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cops_nebt_ubt_met: Radiation and soil measurement data from COPS energy network stations run by University of Bayreuth during COPS 2007

The energy balance stations run by University of Bayreuth continuously measured radiation and soil parameters over different land types with a sampling frequency of 1 Hz averaged to 1 min values within the data logger. After a check for plausibility the 1 min values have been averaged to 30 min intervals, which are provided in this data set.

The instrumentation was different on each location.

The following was measured depending on the station:

- soil heat flux

- soil temperature

- volumetric soil water content

- longwave radiation components

- shortwave radiation components

- tipping bucket rain gauge measurements

The ground heat flux including the heat storage in the upper soil layer was determined from the measured soil heat flux, soil temperatures and volumetric soil water contents according to the 'simple measurement' (SM) method according to Liebethal and Foken (2007).

Simple

Date (Publication)
2012-02-10
Edition

1

Citation identifier
cops_nebt_ubt_met
Citation identifier
doi:10.1594/WDCC/cops_nebt_ubt_met
Principal investigator
  University of Bayreuth - Rafael Eigenmann
http://www.bayceer.uni-bayreuth.de/mm/
Principal investigator
  University of Bayreuth - Thomas Foken
http://www.bayceer.uni-bayreuth.de/mm/
Originator
  University of Bayreuth - Thomas Foken
http://www.bayceer.uni-bayreuth.de/mm/
Author
  University of Bayreuth - Rafael Eigenmann
http://www.bayceer.uni-bayreuth.de/mm/
Author
  University of Bayreuth - Thomas Foken
http://www.bayceer.uni-bayreuth.de/mm/
Publisher
  WDC Climate at DKRZ
Point of contact
  University of Bayreuth - Rafael Eigenmann
http://www.bayceer.uni-bayreuth.de/mm/
Name

NetCDF

Keywords
  • energy balance

Keywords
  • ground based

Keywords
  • observational data

Keywords
  • turbulence

Use limitation

COPS scientific use: For scientific use only. No commercial use allowed. Please be aware of the common COPS/GOP/D-PHASE data policy http://cops.wdc-climate.de/

Language

eng; USA

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Begin date
2007-06-01
End date
2007-08-31
Distribution format
  • NetCDF ()

Transfer size
4
OnLine resource
https://www.wdc-climate.de/ui/entry?acronym=cops_nebt_ubt_met
Hierarchy level
collection

Completeness commission

Name of measure

n/a

Measure description

None

Non quantitative attribute accuracy

Name of measure

n/a

Measure description

None

Attribute description
surface_net_upward_radiative_flux
Descriptor

The surface called "surface" means the lower boundary of the atmosphere. "Upward" indicates a vector component which is positive when directed upward (negative downward). Net upward radiation is the difference between radiation from below (upwelling) and radiation from above (downwelling). Radiative flux is the sum of shortwave and longwave radiative fluxes. In accordance with common usage in geophysical disciplines, "flux" implies per unit area, called "flux density" in physics. [CF-Standard Name]; unit: W m-2

Attribute description
surface_altitude
Descriptor

The surface called "surface" means the lower boundary of the atmosphere. Altitude is the (geometric) height above the geoid, which is the reference geopotential surface. The geoid is similar to mean sea level.[CF-Standard Name]; unit: m

Attribute description
surface_downwelling_longwave_flux
Descriptor

[CF-Standard Name]; unit: W m-2

Attribute description
volume_fraction_of_condensed_water_in_soil-at5cm_below_surface
Descriptor

"Condensed water" means liquid and ice. "Volume fraction" is used in the construction volume_fraction_of_X_in_Y, where X is a material constituent of Y. [CF-Standard Name-vertical_coordinate]; unit: fraction

Attribute description
soil_temperature-at10cm_below_surface
Descriptor

Soil temperature is the bulk temperature of the soil, not the surface (skin) temperature. [CF-Standard Name-vertical_coordinate]; unit: degC

Attribute description
precipitation_rate
Descriptor

precipitation_rate; unit: mm 30min-1

Attribute description
surface_upwelling_longwave_flux
Descriptor

The surface called "surface" means the lower boundary of the atmosphere. "longwave" means longwave radiation. Upwelling radiation is radiation from below. It does not mean "net upward". When thought of as being incident on a surface, a radiative flux is sometimes called "irradiance". In addition, it is identical with the quantity measured by a cosine-collector light-meter and sometimes called "vector irradiance". In accordance with common usage in geophysical disciplines, "flux" implies per unit area, called "flux density" in physics. [CF-Standard Name]; unit: W m-2

Attribute description
longitude
Descriptor

longitude [CF-Standard Name]; unit: degree_east

Attribute description
canopy_height
Descriptor

Height is the vertical distance above the surface. "Canopy" means the plant or vegetation canopy.[CF-Standard Name]; unit: m

Attribute description
latitude
Descriptor

latitude [CF-Standard Name]; unit: degree_north

Attribute description
volume_fraction_of_condensed_water_in_soil-at5cm_below_surface
Descriptor

