Table 7. List of attributes contained in the file metadata.
| Attribute name | Example content |
|---|---|
| Additional_Data_Info | measured supersaturations spelled out as ‘0.1, 0.2, 0.3 %’ |
| Altitude | refers to section of the atmosphere, e.g., free troposphere |
| Calibration_Material_Method | refers e.g., to an SOP |
| Cutoff_High_Diameter | 40 μm |
| Cutoff_Low_Diameter | 20 nm |
| Data_Contact | Email address |
| Data_Info | activation as CCN under various supersaturations, number concentration in cm−3 |
| Data_Source | EBAS |
| Environment | Europe, alpine, high-altitude, 40% in free troposphere |
| Error_Absolute | NaN |
| Error_Bias_Correction | details described in data descriptor |
| Error_Characteristics | counting error, accuracy of supersaturation determination from calibration, inlet flow |
| Error_Relative | supersaturation±10 %, details described in data descriptor |
| File_ID | Syn_JFJ_CCN_2016-09-19.v1 |
| File_N_Var | NaN |
| File_Var_Name | NaN |
| Gassp Version | 1.0 |
| GASSP Version=* | 1.0 |
| Inlet_Sample_Flow_Dry | yes |
| Institute | Paul Scherrer Institute |
| Instrument | DMT cloud condensation nuclei counter |
| Measurement_Mode | monitoring |
| Model_Serial_Number | DMT CCN-100 model |
| Modification_Date | 2016-09-16 21:16:45.892727 |
| Other_Inlet_Info | total aerosol 20 nm to 40 μm; Weingartner et al.23, J. Geophys. Res., 104(D21), 26,809 to 26,820 |
| PI | Name 1, name 2,…, name n |
| Platform | station |
| Platform_Name | Jungfraujoch |
| Project_Name | ACTRIS |
| Project_URL | see data descriptor |
| pT_Conditions | STP |
| Sampling_Conditions | 40 % in free troposphere |
| Season | all |
| Size_Definition | none |
| Software Version= | write_EBAS_ACTRIS_level1_from_level0.py |
| Software_Version | write_option_files_EBAS_ACTRIS.py |
| Species_Short_Name | total |
| Station_Altitude | 3580 |
| Station_ID | GAW ID JFJ |
| Station_Lat | 49.33 |
| Station_Lon | 7.59 |
| Time_Coordinate | NaN |
| Time_Coordinate= | Time |
| Time_Coverage_End= | 31.12.2014 23:00 |
| Time_Coverage_Start= | 01.01.2012 00:00 |
| Time_Stamp_Info | UTC, dd.mm.yyyy hh.mm.ss |
| Variable_Class | CCN |
*GASSP refers to the Global Aerosol Synthesis and Science Project through which the data were formatted to netCDF.