Longwave broadband downwelling irradiance
Measurement Categories: Radiometric
Description: The total diffuse and direct radiant energy, at wavelengths longer than approximately 4 {mu}m, that is being emitted downwards.
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Instruments that produce the measurement
The above measurement is considered scientifically relevant for the following instruments. Refer to the datastream (netcdf) file headers of each instrument for a list of all available measurements, including those recorded for diagnostic or quality assurance purposes.
- ARM Instruments
- External Instruments
- Field Campaign Instruments
- Airborne Research Australia Cessna 404 (CESSNA-404-ARA)
- Airborne Research Australia Dimona Aircraft Laser Altimeter and Fluxes (ARA-DIMONA)
- Aircraft Radiation (RAD-AIR)
- Carbon Dioxide Flux Measurement Systems (CO2FLX)
- Constrained Variational Analysis (CONSTRVARANA)
- Data Quality Assessment for ARM Radiation Data (QCRAD)
- European Centre for Medium Range Weather Forecasts Diagnostic Analyses (ECMWFDIAG)
- European Centre for Medium Range Weather Forecasts Model Data (ECMWF)
- Fourier Transform Infrared Radiometer and Raobs (FTIR-RAOB)
- JAMSTEC Research Vessel Mirai (MIRAI)
- NOAA Research Vessel Ron Brown (RONBROWN)
- Nauru Island guest instruments (ISLAND-GUEST-INSTRUMENTS)
- PNNL's Atmospheric Remote Sensing Laboratory (PARSL)
- Quality Controlled Surface Radiation Data (Long-Shi Experimental) (QCSFCRAD)
- Radiative Flux Analysis (RADFLUXANAL)
- Rotating Shading-arm Radiometer (RSR)
- Shipboard Oceanographic and Atmospheric Radiation (SOAR)
- Shortwave Flux Analysis (SWFLUXANAL)
- Surface Flux (SFCFLUX)
- Surface Meteorological Instrumentation (MET)
- Twin Otter (OTTER)
- UAV Altus (UAV-ALTUS)
- UAV-Egrett (UAV-EGRETT)
- UAV-General Atomics GNAT (UAV-GNAT)
- University of Washington Convair 580 Aircraft (UW-CONVAIR580)
Value-Added Products (VAPs) including the measurement
- (BEFLUX) Best-Estimate Radiative Flux Process
- beflux1long - Radiative Flux: best estimate, after Long
- (MFRSR) Multifilter Rotating Shadowband Radiometer Process
- qcrad1long - Surface Radiation Measurement Quality Control testing, including climatologically configurable limits
- (QCRAD) Data Quality Assessment for ARM Radiation Data Process
- qcrad1long - Surface Radiation Measurement Quality Control testing, including climatologically configurable limits
- qcradbeflux1long - Surface Radiation Measurement (BEFLUX input) QC testing, incl. climatologically configurable limits
- qcradbrs1long - Surface Radiation Measurement (BRS input) QC testing, incl. climatologically configurable limits
Datastreams including the measurement
- (BRS) Broadband Radiometer Station Datastreams
- (BSRN) Baseline Solar Radiation Network Datastreams
- bsrn - Baseline Solar Radiation Network (BSRN): solar irradiances
- (CO2FLX) Carbon Dioxide Flux Measurement Systems Datastreams
- 30co2flx4mmet - Eddy Correlation CO2 Flux Data: 4 m samples, meteorological data, 30-min stats
- (ECMWF) European Centre for Medium Range Weather Forecasts Model Data Datastreams
- ecmwfdarsupp - ECMWF: supplemental data, Darwin
- ecmwfmansupp - ECMWF: supplemental data, Manus
- ecmwfnausupp - ECMWF: supplemental data, Nauru
- ecmwfsupp - ECMWF: supplemental data, entire coverage
- (ECMWFDIAG) European Centre for Medium Range Weather Forecasts Diagnostic Analyses Datastreams
- ecmwfdarsfce - ECMWF: near-surface and surface variables (extra), Darwin, 1-hr avg
- ecmwfmansfce - ECMWF: near-surface and surface variables (extra), Manus, 1-hr avg
- ecmwfnausfce - ECMWF: near-surface and surface variables (extra), Nauru, 1-hr avg
- ecmwfsfce - ECMWF: near-surface and surface variables (extra), entire coverage, 1-hr avg
- (IRT) Infrared Thermometer Datastreams
- skyrad60s - Infrared Thermometer: Sky brightness temperature, averaged 60-second
- (MOLTS) Model Output Location Time Series Datastreams
- moltsedassfcclass1 - Model Output Loc. Time Ser. (MOLTS): EDAS meteor. analy., enhanced surface, params, stations
- (NCEPGFS) National Centers for Environment Prediction Global Forecast System Datastreams
- ncepgfsatkflx - NCEP GFS: flux variables at Atqasuk
- ncepgfsbrwflx - NCEP GFS: flux variables at Barrow
- ncepgfsdarflx - NCEP GFS: flux variables at Darwin
- ncepgfsflx - NCEP GFS: flux variables at SGP/PYE/NIM
- ncepgfsmanflx - NCEP GFS: flux variables at Manus
- ncepgfsnauflx - NCEP GFS: surface variables at Nauru
- (NOAARAD) NOAA/ESRL/GMD Radiometers Datastreams
- noaaradbrw - High resolution surface radiation data in netcdf format from Barrow
- (RAD) Radiation Measurements at AMF Datastreams
- rad - Radiation measurements at AMF/Niamey, Niger/S1
- (SIRS) Solar and Infrared Radiation Station Datastreams
- (SKYRAD) Sky Radiometers on Stand for Downwelling Radiation Datastreams