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List of Abbreviations
Created On
Last Updated On
byLukas Hörtnagl
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The list on this page is not updated anymore and only kept for demonstration purposes. Please use the updated and more complete list, comprising variables from the naming convention as well as variables from software etc, here: Variable Abbreviations
General overview of naming convention abbreviations.
| wdt_ID | group | LABEL | DESCRIPTION | UNIT (preferred) or FORMAT | USED IN |
|---|---|---|---|---|---|
| 612 | TIMESTAMP_ISO | ISO timestamp - short format | yyyymmddHHMM | ||
| 611 | TIMESTAMP | general timestamp format | yyyy-mm-dd HH:MM | ||
| 609 | TC | Total Carbon | % | ||
| 610 | TIME | time of day | HH:MM | ||
| 608 | TA_PRF | Air Temperature in Profile | °C | ||
| 516 | H2O_IRGA75_PRF | H2O concentration from IRGA Li-7500 for profile | mmol H2O mol-1 | ||
| 517 | H2O_QCL_EC | H2O concentration from QCL for eddy system | ppb (nmol H2O mol-1) | ||
| 518 | HEAT_ | Heating (prefix, e.g. for sonic heating) | |||
| 519 | HOUR | 2 digit hour of the day | HH | ||
| 520 | HS100 | Sonic anemometer Gill HS-100 | - | ||
| 521 | HS50 | Sonic anemometer Gill HS-50 | - | ||
| 522 | IN | Incoming | - | ||
| 523 | INT | Internal | - | ||
| 524 | IRGA | Infrared Gas Analyzer | - | ||
| 525 | IRGA62 | Closed-path IRGA LI-6262 | - | ||
| 526 | IRGA70 | IRGA LI-7000 | - | ||
| 527 | IRGA72 | Enclosed-path IRGA Li-7200 | - | ||
| 528 | IRGA75 | Open-path IRGA Li-7500 | - | ||
| 529 | LEAF_WET | leaf wetness | % | ||
| 530 | LS | Lightning strike | unitless | ||
| 531 | LSD | Lightning strike distance | km | ||
| 532 | LW _IN_RAW | Longwave Incoming Radiation without blackbody correction | W m-2 | ||
| 533 | LW _OUT_RAW | Longwave Incoming Radiation without blackbody correction | W m-2 | ||
| 534 | LW_IN | Longwave Incoming Radiation with blackbody correction | W m-2 | ||
| 535 | LW_OUT | Longwave Outgoing Radiation with blackbody correction | W m-2 | ||
| 536 | MAX | Maximum | - | ||
| 537 | MET | Meteorological Data | - | ||
| 538 | MIN | Minimum | - | ||
| 539 | MIN | Minimum | - | ||
| 540 | MINUTE | 2 digit minute of the day | MM | ||
| 541 | MONTH | 2 digit month of year | mm | ||
| 542 | N2O_QCL_CMB | N2O concentration from QCL for chamber system | ppb (nmol N2O mol-1) | ||
| 543 | N2O_QCL_EC | N2O concentration from QCL for eddy system | ppb (nmol N2O mol-1) | ||
| 544 | N2O_QCL_PRF | N2O concentration from QCL for profile | ppb (nmol N2O mol-1) | ||
| 545 | NDVI | Normalized Difference Vegetation Index | adimensional | ||
| 546 | NETRAD | Net Radiation | W m-2 | ||
| 547 | NH4 | Ammonium concentration | µg g-1 soil | ||
| 548 | NO | Nitric oxide mole fraction | nmol NO mol-1 | ||
| 549 | NO2 | Nitrogen dioxide mole fraction | nmol NO2 mol-1 | ||
| 550 | NO3 | Nitrate concentration | µg g-1 soil | ||
