# monthly mean of baseline data from 2012/01 to 2023/12; created: 29-Jan-2025 # comment: AGAGE Medusa measurements. Output from GCWerks. See Miller et al. (2008) DOI:10.1021/ac702084k, and Arnold et al. (2012) DOI:10.1021/ac300373e # # data_owner_email: k.m.stanley@bristol.ac.uk # data_owner: Kieran Stanley # station_long_name: Tacolneston, United Kingdom # inlet_base_elevation_masl: 64.0 # inlet_latitude: 52.51882 # inlet_longitude: 1.13870 # inlet_date: 2012-01-01 00:00:00 # inlet_comment: Main tower # data_dir: /agage/tacolneston-medusa # species: ccl4 # calibration_scale: SIO-05 # units: ppt # # CREDIT FOR USE: This is a formal notification for data users. # For scientific purposes access to these data is unlimited and # provided without charge. By their use you accept that an offer # of co-authorship will be made through personal contact with the # data providers or owners whenever substantial use is made of # their data. In all cases an acknowledgement must be made to the # data providers or owners and the data centre when these data are # used within a publication. # # CONTACT POINT: s.odoherty@bristol.ac.uk; dickon.young@bristol.ac.uk; raywang@eas.gatech.edu # # 1st column, time in farction of year # 2nd column, year (YYYY) # 3rd column, month (1 to 12) # 4th column, mean (monthly mean value) # 5th column, std. dev. (standard deviation of monthly mean) # 6th column, numb (number of measurements for monthly mean) # time year month mean std. dev. numb 2012.042 2012 1 NaN NaN 0 2012.125 2012 2 NaN NaN 0 2012.208 2012 3 NaN NaN 0 2012.292 2012 4 NaN NaN 0 2012.375 2012 5 NaN NaN 0 2012.458 2012 6 NaN NaN 0 2012.542 2012 7 NaN NaN 0 2012.625 2012 8 NaN NaN 0 2012.708 2012 9 NaN NaN 0 2012.792 2012 10 NaN NaN 0 2012.875 2012 11 NaN NaN 0 2012.958 2012 12 83.883 0.889 256 2013.042 2013 1 83.952 0.898 321 2013.125 2013 2 83.513 0.831 308 2013.208 2013 3 83.225 0.847 448 2013.292 2013 4 83.302 0.748 415 2013.375 2013 5 83.161 0.843 347 2013.458 2013 6 83.300 0.891 423 2013.542 2013 7 83.238 0.822 282 2013.625 2013 8 NaN NaN 0 2013.708 2013 9 82.762 0.711 268 2013.792 2013 10 82.704 0.742 347 2013.875 2013 11 82.612 0.771 436 2013.958 2013 12 82.458 0.779 456 2014.042 2014 1 82.081 0.688 449 2014.125 2014 2 81.929 0.702 371 2014.208 2014 3 81.917 0.794 288 2014.292 2014 4 82.153 0.776 188 2014.375 2014 5 82.296 0.801 440 2014.458 2014 6 82.305 0.722 366 2014.542 2014 7 82.342 0.689 23 2014.625 2014 8 82.033 0.843 229 2014.708 2014 9 81.982 0.734 433 2014.792 2014 10 81.904 0.802 365 2014.875 2014 11 82.097 0.764 407 2014.958 2014 12 81.969 0.802 332 2015.042 2015 1 82.052 0.765 104 2015.125 2015 2 81.507 0.664 161 2015.208 2015 3 81.293 0.730 304 2015.292 2015 4 81.067 0.783 438 2015.375 2015 5 80.777 0.726 457 2015.458 2015 6 80.643 0.756 155 2015.542 2015 7 80.683 0.779 329 2015.625 2015 8 80.655 0.733 421 2015.708 2015 9 80.643 0.699 372 2015.792 2015 