-Standard Name]; unit: not filled
- Attribute description
- atmosphere_mass_content_of_water
- Descriptor
-
"Content" indicates a quantity per unit area. The "atmosphere content" of a quantity refers to the vertical integral from the surface to the top of the atmosphere. For the content between specified levels in the atmosphere, standard names including content_of_atmosphere_layer are used. "Water" means water in all phases. [CF-Standard Name]; unit: not filled
- Attribute description
- wind_from_direction
- Descriptor
-
Wind is defined as a two-dimensional (horizontal) air velocity vector, with no vertical component. (Vertical motion in the atmosphere has the standard name upward_air_velocity.) In meteorological reports, the direction of the wind vector is usually (but not always) given as the direction from which it is blowing (wind_from_direction) (westerly, northerly, etc.). In other contexts, such as atmospheric modelling, it is often natural to give the direction in the usual manner of vectors as the heading or the direction to which it is blowing (wind_to_direction) (eastward, southward, etc.) "from_direction" is used in the construction X_from_direction and indicates the direction from which the velocity vector of X is coming. [CF-Standard Name]; unit: not filled
- Attribute description
- surface_air_pressure
- Descriptor
-
The surface called "surface" means the lower boundary of the atmosphere.[CF-Standard Name]; unit: not filled
- Attribute description
- atmosphere_mass_content_of_water_vapor
- Descriptor
-
atmosphere_mass_content_of_water_vapor [CF-Standard Name]; unit: not filled
- Attribute description
- surface_net_downward_longwave_flux
- Descriptor
-
The surface called "surface" means the lower boundary of the atmosphere. "longwave" means longwave radiation. "Downward" indicates a vector component which is positive when directed downward (negative upward). Net downward radiation is the difference between radiation from above (downwelling) and radiation from below (upwelling). In accordance with common usage in geophysical disciplines, "flux" implies per unit area, called "flux density" in physics.[CF-Standard Name]; unit: not filled
- Attribute description
- surface_diffuse_downward_shortwave_flux_in_air
- Descriptor
-
diffuse downward sw radiation at the surface; unit: not filled
- Attribute description
- duration_of_sunshine
- Descriptor
-
The WMO definition of sunshine is that the surface incident radiative flux from the solar beam (i.e. excluding diffuse skylight) exceeds 120 W m-2. "Duration" is the length of time for which a condition holds.[CF-Standard Name]; unit: not filled
- Attribute description
- relative_humidity-at2m
- Descriptor
-
relative_humidity-at2m [CF-Standard Name-vertical_coordinate]; unit: not filled
- Attribute description
- soil_type
- Descriptor
-
A variable with the standard name of soil_type contains strings which indicate the character of the soil e.g. clay. These strings have not yet been standardised. Alternatively, the data variable may contain integers which can be translated to strings using flag_values and flag_meanings attributes.[CF-Standard Name]; unit: not filled
- Attribute description
- coriolis_parameter
- Descriptor
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coriolis parameter [CF-Standard Name]; unit: not filled
- Attribute description
- land_area_fraction
- Descriptor
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"X_area_fraction" means the fraction of horizontal area occupied by X. "X_area" means the horizontal area occupied by X within the grid cell.[CF-Standard Name]; unit: not filled
- Attribute description
- surface_net_downward_longwave_flux
- Descriptor
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The surface called "surface" means the lower boundary of the atmosphere. "longwave" means longwave radiation. "Downward" indicates a vector component which is positive when directed downward (negative upward). Net downward radiation is the difference between radiation from above (downwelling) and radiation from below (upwelling). In accordance with common usage in geophysical disciplines, "flux" implies per unit area, called "flux density" in physics.[CF-Standard Name]; unit: not filled
- Attribute description
- air_temperature
- Descriptor
-
Air temperature is the bulk temperature of the air, not the surface (skin) temperature. [CF-Standard Name]; unit: not filled