| 551 | O2 | Oxygen | Has to be seen when we have the sensors | ||
| 552 | O3 | Ozone mole fraction | nmol O3 mol-1 | ||
| 553 | OSO | On Site Operation | adimensional | ||
| 554 | OSO | On Site Operation | - | ||
| 555 | OUT | Outgoing | - | ||
| 556 | PA | Atmospheric Pressure | kPa | ||
| 557 | PA_PRF | Atmospheric Pressure in Profile | kPa | ||
| 558 | PBLH | Planetary Boundary Layer Height | m | ||
| 559 | PH | PH Probe | numerical | ||
| 560 | PPFD_BC_IN | Below Canopy PPFD, incoming | µmol m-2 s-1 | ||
| 561 | PPFD_BULB | PPFD bulb sensor | µmol m-2 s-1 | ||
| 562 | PPFD_DIF | Diffuse PPFD | µmol m-2 s-1 | ||
| 563 | PPFD_IN | Photosynthetic Photon Flux Density, incoming | µmol m-2 s-1 | ||
| 564 | PPFD_OUT | Reflected PPFD | µmol m-2 s-1 | ||
| 565 | PPFD_VBULB | PPFD bulb sensor signal voltage | V | ||
| 566 | PPFD_VIN | Photosynthetic Photon Flux Density, incoming, signal voltage | V | ||
| 567 | PREC | Total Precipiation | mm | ||
| 568 | PREC_RAIN | rainfall; Liquid Precipitation | mm | ||
| 569 | PREC_SNOW | Solid (Snow) Precipitation | mm | ||
| 570 | PRF | Profile | - | ||
| 571 | PRI | Photochemical Reflectance Index | adimensional | ||
| 572 | P_CELL | Laser spectrometer cell pressure | Torr | ||
| 573 | Q | Mass flow | slpm | ||
| 574 | QCL | Quantum Cascade Laser System | - | ||
| 575 | R350 | Sonic anemometer Gill R3-50 | - | ||
| 576 | RAD | Radiation | - | ||
| 577 | REFL | Reflected | - | ||
| 578 | RH | Relative Humidity | % | ||
| 579 | RH_PRF | Relative Humidity in Profile | % | ||
| 580 | R_UVA | UVA Radiation | W m-2 | ||
| 581 | R_UVB | UVB Radiation | W m-2 | ||
| 582 | SAPFLOW | SapFlow | mmol H2O m-2 s-1 | ||
| 583 | SCALAR_XXX | Scalar averaging for windspeeds (in combination with one of the above) | - | ||
| 584 | SD | Standard deviation | - | ||
| 585 | SDP | Soil Dielectric Permitivity | adimensional | ||
| 586 | SEC | Soil Electrical Conductivity | dS m-1 (deciSiemens per meter) | ||
| 587 | SIGNAL_STRENGTH | Signal Strength LI-7200 | % | ||
| 588 | SMP | Sample | - | ||
| 589 | SOC | Soil Organic Carbon | % | ||
| 590 | SOIL | Soil | - | ||
| 591 | SON | Soil Organic Nitrogen | % | ||
| 592 | SONIC | Sonic Anemometer | - | ||
| 593 | SOS_XXX_EC | Speed of Sound of EC Sonic Anemometer, where XXX is the Sonic Model, eg. HS50, HS100, CSAT3, METEK | m s-1 | ||
| 594 | SOS_XXX_PRF | Speed of Sound of PRF Sonic Anemometer, where XXX is the Sonic Model, eg. HS50, HS100, CSAT3, METEK | m s-1 | ||
| 595 | STEMFLOW | Stemflow | mm | ||
| 596 | SUN | Sunshine presence | boolean | ||
| 597 | SV | Supply Voltage | V | ||
| 598 | SV_EC | Supply Voltage EC system | V | ||
| 599 | SV_iDL | Supply Voltage Logger | V | ||
| 600 | SWC | Soil Water Content | % vol | ||
| 601 | SW_BC_IN | Shortwave Below Canopy Radiation, incoming | W m-2 | ||
| 602 | SW_BC_OUT | Shortwave Below Canopy Radiation, outgoing | W m-2 | ||
| 603 | SW_DIF | Shortwave Diffuse Radiation | W m-2 | ||
