# 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: hfc-134a # 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 81.411 2.187 116 2013.042 2013 1 82.911 1.675 128 2013.125 2013 2 80.794 1.456 158 2013.208 2013 3 79.109 1.320 250 2013.292 2013 4 79.121 1.168 182 2013.375 2013 5 79.844 1.438 143 2013.458 2013 6 80.955 1.552 200 2013.542 2013 7 81.195 1.739 76 2013.625 2013 8 NaN NaN 0 2013.708 2013 9 87.301 4.115 181 2013.792 2013 10 88.493 3.457 220 2013.875 2013 11 87.894 3.286 145 2013.958 2013 12 86.102 1.862 212 2014.042 2014 1 85.655 1.555 159 2014.125 2014 2 86.587 1.898 241 2014.208 2014 3 86.028 1.815 112 2014.292 2014 4 86.731 1.398 33 2014.375 2014 5 86.245 1.512 171 2014.458 2014 6 86.045 1.513 165 2014.542 2014 7 NaN NaN 0 2014.625 2014 8 89.827 2.216 105 2014.708 2014 9 91.234 2.650 199 2014.792 2014 10 93.473 2.740 172 2014.875 2014 11 93.326 2.621 157 2014.958 2014 12 93.292 2.314 188 2015.042 2015 1 92.464 2.391 44 2015.125 2015 2 91.832 1.166 38 2015.208 2015 3 91.355 1.464 170 2015.292 2015 4 91.135 1.543 251 2015.375 2015 5 92.340 1.971 229 2015.458 2015 6 94.430 2.023 85 2015.542 2015 7 95.325 2.631 185 2015.625 2015 8 95.452 2.258 171 2015.708 2015 9 95.855 2.462 187 2015.792 2015 10 97.454 2.227 153 2015.875 2015 11 97.462 2.143 213 2015.958 2015 12 99.061 2.173 68 2016.042 2016 1 98.204 1.291 3 2016.125 2016 2 97.743 1.870 242 2016.208 2016 3 98.014 1.796 201 2016.292 2016 4 98.044 2.042 81 2016.375 2016 5 NaN NaN 0 2016.458 2016 6 NaN NaN 0 2016.542 2016 7 103.897 2.409 43 2016.625 2016 8 101.755 2.339 202 2016.708 2016 9 101.087 1.898 86 2016.792 2016 10 100.301 2.152 194 2016.875 2016 11 101.919 1.562 117 2016.958 2016 12 103.059 1.538 71 2017.042 2017 1 103.977 1.901 76 2017.125 2017 2 NaN NaN 0 2017.208 2017 3 106.396 1.749 103 2017.292 2017 4 104.107 1.813 184 2017.375 2017 5 106.006 2.384 50 2017.458 2017 6 107.823 2.374 206 2017.542 2017 7 108.145 2.412 246 2017.625 2017 8 108.457 2.206 250 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 4 114.224 2.280 35 2018.375 2018 5 112.128 2.619 128 2018.458 2018 6 111.538 1.793 170 2018.542 2018 7 111.470 1.981 191 2018.625 2018 8 113.234 2.073 84 2018.708 2018 9 114.441 2.076 260 2018.792 2018 10 115.208 2.575 140 2018.875 2018 11 120.966 1.796 51 2018.958 2018 12 119.311 2.229 215 2019.042 2019 1 117.438 2.551 187 2019.125 2019 2 117.606 2.663 121 2019.208 2019 3 115.899 1.939 295 2019.292 2019 4 116.006 1.801 245 2019.375 2019 5 117.180 2.616 215 2019.458 2019 6 118.493 2.020 273 2019.542 2019 7 118.945 2.861 249 2019.625 2019 8 120.448 2.031 277 2019.708 2019 9 119.713 2.183 265 2019.792 2019 10 120.182 1.604 178 2019.875 2019 11 120.377 1.630 76 2019.958 2019 12 120.827 1.785 114 2020.042 2020 1 121.870 1.712 136 2020.125 2020 2 120.916 1.643 193 2020.208 2020 3 119.714 1.106 163 2020.292 2020 4 119.446 0.849 121 2020.375 2020 5 119.479 1.081 172 2020.458 2020 6 120.310 1.164 132 2020.542 2020 7 123.270 1.948 245 2020.625 2020 8 123.229 2.124 155 2020.708 2020 9 123.980 1.693 169 2020.792 2020 10 125.219 1.302 134 2020.875 2020 11 125.248 1.528 146 2020.958 2020 12 126.247 1.674 137 2021.042 2021 1 127.076 1.723 260 2021.125 2021 2 125.250 1.365 138 2021.208 2021 3 124.392 0.753 127 2021.292 2021 4 124.243 0.669 194 2021.375 2021 5 127.042 0.857 110 2021.458 2021 6 127.175 1.382 157 2021.542 2021 7 127.772 1.187 89 2021.625 2021 8 128.113 1.333 202 2021.708 2021 9 130.779 1.901 125 2021.792 2021 10 130.793 1.986 148 2021.875 2021 11 132.457 1.968 186 2021.958 2021 12 132.626 1.986 217 2022.042 2022 1 132.276 1.730 220 2022.125 2022 2 132.138 1.327 224 2022.208 2022 3 132.106 1.330 135 2022.292 2022 4 132.572 1.364 252 2022.375 2022 5 132.261 1.655 49 2022.458 2022 6 133.770 1.338 174 2022.542 2022 7 133.417 1.252 163 2022.625 2022 8 133.726 1.188 164 2022.708 2022 9 134.191 1.261 161 2022.792 2022 10 136.700 1.353 121 2022.875 2022 11 138.311 2.025 198 2022.958 2022 12 138.127 1.928 245 2023.042 2023 1 137.364 1.416 180 2023.125 2023 2 136.396 1.505 186 2023.208 2023 3 135.994 1.066 196 2023.292 2023 4 136.700 1.247 20 2023.375 2023 5 136.948 0.921 117 2023.458 2023 6 138.656 1.735 188 2023.542 2023 7 140.542 2.220 298 2023.625 2023 8 141.953 2.433 295 2023.708 2023 9 142.767 2.706 134 2023.792 2023 10 143.774 2.388 171 2023.875 2023 11 143.485 1.481 114 2023.958 2023 12 143.518 1.457 211