- Attribute description
- wind_speed
- Descriptor
-
Speed is the magnitude of velocity. Wind is defined as a two-dimensional (horizontal) air velocity vector, with no vertical component. (Vertical motion in the atmosphere has the standard name upward_air_velocity.) The wind speed is the magnitude of the wind velocity.[CF-Standard Name]; unit: not filled
- Attribute description
- surface_net_downward_shortwave_flux
- Descriptor
-
The surface called "surface" means the lower boundary of the atmosphere. "shortwave" means shortwave radiation. "Downward" indicates a vector component which is positive when directed downward (negative upward). Net downward radiation is the difference between radiation from above (downwelling) and radiation from below (upwelling). In accordance with common usage in geophysical disciplines, "flux" implies per unit area, called "flux density" in physics.[CF-Standard Name]; unit: not filled
- Attribute description
- toa_downward_shortwave_flux
- Descriptor
-
toa_downward_shortwave_flux; unit: not filled
- Attribute description
- wind_speed-at10m (maximum)
- Descriptor
-
wind_speed-at10m (maximum) [CF-Standard Name-vertical_coordinate]; unit: not filled
- Attribute description
- wind_speed_of_gust-at10m
- Descriptor
-
Speed is the magnitude of velocity. Wind is defined as a two-dimensional (horizontal) air velocity vector, with no vertical component. (Vertical motion in the atmosphere has the standard name upward_air_velocity.) The wind speed is the magnitude of the wind velocity. A gust is a sudden brief period of high wind speed. In an observed timeseries of wind speed, the gust wind speed can be indicated by a cell_methods of maximum for the time-interval. In an atmospheric model which has a parametrised calculation of gustiness, the gust wind speed may be separately diagnosed from the wind speed. [CF-Standard Name-vertical_coordinate]; unit: not filled
- Attribute description
- surface_albedo
- Descriptor
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The surface called "surface" means the lower boundary of the atmosphere.[CF-Standard Name]; unit: not filled
- Attribute description
- surface_runoff_amount
- Descriptor
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The surface called "surface" means the lower boundary of the atmosphere. "Amount" means mass per unit area. Runoff is the liquid water which drains from land. If not specified, "runoff" refers to the sum of surface runoff and subsurface drainage.[CF-Standard Name]; unit: not filled
- Attribute description
- air_pressure
- Descriptor
-
air_pressure [CF-Standard Name]; unit: not filled
- Attribute description
- cloud_area_fraction
- Descriptor
-
"X_area_fraction" means the fraction of horizontal area occupied by X. "X_area" means the horizontal area occupied by X within the grid cell. Cloud area fraction is also called "cloud amount" and "cloud cover". The cloud area fraction is for the whole atmosphere column, as seen from the surface or the top of the atmosphere. The cloud area fraction in a layer of the atmosphere has the standard name cloud_area_fraction_in_atmosphere_layer. [CF-Standard Name]; unit: not filled
- Attribute description
- atmosphere_mass_content_of_cloud_liquid_water
- Descriptor
-
"Content" indicates a quantity per unit area. The "atmosphere content" of a quantity refers to the vertical integral from the surface to the top of the atmosphere. For the content between specified levels in the atmosphere, standard names including content_of_atmosphere_layer are used. [CF-Standard Name]; unit: not filled
- Attribute description
- northward_wind
- Descriptor
-
"Northward" indicates a vector component which is positive when directed northward (negative southward). Wind is defined as a two-dimensional (horizontal) air velocity vector, with no vertical component. (Vertical motion in the atmosphere has the standard name upward_air_velocity.) [CF-Standard Name]; unit: not filled
- Attribute description
- convective inhibition of mean surface layer parcel
- Descriptor
-
convective inhibition of mean surface layer parcel; unit: not filled
- Attribute description
- atmosphere_mass_content_of_liquid_precipitation
- Descriptor
-
[CF-Standard Name]; unit: not filled
- Attribute description
- solar_elevation_angle
- Descriptor
-
[CF-Standard Name]; unit: not filled