| 604 | SW_IN | Shortwave Incoming Radiation | W m-2 | ||
| 605 | SW_OUT | Shortwave Outgoing Radiation | W m-2 | ||
| 606 | TA | Air Temperature | °C | ||
| 607 | TABLE_ID | Logger Table ID | - | ||
| 514 | H2O_IRGA75_CMB | H2O concentration from IRGA Li-7500 for chamber system | mmol H2O mol-1 | ||
| 502 | EXT | External | - | ||
| 503 | FOG | Fog presence | |||
| 504 | G | Soil Heat Flux | W m-2 | ||
| 505 | GS | Stomatal Conductance | mmol H2O m-2 s-1 | ||
| 506 | GWL | Ground Water Level | m | ||
| 507 | G_SF | calibration/sensitivity factor of G | uV (W m-2)-1 | ||
| 508 | H2O_IRGA70_CMB | H2O concentration from IRGA Li-7000 for chamber system | mmol H2O mol-1 | ||
| 509 | H2O_IRGA70_EC | H2O concentration from IRGA Li-7000 for eddy system | mmol H2O mol-1 | ||
| 510 | H2O_IRGA70_PRF | H2O concentration from IRGA Li-7000 for profile | mmol H2O mol-1 | ||
| 511 | H2O_IRGA72_CMB | H2O concentration from IRGA Li-7200 for chamber system | mmol H2O mol-1 | ||
| 512 | H2O_IRGA72_EC | H2O concentration from IRGA Li-7200 for eddy system | mmol H2O mol-1 | ||
| 513 | H2O_IRGA72_PRF | H2O concentration from IRGA Li-7200 for profile | mmol H2O mol-1 | ||
| 441 | COOLER_V | Cooler voltage | V | EC raw data files (ASCII) | |
| 442 | SIGNAL_STRENGTH | Signal strength (LI-7200) | % | EC raw data files (ASCII) | |
| 443 | CH4 | CH4 molar fraction (in humid air), wet mole fraction | nmol mol-1, µmol mol-1 | EC raw data files (ASCII) | |
| 444 | CH4_DRY | CH4 dry mole fraction (in dry air), mixing ratio, ppb | nmol mol-1 | EC raw data files (ASCII) | |
| 445 | CO2_CONC | CO2 concentration density, molar density | mmol m-3 | EC raw data files (ASCII) | |
| 446 | CO2_DRY | CO2 dry mole fraction (in dry air), mixing ratio, ppm (parts per million) | umol mol-1 | EC raw data files (ASCII) | |
| 447 | COOLER_V | Cooler voltage | V | EC raw data files (ASCII) | |
| 448 | DATA_SIZE | Data size of instrument data block, number of bytes in instrument record | bytes | EC raw data files (ASCII) | |
| 449 | FLOW_VOLRATE | Volume flow rate in the sampling line | L min-1 | EC raw data files (ASCII) | |
| 450 | GA_DIAG_CODE | GA diagnostic value | # | EC raw data files (ASCII) | |
| 451 | H2O | H2O molar fraction (in humid air), wet mole fraction | umol mol-1 | EC raw data files (ASCII) | |
| 452 | H2O_CONC | H2O concentration density, molar density | mmol m-3 | EC raw data files (ASCII) | |
| 453 | H2O_DRY | H2O dry mole fraction (in dry air), mixing ratio, ppt (parts per THOUSAND) | mmol mol-1 | EC raw data files (ASCII) | |
| 454 | N2O | N2O molar fraction (in humid air), wet mole fraction | nmol mol-1, µmol mol-1 | EC raw data files (ASCII) | |
| 455 | N2O_DRY | N2O dry mole fraction (in dry air), mixing ratio, ppb | nmol mol-1 | EC raw data files (ASCII) | |
| 456 | PRESS_BOX | Pressure of the box containing the logger and the electronics of the GA | hPa | EC raw data files (ASCII) | |
