Hourly CO2 measurements for Mace Head for year 2020

## hourly CO2 measurements for Mace Head for year 2020 TITLE: CO2 — L1 for Continuous air FILE NAME: MHD_2019-10-02T12:00:00_2019-12-31T23:59:59_24.0_955_C_hour.CO2DATA FORMAT: Version 1.0 TOTAL LINES: 2200 HEADER LINES: 40 PROJECT DATA VERSION: Undefined DATA PRODUCT TYPE: L1 STATION CODE: MHD STATION NAME: Mace Head STATION Category: Contributing Observation Category: Air sampling observation at a Stationary platform COUNTRY/territory: Ireland contributor: University of Ireland Galway (NUI)LATITUDE: 53.3261 N LONGITUDE: —9.9036 E ALTITUDE: 5 m NUMBER OF sampling HEIGHTS: 1 SAMPLING HEIGHTS: 24.0 m AGL CONTACT POINT: D.Martin@bristol.ac.uk,gerard.spain@nuigalway.ie Parameter: CO2 COVERING PERIOD: 2019-10-02 T12:00, 2019-12-31 T23:59 TIME INTERVAL: hourly Measurement UNIT: umol.mol-Â Measurement method: Cavity RingDown Spectrometer (instrument Id 955) sampling TYPE: continuous TIME ZONE: UTC + 0 MEASUREMENT SCALE: WMOX2007 DATA POLICY: ICOS DATA is licensed under a Creative Commons Attribution 4.0 international licence (http://creativecommons.org/licenses/by/4.0/.The ICOS data licence is described at https://data.icos-cp.eu/licence. #### COMMENT: — Times are UTC — Time-averaged values are reported at the beginning of the averaging interval. — Flag ‘U’ = data correct before manual quality control — Flag ‘N’ = data incorrect before manual quality control — Flag ‘O’ = data correct after manual quality control — Flag ‘K’ = data incorrect after manual quality control — Flag ‘R’ = data correct after manual quality control and backwards propagation — Flag ‘Hazan’, doi:10.5194/amt-9-4719-2016