ACRIDICON-CHUVA CCN chambers and meteorological data from below cloud base measurements

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# COLUMN DESCRIPTION
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# Col | Variable Name        | Units        | Description
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  1   | Flight_ID            | –            | Flight identification code
  2   | Time_UTC             | s            | Time in seconds after 00 UTC
  3   | Latitude             | deg          | Aircraft latitude
  4   | Longitude            | deg          | Aircraft longitude
  5   | Altitude             | m            | Aircraft altitude
  6   | Pressure             | hPa          | Atmospheric pressure
  7   | Temperature          | deg Celsius  | Ambient air temperature
  8   | CCN_a_STP            | cm-3         | CCN concentration at STP (column a)
  9   | SS_a                 | %            | Supersaturation (column a)
 10   | CCN_b_STP            | cm-3         | CCN concentration at STP (column b)
 11   | SS_b                 | %            | Supersaturation (column b)
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*no data is filled with negative values.
