Product information

Variable(s)	temperature, pressure, particle_number_concentration
Product type	Observation
Instrument type(s)	Cpc
Timeliness	Scheduled
Start time	1 January 2021
Stop time	1 January 2025
Framework	ACTRIS, GAW-WDCA
Instrument model(s)	TSI/3022A TSI/3775 TSI/3755 TSI/3750

Facility information

Facility name	Hyytiälä (FI0050R)
Facility type	Observation platform, fixed
Coordinates	61.85°N, 24.283333°E
Altitude	181.0 m

File information

PID	https://doi.org/10.48597/KWBB-9HHH
Filename	KWBB-9HHH.nc
Format(s)	HDF5 (NetCDF4)
Filesize	3.1 MB
Version	v2
Last modified	21 May 2026 14:37:39
Data Access	OPENDAP DAP4 HTTPServer
Metadata access	NCML UDDC ISO

Provenance (to be completed)

Software	ebas-io
Version history	Concept DOI

Citation & acknowledgements

Licence	CC BY 4.0
Citation string	Kulmala, M., Petäjä, T. ACTRIS, GAW-WDCA, 2021-2025, Particle_number_concentration at Hyytiälä, data hosted by EBAS at NILU, DOI: https://doi.org/10.48597/KWBB-9HHH

Please include the following information in your publication. You may edit the text to suit publication standards.

Acknowledgements	Data used in this <study/report/figure/etc.> were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the framework: ACTRIS, GAW-WDCA

Originator(s)

Markku, Kulmala
Tuukka, Petäjä	University of Helsinki

Principal investigator(s)

Markku, Kulmala
Tuukka, Petäjä	University of Helsinki