| 457 | PRESS_CELL | Pressure in measurement cell | Torr, hPa | EC raw data files (ASCII) | |
| 458 | STATUS_CODE | status of data acquisition | # | EC raw data files (ASCII) | |
| 459 | STATUS_WORD | EC raw data files (ASCII) | |||
| 460 | T_CELL | Temperature in the measurement cell | degC | EC raw data files (ASCII) | |
| 461 | VICI | EC raw data files (ASCII) | |||
| 462 | AGC | Automatic Gain Control LI-7500 | % | EC raw data files (ASCII) | |
| 463 | ALB | Albedo | adimensional | ||
| 464 | ATM | Atmospheric | - | ||
| 465 | AVG | Average | - | ||
| 466 | AW_IN | All-wave incoming radiation without correction (Pyrradiometer) | W m–2 | ||
| 467 | AW_OUT | All-wave outgoing radiation without correction (Pyrradiometer) | W m–2 | ||
| 468 | BC | Below Canopy | - | ||
| 469 | BD | Bulk density | g cm-3 | ||
| 470 | BV_EC | Battery Voltage EC system | V | ||
| 471 | BV_iDL | Internal Battery Voltage Logger | V (location and replicate number is essential) | ||
| 472 | CH4_QCL_CMB | CH4 concentration from QCL for chamber system | ppb (nmol CH4 mol-1) | ||
| 473 | CH4_QCL_EC | CH4 concentration from QCL for eddy system | ppb (nmol CH4 mol-1) | ||
| 474 | CH4_QCL_PRF | CH4 concentration from QCL for profile system | ppb (nmol CH4 mol-1) | ||
| 475 | CMB | Chamber | - | ||
| 476 | CNT | Suffix for counts | - | ||
| 477 | CO2_IRGA70_CMB | CO2 concentration from IRGA Li-7000 for chamber system | µmol CO2 mol-1 | ||
| 478 | CO2_IRGA70_EC | CO2 concentration from IRGA Li-7000 for eddy system | µmol CO2 mol-1 | ||
| 479 | CO2_IRGA70_PRF | CO2 concentration from IRGA Li-7000 for profile | µmol CO2 mol-1 | ||
| 480 | CO2_IRGA70_STM | CO2 concentration from IRGA Li-7000, in stem | µmol CO2 mol-1 | ||
| 481 | CO2_IRGA72_CMB | CO2 concentration from IRGA Li-7200 for chamber system | µmol CO2 mol-1 | ||
| 482 | CO2_IRGA72_EC | CO2 concentration from IRGA Li-7200 for eddy system | µmol CO2 mol-1 | ||
| 483 | CO2_IRGA72_PRF | CO2 concentration from IRGA Li-7200 for profile | µmol CO2 mol-1 | ||
| 484 | CO2_IRGA72_STM | CO2 concentration from IRGA Li-7200, in stem | µmol CO2 mol-1 | ||
| 485 | CO2_IRGA75_CMB | CO2 concentration from IRGA Li-7500 for chamber system | µmol CO2 mol-1 | ||
| 486 | CO2_IRGA75_EC | CO2 concentration from IRGA Li-7500 for eddy system | µmol CO2 mol-1 | ||
| 487 | CO2_IRGA75_PRF | CO2 concentration from IRGA Li-7500 for profile | µmol CO2 mol-1 | ||
| 488 | CO2_IRGA75_STM | CO2 concentration from IRGA Li-7500, in stem | µmol CO2 mol-1 | ||
| 489 | CUP | Cup Anemometer | - | ||
| 490 | D | Depth | - | ||
| 491 | DATE | date | yyyy-mm-dd | ||
| 492 | DAY | 2 digit day of month | dd | ||
| 493 | DBH | diameter of tree measured at breast height(1.3 m) | cm | ||
| 494 | DENDRO | Dendrometer | mm | ||
| 495 | DIF | Diffuse | - | ||
| 496 | DNTP | Time Difference between NTP Clock and Clock | msec | ||
| 497 | DOC | Dissolved organic carbon | mg l-1 | ||
