Published February 24, 2026 | Version 1.0
Dataset Open

Eddy Covariance measurements at Hartheim Research Forest Site (DE-Har) from 2023-01-01 to 2023-12-31 [RAW]

  • 1. ROR icon University of Freiburg

Description

Original raw high-frequency eddy covariance data and on-site processed turbulent fluxes for the year 2023 from above the forest canopy at Hartheim Forest Research Site (ICOS Associate Ecosystem Site DE-Har, UFR Code: HARTHM, 7.59814ºE, 47.93391ºN, 201 m).

The eddy covariance system was operated at 29 m on the site's main 30 m tower facing west using an CSAT3 ultrasonic anemometer and a Licor Inc. Li-7200RS enclosed-path analyzer connected to a SmartFlux system running Eddy Pro from Licor Inc. in Express Mode. For final processed and quality-controlled fluxes, please download the official ICOS data available for DE-Har through the ICOS Carbon Portal and please cite the original ICOS dataset.

This repository only provides the underlying raw unchecked, unfiltered and original data from the DE-Har system not available above for purposes of documentation and future reprocessing. Use with caution.

  • The orginical high-freuqency (20 Hz) data are available as LICOR .ghg files packaged in monthly tarball archives (e.g. 2023-01.tar contains all .ghg files of the SmartFlux system for the month of January)
  • The processed fluxes from the on-site system are available in one combined annual summary file "DE-Har-SmartFlux-Combined-2023.csv")
  • Note: All times (both ghg and Summary) are provided in UTC, not local time.

Specific notes on the 2023 dataset:

This dataset is used in the following scientific publications:

Notes (English)

COPYRIGHT

Creative Commons Attribution 4.0 International. Copyright Albert-Ludwigs-Universität Freiburg, Professur für Umweltmeteorologie, Werthmannstrasse 10, Freiburg, Germany.

CREATOR

This work was created by the University of Freiburg, Germany.

ATTRIBUTION

The site is operated as part of the Integrated Carbon Observation System (ICOS).

Instruments and sensors in the dataset were operated by the Chair of Environmental Meteorology, University of Freiburg, Germany.

DISCLAIMER

The use of the work is at the user's own risk. The authors and/or the involved institutions, accept no liability for material or non-material damage arising from the use or non-use or from the use of incorrect or incomplete information in this work. The author and/or the involved institutions are not responsible for any use that may be made of the information in this work. The legal provisions remain unaffected.

MATERIAL NOTICE

The notices cover data in databases, text and images contained in the work.

MATERIAL URI

Hartheim Forest Research Site

DE-Har in the ICOS Carbon Portal

Files

DE-Har-SmartFlux-Combined-2023.csv

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Additional details

Related works

Is source of
Journal article: 10.1111/plb.70066 (DOI)

Funding

University of Freiburg

Dates

Collected
2023-01-01/2023-12-31