10 80.708 0.722 384 2015.875 2015 11 80.425 0.797 415 2015.958 2015 12 80.317 0.745 153 2016.042 2016 1 79.890 0.773 12 2016.125 2016 2 80.225 0.760 423 2016.208 2016 3 80.096 0.700 448 2016.292 2016 4 80.019 0.768 208 2016.375 2016 5 NaN NaN 0 2016.458 2016 6 NaN NaN 0 2016.542 2016 7 79.981 0.897 97 2016.625 2016 8 79.610 0.989 380 2016.708 2016 9 79.967 0.884 53 2016.792 2016 10 79.806 0.950 139 2016.875 2016 11 79.699 0.964 205 2016.958 2016 12 79.574 0.986 290 2017.042 2017 1 79.624 1.049 303 2017.125 2017 2 NaN NaN 0 2017.208 2017 3 NaN NaN 0 2017.292 2017 4 NaN NaN 0 2017.375 2017 5 NaN NaN 0 2017.458 2017 6 NaN NaN 0 2017.542 2017 7 NaN NaN 0 2017.625 2017 8 NaN NaN 0 2017.708 2017 9 NaN NaN 0 2017.792 2017 10 NaN NaN 0 2017.875 2017 11 NaN NaN 0 2017.958 2017 12 NaN NaN 0 2018.042 2018 1 NaN NaN 0 2018.125 2018 2 NaN NaN 0 2018.208 2018 3 NaN NaN 0 2018.292 2018 4 78.510 1.068 52 2018.375 2018 5 78.370 0.882 322 2018.458 2018 6 78.055 1.174 339 2018.542 2018 7 78.581 0.804 468 2018.625 2018 8 78.439 0.828 167 2018.708 2018 9 78.086 0.729 421 2018.792 2018 10 78.006 0.782 280 2018.875 2018 11 77.646 0.754 88 2018.958 2018 12 78.219 0.745 41 2019.042 2019 1 NaN NaN 0 2019.125 2019 2 NaN NaN 0 2019.208 2019 3 NaN NaN 0 2019.292 2019 4 NaN NaN 0 2019.375 2019 5 NaN NaN 0 2019.458 2019 6 NaN NaN 0 2019.542 2019 7 NaN NaN 0 2019.625 2019 8 NaN NaN 0 2019.708 2019 9 NaN NaN 0 2019.792 2019 10 NaN NaN 0 2019.875 2019 11 NaN NaN 0 2019.958 2019 12 NaN NaN 0 2020.042 2020 1 NaN NaN 0 2020.125 2020 2 77.135 0.828 185 2020.208 2020 3 77.076 0.853 371 2020.292 2020 4 77.240 0.805 358 2020.375 2020 5 77.755 0.853 424 2020.458 2020 6 77.451 0.817 358 2020.542 2020 7 76.968 0.800 439 2020.625 2020 8 76.746 0.842 405 2020.708 2020 9 76.690 0.811 352 2020.792 2020 10 76.638 0.800 331 2020.875 2020 11 76.482 0.782 384 2020.958 2020 12 76.226 0.805 248 2021.042 2021 1 75.846 0.857 439 2021.125 2021 2 75.848 0.785 399 2021.208 2021 3 75.739 0.800 120 2021.292 2021 4 NaN NaN 0 2021.375 2021 5 NaN NaN 0 2021.458 2021 6 NaN NaN 0 2021.542 2021 7 NaN NaN 0 2021.625 2021 8 NaN NaN 0 2021.708 2021 9 NaN NaN 0 2021.792 2021 10 NaN NaN 0 2021.875 2021 11 NaN NaN 0 2021.958 2021 12 NaN NaN 0 2022.042 2022 1 NaN NaN 0 2022.125 2022 2 NaN NaN 0 2022.208 2022 3 NaN NaN 0 2022.292 2022 4 NaN NaN 0 2022.375 2022 5 NaN NaN 0 2022.458 2022 6 76.032 0.835 338 2022.542 2022 7 75.690 0.788 435 2022.625 2022 8 75.409 0.885 422 2022.708 2022 9 75.339 0.823 366 2022.792 2022 10 74.975 0.916 12 2022.875 2022 11 NaN NaN 0 2022.958 2022 12 NaN NaN 0 2023.042 2023 1 NaN NaN 0 2023.125 2023 2 NaN NaN 0 2023.208 2023 3 NaN NaN 0 2023.292 2023 4 NaN NaN 0 2023.375 2023 5 NaN NaN 0 2023.458 2023 6 NaN NaN 0 2023.542 2023 7 75.263 0.921 231 2023.625 2023 8 74.868 0.817 381 2023.708 2023 9 74.813 0.906 320 2023.792 2023 10 74.449 0.896 270 2023.875 2023 11 NaN NaN 0 2023.958 2023 12 NaN NaN 0