ICOS

Obspack CH4 time-series result from Gredos (20.0 m)

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2013-01-01–2018-09-26

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Latest version: fRMhQAjAlpM7cKCQaU0CHbim
11676/kmXKsqxIxcHM4Obz4u5g7UfY (link)
This data file contains high accuracy European ObsPack observational timeseries in netCDF format of ambient mole fraction of CH4 in dry air collected at Gredos (20.0 m). The measurements were calibrated using the WMO GAW calibration scale WMO CH4 X2004A. Included are (all whenever available) historical PI QCed data, ICOS Level 2 data and ICOS NRT data. It is part of the second update of the CH4 European Obspack data product released in 2023 (version 9.2) and is intended for use in carbon cycle inverse modeling, model evaluation, and satellite validation studies. Metadata for the full CH4 product release are available at https://commons.datacite.org/doi.org/10.18160/9B66-SQM1. Please also visit http://www.gml.noaa.gov/ccgg/obspack/ for more information. If you use these data in your research, please consider citing the full ObsPack release that this file is part of (https://commons.datacite.org/doi.org/10.18160/9B66-SQM1).
ICOS RI, Morguí, J. (2024). Obspack CH4 time-series result from Gredos (20.0 m), 2013-01-01–2018-09-26, European ObsPack, https://hdl.handle.net/11676/kmXKsqxIxcHM4Obz4u5g7UfY
BibTex
@misc{https://hdl.handle.net/11676/kmXKsqxIxcHM4Obz4u5g7UfY,
  author={ICOS RI and Morguí, Josep-Anton},
  title={Obspack CH4 time-series result from Gredos (20.0 m), 2013-01-01–2018-09-26},
  year={2024},
  keywords={WMO X2004A, atmospheric dry air ch4 mole fraction},
  url={https://hdl.handle.net/11676/kmXKsqxIxcHM4Obz4u5g7UfY},
  publisher={Carbon Portal},
  copyright={http://meta.icos-cp.eu/ontologies/cpmeta/icosLicence},
  pid={11676/kmXKsqxIxcHM4Obz4u5g7UfY}
}
RIS
TY - DATA
T1 - Obspack CH4 time-series result from Gredos (20.0 m), 2013-01-01–2018-09-26
ID - 11676/kmXKsqxIxcHM4Obz4u5g7UfY
PY - 2024
UR - https://hdl.handle.net/11676/kmXKsqxIxcHM4Obz4u5g7UfY
PB - Carbon Portal
AU - ICOS RI
AU - Morguí, Josep-Anton
KW - WMO X2004A
KW - atmospheric dry air ch4 mole fraction
ER - 
ch4_gic_surface-insitu_431_allvalid.nc
659 KB (674999 bytes)
33885
2

Acquisition

2013-01-01 00:30:00
2018-09-26 00:30:00
20.0

Production

2024-05-02 13:24:56

Previewable variables

Name Value type Unit Quantity kind Preview
time time instant, UTC
qc_flag quality flag
icos_datalevel data level (Obspack) natural number Preview
value_std_dev standard deviation of gas mole fraction a.u. portion Preview
icos_LTR ICOS mole fraction uncertainty metrics mol mol-1 portion Preview
icos_STTB ICOS mole fraction uncertainty metrics mol mol-1 portion Preview
icos_SMR ICOS mole fraction uncertainty metrics mol mol-1 portion Preview
value CH4 (dry air mole fraction) mol mol-1 portion Preview

Statistics

24
0

Submission

2024-05-02 13:58:04
2024-05-02 13:58:01

Technical information

R, U, O
9265cab2ac48c5c1cce0e6f3e2ee60ed47d8ed197798dda6cda5b17de96beacb
kmXKsqxIxcHM4Obz4u5g7UfY7Rl3mN2mzaWxfelr6ss
Lat: 40.3457, Lon: -5.1755, Alt: 1436.0 m
CH4 ICOS Obspack WMO X2004A atmospheric dry air ch4 mole fraction time series