# 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: hcfc-141b # 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 25.317 0.261 215 2013.042 2013 1 25.333 0.198 264 2013.125 2013 2 25.084 0.195 241 2013.208 2013 3 25.020 0.166 376 2013.292 2013 4 25.108 0.185 359 2013.375 2013 5 25.187 0.202 308 2013.458 2013 6 25.186 0.223 348 2013.542 2013 7 25.098 0.241 231 2013.625 2013 8 NaN NaN 0 2013.708 2013 9 25.342 0.244 233 2013.792 2013 10 25.756 0.199 274 2013.875 2013 11 25.752 0.213 347 2013.958 2013 12 25.644 0.171 349 2014.042 2014 1 25.583 0.185 351 2014.125 2014 2 25.468 0.174 342 2014.208 2014 3 25.468 0.203 216 2014.292 2014 4 25.684 0.190 135 2014.375 2014 5 25.695 0.201 344 2014.458 2014 6 25.730 0.219 271 2014.542 2014 7 26.087 0.148 8 2014.625 2014 8 25.915 0.163 160 2014.708 2014 9 26.006 0.227 315 2014.792 2014 10 26.301 0.211 268 2014.875 2014 11 26.484 0.216 310 2014.958 2014 12 26.307 0.218 299 2015.042 2015 1 26.250 0.197 102 2015.125 2015 2 26.015 0.147 110 2015.208 2015 3 25.881 0.156 243 2015.292 2015 4 25.835 0.150 371 2015.375 2015 5 25.975 0.178 359 2015.458 2015 6 26.122 0.169 124 2015.542 2015 7 25.998 0.195 271 2015.625 2015 8 25.956 0.186 285 2015.708 2015 9 26.001 0.195 298 2015.792 2015 10 26.132 0.195 262 2015.875 2015 11 26.314 0.233 335 2015.958 2015 12 26.469 0.179 152 2016.042 2016 1 26.223 0.280 12 2016.125 2016 2 26.275 0.176 370 2016.208 2016 3 26.176 0.197 390 2016.292 2016 4 26.235 0.169 153 2016.375 2016 5 NaN NaN 0 2016.458 2016 6 NaN NaN 0 2016.542 2016 7 26.443 0.169 69 2016.625 2016 8 26.288 0.216 309 2016.708 2016 9 26.302 0.197 198 2016.792 2016 10 26.378 0.217 293 2016.875 2016 11 26.428 0.158 149 2016.958 2016 12 26.508 0.180 128 2017.042 2017 1 26.559 0.213 164 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 26.406 0.276 206 2017.458 2017 6 26.407 0.233 353 2017.542 2017 7 26.277 0.260 370 2017.625 2017 8 26.138 0.211 361 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 26.178 0.241 53 2018.375 2018 5 26.017 0.284 300 2018.458 2018 6 25.820 0.187 288 2018.542 2018 7 25.673 0.211 337 2018.625 2018 8 25.347 0.265 134 2018.708 2018 9 25.477 0.267 343 2018.792 2018 10 25.704 0.176 211 2018.875 2018 11 25.721 0.190 71 2018.958 2018 12 25.707 0.196 282 2019.042 2019 1 25.604 0.320 275 2019.125 2019 2 25.663 0.280 184 2019.208 2019 3 25.373 0.290 386 2019.292 2019 4 25.628 0.306 320 2019.375 2019 5 25.980 0.250 299 2019.458 2019 6 26.132 0.183 347 2019.542 2019 7 26.114 0.246 361 2019.625 2019 8 26.118 0.191 352 2019.708 2019 9 26.198 0.223 326 2019.792 2019 10 26.352 0.190 255 2019.875 2019 11 26.474 0.171 149 2019.958 2019 12 26.573 0.184 203 2020.042 2020 1 26.450 0.203 245 2020.125 2020 2 26.224 0.215 219 2020.208 2020 3 26.297 0.159 350 2020.292 2020 4 26.271 0.152 311 2020.375 2020 5 26.335 0.147 344 2020.458 2020 6 26.391 0.160 266 2020.542 2020 7 26.282 0.221 373 2020.625 2020 8 26.234 0.187 330 2020.708 2020 9 26.224 0.187 296 2020.792 2020 10 26.507 0.185 281 2020.875 2020 11 26.573 0.256 273 2020.958 2020 12 26.450 0.182 200 2021.042 2021 1 26.359 0.136 341 2021.125 2021 2 26.270 0.127 309 2021.208 2021 3 26.207 0.158 76 2021.292 2021 4 NaN NaN 0 2021.375 2021 5 26.695 0.178 230 2021.458 2021 6 26.565 0.260 310 2021.542 2021 7 26.415 0.250 258 2021.625 2021 8 26.319 0.335 402 2021.708 2021 9 26.466 0.337 238 2021.792 2021 10 26.651 0.279 288 2021.875 2021 11 26.808 0.254 275 2021.958 2021 12 26.616 0.318 299 2022.042 2022 1 26.418 0.220 347 2022.125 2022 2 26.224 0.206 365 2022.208 2022 3 26.210 0.143 250 2022.292 2022 4 26.257 0.131 339 2022.375 2022 5 26.283 0.149 78 2022.458 2022 6 26.204 0.133 241 2022.542 2022 7 26.261 0.146 295 2022.625 2022 8 26.133 0.190 353 2022.708 2022 9 26.037 0.221 294 2022.792 2022 10 26.331 0.187 228 2022.875 2022 11 NaN NaN 0 2022.958 2022 12 NaN NaN 0 2023.042 2023 1 26.035 0.333 69 2023.125 2023 2 25.997 0.295 297 2023.208 2023 3 25.997 0.207 363 2023.292 2023 4 26.042 0.153 33 2023.375 2023 5 26.104 0.133 131 2023.458 2023 6 26.071 0.202 298 2023.542 2023 7 26.069 0.176 346 2023.625 2023 8 26.130 0.169 321 2023.708 2023 9 26.184 0.189 181 2023.792 2023 10 26.240 0.169 227 2023.875 2023 11 NaN NaN 0 2023.958 2023 12 NaN NaN 0