ICOS

Obspack CH4 time-series result from Svartberget (85.0 m)

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2017-05-31–2025-05-26

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Latest version: iuyuZS6NEhAy3Q7rxKn_RvdQ
11676/GIGg0RLz_nB0uVpeYmh6Ohpk (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 Svartberget (85.0 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, ICOS FastTrack data and ICOS NRT data. It is part of the 2025.2 FastTrack update of the Globalview EU data product 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/10.18160/46A2-7ABA. 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/CJ2Y-AB66).
ICOS RI, Larmanou, E., Ottosson-Löfvenius, M., Smith, P., Marklund, P. (2025). Obspack CH4 time-series result from Svartberget (85.0 m), 2017-05-31–2025-05-26, European ObsPack, https://hdl.handle.net/11676/GIGg0RLz_nB0uVpeYmh6Ohpk
BibTex
@misc{https://hdl.handle.net/11676/GIGg0RLz_nB0uVpeYmh6Ohpk,
  author={ICOS RI and Larmanou, Eric and Ottosson-Löfvenius, Mikaell and Smith, Paul and Marklund, Per},
  title={Obspack CH4 time-series result from Svartberget (85.0 m), 2017-05-31–2025-05-26},
  year={2025},
  keywords={WMO X2004A, atmospheric dry air ch4 mole fraction},
  url={https://hdl.handle.net/11676/GIGg0RLz_nB0uVpeYmh6Ohpk},
  publisher={Carbon Portal},
  copyright={http://meta.icos-cp.eu/ontologies/cpmeta/icosLicence},
  pid={11676/GIGg0RLz_nB0uVpeYmh6Ohpk}
}
RIS
TY - DATA
T1 - Obspack CH4 time-series result from Svartberget (85.0 m), 2017-05-31–2025-05-26
ID - 11676/GIGg0RLz_nB0uVpeYmh6Ohpk
PY - 2025
UR - https://hdl.handle.net/11676/GIGg0RLz_nB0uVpeYmh6Ohpk
PB - Carbon Portal
AU - ICOS RI
AU - Larmanou, Eric
AU - Ottosson-Löfvenius, Mikaell
AU - Smith, Paul
AU - Marklund, Per
KW - WMO X2004A
KW - atmospheric dry air ch4 mole fraction
ER - 
ch4_svb_tower-insitu_440_allvalid-85magl.nc
1 MB (1317277 bytes)
65278
2

Acquisition

2017-05-31 09:30:00
2025-05-26 21:30:00
85.0

Production

2025-05-27 15:54:48

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

16
0

Submission

2025-05-27 15:35:08
2025-05-27 15:35:06

Technical information

R, U, O
1881a0d112f3fe7074b95a5e62687a3a1a64427607b2c239b215e71b3c6179f5
GIGg0RLz/nB0uVpeYmh6OhpkQnYHssI5shXnGzxhefU
Lat: 64.256, Lon: 19.775, Alt: 269.0 m
CH4 ICOS Obspack WMO X2004A atmospheric dry air ch4 mole fraction time series