# 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: ch3ccl3 # 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 4.914 0.134 254 2013.042 2013 1 4.863 0.106 323 2013.125 2013 2 4.794 0.099 298 2013.208 2013 3 4.733 0.092 421 2013.292 2013 4 4.701 0.081 409 2013.375 2013 5 4.625 0.090 338 2013.458 2013 6 4.527 0.105 407 2013.542 2013 7 4.423 0.104 271 2013.625 2013 8 NaN NaN 0 2013.708 2013 9 4.231 0.071 239 2013.792 2013 10 4.207 0.073 322 2013.875 2013 11 4.170 0.070 401 2013.958 2013 12 4.123 0.068 393 2014.042 2014 1 4.110 0.067 401 2014.125 2014 2 4.067 0.066 358 2014.208 2014 3 4.053 0.072 260 2014.292 2014 4 3.999 0.084 180 2014.375 2014 5 3.951 0.074 421 2014.458 2014 6 3.839 0.095 353 2014.542 2014 7 3.695 0.064 22 2014.625 2014 8 3.651 0.080 207 2014.708 2014 9 3.586 0.067 393 2014.792 2014 10 3.561 0.067 329 2014.875 2014 11 3.537 0.071 335 2014.958 2014 12 3.493 0.068 306 2015.042 2015 1 3.478 0.066 105 2015.125 2015 2 3.444 0.065 145 2015.208 2015 3 3.405 0.063 293 2015.292 2015 4 3.360 0.063 418 2015.375 2015 5 3.299 0.065 438 2015.458 2015 6 3.237 0.069 150 2015.542 2015 7 3.134 0.064 307 2015.625 2015 8 3.075 0.060 391 2015.708 2015 9 3.015 0.057 347 2015.792 2015 10 2.988 0.054 322 2015.875 2015 11 2.938 0.058 367 2015.958 2015 12 2.940 0.050 146 2016.042 2016 1 2.888 0.109 12 2016.125 2016 2 2.919 0.070 413 2016.208 2016 3 2.889 0.066 435 2016.292 2016 4 2.899 0.068 200 2016.375 2016 5 NaN NaN 0 2016.458 2016 6 NaN NaN 0 2016.542 2016 7 2.649 0.061 87 2016.625 2016 8 2.581 0.064 339 2016.708 2016 9 2.526 0.079 267 2016.792 2016 10 2.513 0.073 394 2016.875 2016 11 2.512 0.065 179 2016.958 2016 12 2.490 0.077 188 2017.042 2017 1 2.509 0.073 255 2017.125 2017 2 NaN NaN 0 2017.208 2017 3 2.435 0.108 241 2017.292 2017 4 2.426 0.093 331 2017.375 2017 5 2.347 0.083 235 2017.458 2017 6 2.346 0.068 420 2017.542 2017 7 2.281 0.076 434 2017.625 2017 8 2.216 0.074 382 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 2.071 0.062 52 2018.375 2018 5 2.028 0.056 309 2018.458 2018 6 1.978 0.059 337 2018.542 2018 7 1.958 0.062 433 2018.625 2018 8 1.917 0.050 158 2018.708 2018 9 1.881 0.044 403 2018.792 2018 10 1.859 0.048 246 2018.875 2018 11 1.857 0.044 81 2018.958 2018 12 1.849 0.044 287 2019.042 2019 1 1.854 0.083 300 2019.125 2019 2 1.878 0.079 223 2019.208 2019 3 1.835 0.082 398 2019.292 2019 4 1.816 0.070 411 2019.375 2019 5 1.805 0.056 332 2019.458 2019 6 1.769 0.058 412 2019.542 2019 7 1.719 0.059 408 2019.625 2019 8 1.681 0.064 402 2019.708 2019 9 1.652 0.066 381 2019.792 2019 10 1.650 0.054 312 2019.875 2019 11 1.667 0.059 174 2019.958 2019 12 1.639 0.048 224 2020.042 2020 1 1.625 0.038 270 2020.125 2020 2 1.610 0.037 221 2020.208 2020 3 1.616 0.040 355 2020.292 2020 4 1.600 0.038 320 2020.375 2020 5 1.579 0.041 410 2020.458 2020 6 1.563 0.039 302 2020.542 2020 7 1.500 0.042 415 2020.625 2020 8 1.472 0.048 381 2020.708 2020 9 1.452 0.038 305 2020.792 2020 10 1.456 0.037 300 2020.875 2020 11 1.446 0.039 261 2020.958 2020 12 1.446 0.036 232 2021.042 2021 1 1.440 0.033 406 2021.125 2021 2 1.436 0.036 346 2021.208 2021 3 1.431 0.042 116 2021.292 2021 4 NaN NaN 0 2021.375 2021 5 1.395 0.046 244 2021.458 2021 6 1.367 0.052 392 2021.542 2021 7 1.332 0.047 309 2021.625 2021 8 1.290 0.057 431 2021.708 2021 9 1.300 0.058 290 2021.792 2021 10 1.295 0.052 319 2021.875 2021 11 1.294 0.046 285 2021.958 2021 12 1.273 0.048 314 2022.042 2022 1 1.274 0.040 394 2022.125 2022 2 1.262 0.040 389 2022.208 2022 3 1.267 0.034 297 2022.292 2022 4 1.260 0.036 403 2022.375 2022 5 1.251 0.039 111 2022.458 2022 6 1.210 0.031 320 2022.542 2022 7 1.188 0.034 369 2022.625 2022 8 1.158 0.034 378 2022.708 2022 9 1.144 0.040 339 2022.792 2022 10 1.181 0.042 275 2022.875 2022 11 1.153 0.055 285 2022.958 2022 12 1.145 0.053 367 2023.042 2023 1 1.124 0.055 326 2023.125 2023 2 1.113 0.052 321 2023.208 2023 3 1.120 0.043 375 2023.292 2023 4 1.106 0.037 33 2023.375 2023 5 NaN NaN 0 2023.458 2023 6 1.089 0.035 150 2023.542 2023 7 1.060 0.035 383 2023.625 2023 8 1.048 0.033 362 2023.708 2023 9 1.052 0.036 235 2023.792 2023 10 1.046 0.034 269 2023.875 2023 11 NaN NaN 0 2023.958 2023 12 NaN NaN 0