| 498 | DOY | 3 digit day of year | ddd | ||
| 499 | D_SNOW | Snow Depth/Height | m | ||
| 500 | EC | Eddy Covariance System | - | ||
| 501 | EP | EddyPro Flux Calculation Software | - | ||
| 439 | CO2_CONC | CO2 concentration density, molar density | mmol m-3 | EC raw data files (ASCII) | |
| 440 | CO2_DRY | CO2 dry mole fraction (in dry air), mixing ratio, ppm (parts per million) | µmol CO2 mol-1 | EC raw data files (ASCII) | |
| 437 | INC_X | Inclinometer x | ° | EC raw data files (ASCII) | |
| 438 | INC_Y | Inclinometer y | ° | EC raw data files (ASCII) | |
| 613 | TIN | Total Inorganic Nitrogen | % | ||
| 515 | H2O_IRGA75_EC | H2O concentration from IRGA Li-7500 for eddy system | mmol H2O mol-1 | ||
| 426 | LGR | Los Gatos laser | (instrument) | EC raw data files (ASCII) | |
| 427 | STATUS_CODE | Status of data acquisition | # | EC raw data files (ASCII) | |
| 428 | MIRROR_RINGDOWNTIME | Mirror ring-down time | µs | EC raw data files (ASCII) | |
| 429 | FIT_FLAG | Fit flag | flag | EC raw data files (ASCII) | |
| 430 | U | First horizontal wind component (x) | m s-1 | EC raw data files (ASCII) | |
| 431 | V | Second horizontal wind component (y) | m s-1 | EC raw data files (ASCII) | |
| 432 | W | Vertical wind component (z) | m s-1 | EC raw data files (ASCII) | |
| 433 | T_SONIC | Sonic temperature | K | EC raw data files (ASCII) | |
| 434 | SA_DIAG_TYPE | Status type indicator (error, inclinometer, configuration), see sonic manual | # | EC raw data files (ASCII) | |
| 435 | SA_DIAG_VAL | Status value and information, see sonic manual | # | EC raw data files (ASCII) | |
| 436 | INC_XY | Inclinometer, alternatively x (odd record numbers) and y (even record numbers) | ° | EC raw data files (ASCII) | |
| 632 | MDS | Marginal distribution sampling (Reichstein et al., 2005) | - | Fluxes | |
| 631 | DT | Daytime (used in partitioning) | - | Fluxes | |
| 630 | NT | Nighttime (used in partitioning) | - | Fluxes | |
| 627 | GPP | Gross primary production | µmol CO2 m-2 s-1 | Fluxes | |
| 628 | RECO | Ecosystem respiration | µmol CO2 m-2 s-1 | Fluxes | |
| 620 | T_BOLE | Stem Temperature | °C | ||
| 621 | T_CANOPY | Canopy Temperature | °C | ||
| 622 | T_CELL | Laser spectrometer cell temperature | K | ||
| 623 | T_COOLER | Temperature of gas cooler/equilibrator | °C | ||
| 624 | T_iDL | Logger Temperature | °C | ||
| 625 | T_RAD | °C | |||
| 626 | NEE | Net ecosystem exchange of CO2 | µmol CO2 m-2 s-1 | Fluxes | |
| 619 | TS | Soil Temperature | °C | ||
| 615 | TON | Total Organic Nitrogen | % | ||
| 618 | TR_TREE | Tree Transpiration | ml hr-1 | ||
| 616 | TOT | Total of values over a given time interval (e.g. precipitation) | - | ||
| 617 | TRH | Humidity sensor temperature | °C | ||
| 629 | EC | Eddy covariance | - | Fluxes | |
| 614 | TIR | Surface temperature measured by IR thermometer | °C | ||
| group | LABEL | DESCRIPTION | UNIT (preferred) or FORMAT | USED IN |