SF6 and CFC-12 measurements and mean age along HALO flight tracks during PGS, WISE and SouthTRAC

<p>This dataset belongs to the paper &quot; Mean age from observations in the lowermost stratosphere: an improved method and interhemispheric differences&quot;, submitted to ACP in 2022.</p> <p>It contains</p> <ul> <li>SF₆ and CFC-12 measurements from the GhOST instrument (ECD-Channel),</li> <li>mean age calculated using the conventional TR-only method (mA_fit),</li> <li>mean age calculated using the extended exTR-TR method (mA_fit_fracts)</li> <li>and flight track information (delta theta, equivalent latitude, latitude, longitude</li> </ul> <p>in csv format for the three aircraft campaigns PGS (PGS_age.csv), WISE (WISE_age.csv) and SouthTRAC (ST_age.csv).</p> <p>Mean age values have not been corrected for mesospheric loss of SF₆.</p> <p>The Python code tools for reproducing mean age calculations are available at</p> <pre>https://doi.org/10.5281/zenodo.7267114</pre> <pre>https://doi.org/10.5281/zenodo.7267203</pre> <p>&nbsp;</p>