# 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: cfc-13 # calibration_scale: METAS-2017 # 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 3.114 0.090 258 2013.042 2013 1 3.124 0.088 341 2013.125 2013 2 3.127 0.075 314 2013.208 2013 3 3.137 0.081 447 2013.292 2013 4 3.154 0.078 414 2013.375 2013 5 3.182 0.083 353 2013.458 2013 6 3.158 0.083 432 2013.542 2013 7 3.135 0.092 281 2013.625 2013 8 NaN NaN 0 2013.708 2013 9 3.143 0.043 265 2013.792 2013 10 3.154 0.047 345 2013.875 2013 11 3.158 0.056 438 2013.958 2013 12 3.165 0.059 462 2014.042 2014 1 3.145 0.054 454 2014.125 2014 2 3.150 0.057 372 2014.208 2014 3 3.153 0.052 291 2014.292 2014 4 3.147 0.051 192 2014.375 2014 5 3.160 0.051 438 2014.458 2014 6 3.148 0.048 367 2014.542 2014 7 3.177 0.061 25 2014.625 2014 8 3.152 0.043 229 2014.708 2014 9 3.169 0.045 443 2014.792 2014 10 3.168 0.047 364 2014.875 2014 11 3.171 0.049 430 2014.958 2014 12 3.185 0.049 342 2015.042 2015 1 3.192 0.044 108 2015.125 2015 2 3.197 0.039 162 2015.208 2015 3 3.198 0.041 306 2015.292 2015 4 3.199 0.046 444 2015.375 2015 5 3.202 0.049 455 2015.458 2015 6 3.201 0.046 167 2015.542 2015 7 3.187 0.047 336 2015.625 2015 8 3.186 0.042 431 2015.708 2015 9 3.194 0.041 378 2015.792 2015 10 3.191 0.041 417 2015.875 2015 11 3.199 0.044 445 2015.958 2015 12 3.202 0.047 162 2016.042 2016 1 3.236 0.063 12 2016.125 2016 2 3.205 0.060 421 2016.208 2016 3 3.191 0.063 449 2016.292 2016 4 3.208 0.063 215 2016.375 2016 5 NaN NaN 0 2016.458 2016 6 NaN NaN 0 2016.542 2016 7 3.193 0.072 99 2016.625 2016 8 3.197 0.072 403 2016.708 2016 9 3.203 0.069 358 2016.792 2016 10 3.234 0.075 422 2016.875 2016 11 3.247 0.075 211 2016.958 2016 12 3.264 0.057 309 2017.042 2017 1 3.262 0.058 309 2017.125 2017 2 NaN NaN 0 2017.208 2017 3 3.255 0.063 249 2017.292 2017 4 3.235 0.070 340 2017.375 2017 5 3.219 0.068 247 2017.458 2017 6 3.227 0.058 433 2017.542 2017 7 3.231 0.061 449 2017.625 2017 8 3.243 0.067 406 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 NaN NaN 0 2018.375 2018 5 3.268 0.069 309 2018.458 2018 6 3.265 0.055 347 2018.542 2018 7 3.278 0.061 465 2018.625 2018 8 3.265 0.051 167 2018.708 2018 9 3.263 0.042 421 2018.792 2018 10 3.276 0.043 293 2018.875 2018 11 3.275 0.024 88 2018.958 2018 12 3.274 0.023 294 2019.042 2019 1 3.279 0.024 306 2019.125 2019 2 3.267 0.026 228 2019.208 2019 3 3.280 0.055 406 2019.292 2019 4 3.289 0.043 428 2019.375 2019 5 3.288 0.045 332 2019.458 2019 6 3.314 0.030 426 2019.542 2019 7 3.314 0.040 434 2019.625 2019 8 3.313 0.036 406 2019.708 2019 9 3.307 0.030 402 2019.792 2019 10 3.304 0.030 333 2019.875 2019 11 3.302 0.032 192 2019.958 2019 12 3.292 0.034 244 2020.042 2020 1 3.290 0.046 292 2020.125 2020 2 3.310 0.026 225 2020.208 2020 3 3.314 0.027 374 2020.292 2020 4 3.330 0.029 357 2020.375 2020 5 3.342 0.033 420 2020.458 2020 6 3.336 0.043 341 2020.542 2020 7 3.328 0.044 417 2020.625 2020 8 3.324 0.051 291 2020.708 2020 9 3.334 0.035 330 2020.792 2020 10 3.333 0.032 338 2020.875 2020 11 3.329 0.054 390 2020.958 2020 12 3.335 0.033 251 2021.042 2021 1 3.347 0.055 439 2021.125 2021 2 3.351 0.030 397 2021.208 2021 3 3.362 0.038 120 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 3.375 0.024 55 2021.875 2021 11 3.366 0.024 325 2021.958 2021 12 3.371 0.024 347 2022.042 2022 1 3.371 0.023 420 2022.125 2022 2 3.375 0.023 398 2022.208 2022 3 3.383 0.031 380 2022.292 2022 4 3.389 0.032 420 2022.375 2022 5 3.402 0.037 104 2022.458 2022 6 3.401 0.037 330 2022.542 2022 7 3.405 0.036 425 2022.625 2022 8 3.407 0.040 404 2022.708 2022 9 3.388 0.035 363 2022.792 2022 10 3.372 0.040 268 2022.875 2022 11 3.377 0.034 299 2022.958 2022 12 3.390 0.034 371 2023.042 2023 1 3.402 0.033 329 2023.125 2023 2 3.401 0.034 332 2023.208 2023 3 3.408 0.032 381 2023.292 2023 4 3.408 0.032 33 2023.375 2023 5 3.436 0.035 146 2023.458 2023 6 3.434 0.036 371 2023.542 2023 7 3.429 0.039 399 2023.625 2023 8 3.431 0.035 380 2023.708 2023 9 3.444 0.040 294 2023.792 2023 10 3.420 0.037 262 2023.875 2023 11 3.461 0.042 150 2023.958 2023 12 3.451 0.036 290