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Obspack CH4 time-series result from Jodrell Bank Observatory (45.0 m)

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2024-02-14–2026-03-31
11676/rOs-kfhFatQ7e8EctlKGBTfS (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 Jodrell Bank Observatory (45.0 m). The measurements were calibrated using the WMO GAW calibration scale WMO X2004A. Included are (all whenever available) historical PI QCed data, ICOS Level 2 data, ICOS FastTrack data and ICOS NRT data. It is part of a release of the CH4 European Obspack data product (version 12.1), 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/K54N-TNWH. 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/MD10-E1BJ).
Allen, G. (2026). Obspack CH4 time-series result from Jodrell Bank Observatory (45.0 m), 2024-02-14–2026-03-31, European ObsPack, https://hdl.handle.net/11676/rOs-kfhFatQ7e8EctlKGBTfS
BibTex
@misc{https://hdl.handle.net/11676/rOs-kfhFatQ7e8EctlKGBTfS,
  author={Allen, Grant},
  title={Obspack CH4 time-series result from Jodrell Bank Observatory (45.0 m), 2024-02-14–2026-03-31},
  year={2026},
  keywords={WMO X2004A, atmospheric dry air ch4 mole fraction},
  url={https://hdl.handle.net/11676/rOs-kfhFatQ7e8EctlKGBTfS},
  publisher={Carbon Portal},
  copyright={http://meta.icos-cp.eu/ontologies/cpmeta/icosLicence},
  pid={11676/rOs-kfhFatQ7e8EctlKGBTfS}
}
RIS
TY - DATA
T1 - Obspack CH4 time-series result from Jodrell Bank Observatory (45.0 m), 2024-02-14–2026-03-31
ID - 11676/rOs-kfhFatQ7e8EctlKGBTfS
PY - 2026
UR - https://hdl.handle.net/11676/rOs-kfhFatQ7e8EctlKGBTfS
PB - Carbon Portal
AU - Allen, Grant
KW - WMO X2004A
KW - atmospheric dry air ch4 mole fraction
ER - 
ch4_jbo_surface-insitu_160_45magl.nc
387 KB (396228 bytes)
18635
2

Acquisition

2024-02-14 13:30:00
2026-03-31 23:30:00
45.0

Production

2026-08-26 07:00:26

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
nvalue number of points cardinal number Preview

Statistics

0
0

Submission

2026-08-26 09:50:28
2026-08-26 09:50:27

Technical information

R, U, O
aceb3e91f8456ad43b7bc11cb652860537d2629af529bc483428a0909812e2f2
rOs+kfhFatQ7e8EctlKGBTfSYpr1KbxINCigkJgS4vI
Lat: 53.2353, Lon: -2.3054, Alt: 77.0 m
CH4 ICOS Obspack WMO X2004A atmospheric dry air ch4 mole fraction time series