- Attribute description
- snowfall_amount
- Descriptor
-
snowfall_amount [CF-Standard Name]; unit: not filled
- Attribute description
- atmosphere_boundary_layer_thickness
- Descriptor
-
atmosphere boundary layer thickness [CF-Standard Name]; unit: not filled
- Attribute description
- area_fraction-ofForest (area:grid box)
- Descriptor
-
"Area fraction" means the fraction of horizontal area. To specify which area is quantified by a variable of area_fraction, provide a coordinate variable or scalar coordinate variable of land_cover or surface_cover. Alternatively, if one is defined, use a more specific standard name of "X_area_fraction" for the fraction of horizontal area occupied by X. [CF-Standard Name of scalar coordinate variable of forest]; unit: not filled
- Attribute description
- soil_albedo
- Descriptor
-
[CF-Standard Name]; unit: not filled
- Attribute description
- wind_speed
- Descriptor
-
Speed is the magnitude of velocity. Wind is defined as a two-dimensional (horizontal) air velocity vector, with no vertical component. (Vertical motion in the atmosphere has the standard name upward_air_velocity.) The wind speed is the magnitude of the wind velocity.[CF-Standard Name]; unit: not filled
- Attribute description
- solar_azimuth_angle
- Descriptor
-
[CF-Standard Name]; unit: not filled
- Attribute description
- surface_snow_thickness
- Descriptor
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surface_snow_thickness [CF-Standard Name]; unit: not filled
- Attribute description
- air_pressure_at_sea_level
- Descriptor
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sea_level means mean sea level, which is close to the geoid in sea areas. Air pressure at sea level is the quantity often abbreviated as MSLP or PMSL.[CF-Standard Name]; unit: not filled
- Attribute description
- surface_downward_latent_heat_flux
- Descriptor
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The surface called "surface" means the lower boundary of the atmosphere. "Downward" indicates a vector component which is positive when directed downward (negative upward). The surface latent heat flux is the exchange of heat between the surface and the air on account of evaporation (including sublimation). In accordance with common usage in geophysical disciplines, "flux" implies per unit area, called "flux density" in physics.[CF-Standard Name]; unit: not filled
- Attribute description
- surface_net_downward_shortwave_flux
- Descriptor
-
The surface called "surface" means the lower boundary of the atmosphere. "shortwave" means shortwave radiation. "Downward" indicates a vector component which is positive when directed downward (negative upward). Net downward radiation is the difference between radiation from above (downwelling) and radiation from below (upwelling). In accordance with common usage in geophysical disciplines, "flux" implies per unit area, called "flux density" in physics.[CF-Standard Name]; unit: not filled
- Attribute description
- air_density
- Descriptor
-
[CF-Standard Name]; unit: not filled
- Attribute description
- probability_distribution_of_wind_from_direction_over_time
- Descriptor
-
[CF-Standard Name]; unit: not filled
- Attribute description
- soil_temperature-atSurface
- Descriptor
-
Soil temperature is the bulk temperature of the soil, not the surface (skin) temperature. [CF-Standard Name-vertical_coordinate]; unit: not filled
- Attribute description
- air_temperature-at2m (minimum)
- Descriptor
-
Air temperature is the bulk temperature of the air, not the surface (skin) temperature. [CF-Standard Name-vertical_coordinate-cell_method:time maximum]; unit: not filled
- Attribute description
- area_fraction-ofLake (area:grid box)
- Descriptor
-
"Area fraction" means the fraction of horizontal area. To specify which area is quantified by a variable of area_fraction, provide a coordinate variable or scalar coordinate variable of land_cover or surface_cover. Alternatively, if one is defined, use a more specific standard name of "X_area_fraction" for the fraction of horizontal area occupied by X. [CF-Standard Name of scalar coordinate variable of land_cover or surface_cover ]; unit: not filled
- Attribute description
- atmosphere_relative_vorticity
- Descriptor
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Relative vorticity is the upward component of the vorticity vector i.e. the component which arises from horizontal velocity. [CF-Standard Name]; unit: not filled
