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CAESAR: University of California, Riverside Cloud Condensation Nuclei (CCN) Data

Summary

Cloud Condensation Nuclei (CCN) number concentration data from the University of California - Riverside Droplet Measurement Technologies continuous flow CCN instrument that was deployed on the NSF NCAR C-130 aircraft for the CAESAR campaign.

Archive note

No data are available for RF01 (28 Feb), RF02 (29 Feb), RF03 (2 Mar), and RF08 (25 Mar).

Data access

ORDER data to made available for download

Additional information

Identifier	DOI: https://doi.org/10.26023/F164-BWEQ-R40B
Data Quality	final
Versions	0.1 (2024-05-20): Preliminary in-field data. 1.0 (2025-03-25): Final processed data. (Only the current version of the data is available to order. If you have questions about a prior version, please email us.)
Subscribe	Subscribe to receive email when new or updated data is available.
Related projects	CAESAR: Cold Air Outbreak Experiment in the Sub-Arctic Region
Frequency	1 second
Language	English
Grant Code	NSF AGS-2150769
Platforms	NSF NCAR C-130
Instruments	CCN - Cloud Condensation Nuclei Counter
GCMD Science Keywords	AEROSOL CONCENTRATION AEROSOL PARTICLE PROPERTIES AEROSOL SIZE DISTRIBUTION CLOUD CONDENSATION NUCLEI CLOUD CONDENSATION NUCLEI PARTICLE SIZE DISTRIBUTION Expand keywords
Documentation	Cloud_Condensation_Nuclei_Data.pdf [122 KiB] DOC-0086-Rev-N-CCN-Manual.pdf [3 MiB]
Related links	info: CAESAR Data Policy homepage: CAESAR EOL Homepage info: CAESAR Missions

Temporal coverage

Begin datetime	2024-03-05 04:39:20
End datetime	2024-04-03 15:59:59

Spatial coverage

Map data from IBCSO, IBCAO, and Global Topography.

Maximum (North) Latitude: 82.00, Minimum (South) Latitude: 66.00
Minimum (West) Longitude: -14.00, Maximum (East) Longitude: 24.00

Primary point of contact information

EOL Data Support <datahelp@eol.ucar.edu>

Additional contact information

author: Markus Petters <markus.petters@ucr.edu>

Citation

Petters, M. 2025. CAESAR: University of California, Riverside Cloud Condensation Nuclei (CCN) Data. Version 1.0. null. https://doi.org/10.26023/F164-BWEQ-R40B. Accessed 14 Jan 2026.

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