"Condensed water" means liquid and ice. "Volume fraction" is used in the construction volume_fraction_of_X_in_Y, where X is a material constituent of Y. [CF-Standard Name-vertical_coordinate]; unit: fraction

Attribute description
canopy_height
Descriptor

Height is the vertical distance above the surface. "Canopy" means the plant or vegetation canopy.[CF-Standard Name]; unit: m

Attribute description
downward_heat_flux_in_soil-at10cm_below_surface
Descriptor

[CF-Standard Name-vertical_coordinate]; unit: W m-2

Attribute description
surface_air_pressure
Descriptor

The surface called "surface" means the lower boundary of the atmosphere.[CF-Standard Name]; unit: hPa

Attribute description
soil_temperature-at20cm_below_surface
Descriptor

Soil temperature is the bulk temperature of the soil, not the surface (skin) temperature. [CF-Standard Name-vertical_coordinate]; unit: degC

Attribute description
volume_fraction_of_condensed_water_in_soil-at20cm_below_surface
Descriptor

"Condensed water" means liquid and ice. "Volume fraction" is used in the construction volume_fraction_of_X_in_Y, where X is a material constituent of Y. [CF-Standard Name-vertical_coordinate]; unit: fraction

Attribute description
downward_heat_flux_in_soil-at10cm_below_surface
Descriptor

[CF-Standard Name-vertical_coordinate]; unit: W m-2

Attribute description
surface_upwelling_shortwave_flux
Descriptor

The surface called "surface" means the lower boundary of the atmosphere. "shortwave" means shortwave radiation. Upwelling radiation is radiation from below. It does not mean "net upward". When thought of as being incident on a surface, a radiative flux is sometimes called "irradiance". In addition, it is identical with the quantity measured by a cosine-collector light-meter and sometimes called "vector irradiance". In accordance with common usage in geophysical disciplines, "flux" implies per unit area, called "flux density" in physics. [CF-Standard Name]; unit: W m-2

Attribute description
soil_temperature-at5cm_below_surface
Descriptor

Soil temperature is the bulk temperature of the soil, not the surface (skin) temperature. [CF-Standard Name-vertical_coordinate]; unit: degC

Attribute description
soil_temperature-at20cm_below_surface
Descriptor

Soil temperature is the bulk temperature of the soil, not the surface (skin) temperature. [CF-Standard Name-vertical_coordinate]; unit: degC

Attribute description
sensor_height_above_ground
Descriptor

not filled; unit: m

Attribute description
downward_heat_flux_at_ground_level_in_soil
Descriptor

ground_level means the land surface (beneath the snow and surface water, if any). "Downward" indicates a vector component which is positive when directed downward (negative upward). In accordance with common usage in geophysical disciplines, "flux" implies per unit area, called "flux density" in physics. [CF-Standard Name]; unit: W m-2

Attribute description
longitude
Descriptor

longitude [CF-Standard Name]; unit: degree_east

Attribute description
surface_albedo
Descriptor

The surface called "surface" means the lower boundary of the atmosphere.[CF-Standard Name]; unit: fraction

Attribute description
volume_fraction_of_condensed_water_in_soil-at20cm_below_surface
Descriptor

"Condensed water" means liquid and ice. "Volume fraction" is used in the construction volume_fraction_of_X_in_Y, where X is a material constituent of Y. [CF-Standard Name-vertical_coordinate]; unit: fraction

Attribute description
soil_temperature-at5cm_below_surface
Descriptor

Soil temperature is the bulk temperature of the soil, not the surface (skin) temperature. [CF-Standard Name-vertical_coordinate]; unit: degC

Attribute description
latitude
Descriptor

latitude [CF-Standard Name]; unit: degree_north

Attribute description
soil_temperature-at10cm_below_surface
Descriptor

Soil temperature is the bulk temperature of the soil, not the surface (skin) temperature. [CF-Standard Name-vertical_coordinate]; unit: degC

Attribute description
soil_temperature-at2cm_below_surface
Descriptor

Soil temperature is the bulk temperature of the soil, not the surface (skin) temperature. [CF-Standard Name-vertical_coordinate]; unit: degC

Attribute description
surface_downwelling_shortwave_flux
Descriptor

[CF-Standard Name]; unit: W m-2

Attribute description
surface_altitude
Descriptor

The surface called "surface" means the lower boundary of the atmosphere. Altitude is the (geometric) height above the geoid, which is the reference geopotential surface. The geoid is similar to mean sea level.[CF-Standard Name]; unit: m

File identifier
wdc-climate.de:2230053 XML
Metadata language

eng; USA

Hierarchy level
collection
Hierarchy level name

cops_nebt_ubt_met

Date stamp
2009-10-26T17:30:10
Metadata standard name

ISO 19115

Metadata standard version

ISO 19115-2:2009

Point of contact
  University of Bayreuth - Rafael Eigenmann
http://www.bayceer.uni-bayreuth.de/mm/
 
 

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