- Attribute description
- air_equivalent_potential_temperature
- Descriptor
-
[CF-Standard Name]; unit: not filled
- Attribute description
- specific_turbulent_kinetic_energy_of_air
- Descriptor
-
specific_turbulent_kinetic_energy_of_air; unit: not filled
- Attribute description
- eastward_wind
- Descriptor
-
"Eastward" indicates a vector component which is positive when directed eastward (negative westward). Wind is defined as a two-dimensional (horizontal) air velocity vector, with no vertical component. (Vertical motion in the atmosphere has the standard name upward_air_velocity.) [CF-Standard Name]; unit: not filled
- Attribute description
- wind_speed_of_gust
- Descriptor
-
Speed is the magnitude of velocity. Wind is defined as a two-dimensional (horizontal) air velocity vector, with no vertical component. (Vertical motion in the atmosphere has the standard name upward_air_velocity.) The wind speed is the magnitude of the wind velocity. A gust is a sudden brief period of high wind speed. In an observed timeseries of wind speed, the gust wind speed can be indicated by a cell_methods of maximum for the time-interval. In an atmospheric model which has a parametrised calculation of gustiness, the gust wind speed may be separately diagnosed from the wind speed.[CF-Standard Name]; unit: not filled
- Attribute description
- water_evaporation_amount
- Descriptor
-
water_evaporation_amount [CF-Standard Name]; unit: not filled
- Attribute description
- surface_downward_shortwave_flux_direct
- Descriptor
-
direct downward sw radiation at the surface; unit: not filled
- Attribute description
- air_temperature-at2m (maximum)
- Descriptor
-
Air temperature is the bulk temperature of the air, not the surface (skin) temperature. [CF-Standard Name-vertical_coordinate-cell_method:time maximum]; unit: not filled
- Attribute description
- surface_diffuse_upward_shortwave_flux_in_air
- Descriptor
-
diffuse upward sw radiation at the surface; unit: not filled
- Attribute description
- surface_downward_sensible_heat_flux
- Descriptor
-
The surface called "surface" means the lower boundary of the atmosphere. "Downward" indicates a vector component which is positive when directed downward (negative upward). The surface sensible heat flux, also called "turbulent" heat flux, is the exchange of heat between the surface and the air by motion of air. In accordance with common usage in geophysical disciplines, "flux" implies per unit area, called "flux density" in physics.[CF-Standard Name]; unit: not filled
- Attribute description
- air_temperature-at2m
- Descriptor
-
Air temperature is the bulk temperature of the air, not the surface (skin) temperature. [CF-Standard Name-vertical_coordinate]; unit: not filled
- Attribute description
- sea_area_fraction
- Descriptor
-
Sea Area Fraction [CF-Standard Name]; unit: not filled
- Attribute description
- relative_humidity
- Descriptor
-
relative_humidity [CF-Standard Name]; unit: not filled
- Attribute description
- cape of mean surface layer parcel
- Descriptor
-
cape of mean surface layer parcel; unit: not filled
- Attribute description
- surface_net_downward_shortwave_flux
- Descriptor
-
The surface called "surface" means the lower boundary of the atmosphere. "shortwave" means shortwave radiation. "Downward" indicates a vector component which is positive when directed downward (negative upward). Net downward radiation is the difference between radiation from above (downwelling) and radiation from below (upwelling). In accordance with common usage in geophysical disciplines, "flux" implies per unit area, called "flux density" in physics.[CF-Standard Name]; unit: not filled
- Attribute description
- turbulence_intensity
- Descriptor
-
turbulence_intensity; unit: not filled
- Attribute description
- surface_direct_along_beam_shortwave_flux_in_air
- Descriptor
-
[CF-Standard Name]; unit: not filled
- Attribute description
- brightness_temperature
- Descriptor
-
The brightness temperature of a body is the temperature of a black body which radiates the same power per unit solid angle per unit area. [CF-Standard Name]; unit: not filled
- Attribute description
- precipitation_amount
- Descriptor
-
"Amount" means mass per unit area. "Precipitation" in the earths atmosphere means precipitation of water in all phases. [CF-Standard Name]; unit: not filled
