Variable Abbreviations


This list gives an overview of variables commonly used in eddy covariance ecosystem research. Includes variables from ICOS, Ameriflux, FLUXNET, EddyPro, ReddyProc and others.

List updated: 3 May 2022

 

Variable List

wdt_ID LABEL DESCRIPTION UNIT (preferred) or FORMAT USED IN
520 air_molar_volume Molar volume of ambient air, Air properties m3 mol-1 EddyPro
708 N2O_MIXING_RATIO Nitrous Oxide (N2O) in mole fraction of dry air nmolN2O mol-1 Ameriflux
676 IRGA62 Closed-path IRGA LI-6262 -
675 IRGA Infrared Gas Analyzer -
674 INT Internal -
664 HOUR 2 digit hour of the day HH
663 HEAT_ Heating (prefix, e.g. for sonic heating)
662 H2O_SIGMA Standard deviation of water vapor mole fraction mmolH2O mol-1 Ameriflux
661 H2O_QCL_EC H2O concentration from QCL for eddy system ppb (nmol H2O mol-1)
717 NO2 Nitrogen dioxide (NO2) mole fraction in wet air nmolNO2 mol-1 Ameriflux
LABEL DESCRIPTION UNIT (preferred) or FORMAT USED IN

 

References