Data Access

Downward Longwave Irradiance during MACMAP

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The Principal Investigator of 'Downward Longwave Irradiance' is: Daniela Meloni. If you intend to use the following data in a scientific publication please consult with her via e-mail @
Whenever using these data please cite them appropriately


Citation: Meloni, D., Di Sarra, A., Pace, G., Di Iorio, T., Muscari, G., Iaccarino, A., & Calì Quaglia, F. (2021). Downward Longwave Irradiance at the Thule High Arctic Atmospheric Observatory during MACMAP (THAAO_DLI_MACMAP) [Data set]. Agenzia Nazionale per le nuove tecnologie, l'energia e lo sviluppo economico sostenibile (ENEA).
Detailed information on the dataset is available here:
Meloni, D., Calì Quaglia, F., Ciardini, V., Di Bernardino, A., Di Iorio, T., Iaccarino, A., Muscari, G., Pace, G., Scarchilli, C., and di Sarra, A.: Shortwave and longwave components of the surface radiation budget measured at the Thule High Arctic Atmospheric Observatory, Northern Greenland, Earth Syst. Sci. Data Discuss. [preprint],, in review, 2023.
Project(s): PRA2019-0009 - ECAPAC - Effects of changing albedo and precipitation on the Arctic climate
PNRA 18/00122 - C - CLARA2, Nubi e radiazione in Artide ed in Antartide
PNRA 14/00016 - Linea B_OASIS-YOPP: Osservazioni della Stratosfera Artica a sostegno di YOPP
Collaborazione Base THULE
Dipartimentale INGV MACMAP
PNRA 2013/C3.03 - SVAAP - Studio del Vapor Acqueo nell'Atmosfera Polare in ambito NDACC-SVAAP
PNRA 2009/A3.04 - Osservazioni dei cambiamenti chimici e fisici nelle atmosfere polari delle stazioni NDACC
Data owner: ENEA Italian National Agency for New Technologies, Energy and Sustainable Economic Development
INGV National Institute of Geophysics and Volcanology
License: Creative Commons Attribution 4.0 International (CC-BY-4.0)
Variable: Downward Longwave Irradiance (W/m2)
Coverage: Location: Thule High Arctic Atmospheric Observatory, Pituffik, Thule Air Base, Greenland;
Latitude: 76.5; Longitude: -68.8; Height: 225m amsl;
Date/Time Start: 2020-10-01 00:00:00 - Date/Time End: 2023-10-22 23:00:00