- Attribute description
- surface_diffuse_downward_shortwave_flux_in_air
- Descriptor
-
diffuse downward sw radiation at the surface; unit: not filled
- Attribute description
- eastward_wind
- Descriptor
-
"Eastward" indicates a vector component which is positive when directed eastward (negative westward). Wind is defined as a two-dimensional (horizontal) air velocity vector, with no vertical component. (Vertical motion in the atmosphere has the standard name upward_air_velocity.) [CF-Standard Name]; unit: not filled
- Attribute description
- wind_speed-at10m
- Descriptor
-
Speed is the magnitude of velocity. Wind is defined as a two-dimensional (horizontal) air velocity vector, with no vertical component. (Vertical motion in the atmosphere has the standard name upward_air_velocity.) The wind speed is the magnitude of the wind velocity. [CF-Standard Name-vertical_coordinate]; unit: not filled
- Attribute description
- surface_roughness_length
- Descriptor
-
The surface called "surface" means the lower boundary of the atmosphere.[CF-Standard Name]; unit: not filled
- Attribute description
- surface_direct_downwelling_shortwave_flux_in_air
- Descriptor
-
[CF-Standard Name]; unit: not filled
- Attribute description
- subsurface_runoff_amount
- Descriptor
-
"Amount" means mass per unit area. Runoff is the liquid water which drains from land. If not specified, "runoff" refers to the sum of surface runoff and subsurface drainage.[CF-Standard Name]; unit: not filled
- Attribute description
- surface_longwave_flux_in_air (upward)
- Descriptor
-
upward lw radiation at the surface; unit: not filled
- Attribute description
- geopotential_height
- Descriptor
-
geopotential height; unit: not filled
- Attribute description
- geopotential
- Descriptor
-
Geopotential is the sum of the specific gravitational potential energy relative to the geoid and the specific centripetal potential energy.[CF-Standard Name]; unit: not filled
- Attribute description
- net_downward_longwave_flux_in_air
- Descriptor
-
"longwave" means longwave radiation. "Downward" indicates a vector component which is positive when directed downward (negative upward). Net downward radiation is the difference between radiation from above (downwelling) and radiation from below (upwelling). In accordance with common usage in geophysical disciplines, "flux" implies per unit area, called "flux density" in physics.[CF-Standard Name]; unit: not filled
- Attribute description
- parameterized_temporal_variability_of_3D_wind_vecto
- Descriptor
-
parameterized_temporal_variability_of_3D_wind_vecto; unit: not filled
- Attribute description
- surface_downward_longwave_flux
- Descriptor
-
3-h accum. LW down flux surface; unit: not filled
- Attribute description
- cloudy sky radiance
- Descriptor
-
cloudy sky radiance; unit: not filled
- Attribute description
- northward_wind
- Descriptor
-
"Northward" indicates a vector component which is positive when directed northward (negative southward). Wind is defined as a two-dimensional (horizontal) air velocity vector, with no vertical component. (Vertical motion in the atmosphere has the standard name upward_air_velocity.) [CF-Standard Name]; unit: not filled
- Attribute description
- dew_point_temperature-at2m
- Descriptor
-
Dew point temperature is the temperature at which a parcel of air reaches saturation upon being cooled at constant pressure and specific humidity.[CF-Standard Name-vertical_coordinate]; unit: not filled
- Attribute description
- net_downward_shortwave_flux_in_air
- Descriptor
-
"shortwave" means shortwave radiation. "Downward" indicates a vector component which is positive when directed downward (negative upward). Net downward radiation is the difference between radiation from above (downwelling) and radiation from below (upwelling). In accordance with common usage in geophysical disciplines, "flux" implies per unit area, called "flux density" in physics.[CF-Standard Name]; unit: not filled
- File identifier
- wdc-climate.de:3845846 XML
- Metadata language
-
eng; USA
- Hierarchy level
- collection
- Hierarchy level name
-
coastDat3_COSMO-CLM_MERRA2
- Date stamp
- 2019-04-01T12:17:45
- Metadata standard name
-
ISO 19115
- Metadata standard version
-
ISO 19115-2:2009
Overviews
Spatial extent
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