# 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-142b # 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 23.264 0.211 218 2013.042 2013 1 23.239 0.175 256 2013.125 2013 2 23.015 0.157 239 2013.208 2013 3 22.891 0.126 341 2013.292 2013 4 23.000 0.147 334 2013.375 2013 5 23.107 0.166 309 2013.458 2013 6 23.157 0.199 351 2013.542 2013 7 23.199 0.192 256 2013.625 2013 8 NaN NaN 0 2013.708 2013 9 23.251 0.202 211 2013.792 2013 10 23.391 0.131 248 2013.875 2013 11 23.402 0.141 204 2013.958 2013 12 23.252 0.125 304 2014.042 2014 1 23.210 0.137 338 2014.125 2014 2 23.114 0.133 331 2014.208 2014 3 23.141 0.148 202 2014.292 2014 4 23.195 0.133 112 2014.375 2014 5 23.221 0.126 306 2014.458 2014 6 23.227 0.153 297 2014.542 2014 7 23.423 0.088 11 2014.625 2014 8 23.388 0.120 181 2014.708 2014 9 23.459 0.130 255 2014.792 2014 10 23.561 0.127 262 2014.875 2014 11 23.587 0.137 230 2014.958 2014 12 23.525 0.143 295 2015.042 2015 1 23.541 0.125 94 2015.125 2015 2 23.372 0.119 137 2015.208 2015 3 23.289 0.117 260 2015.292 2015 4 23.309 0.114 380 2015.375 2015 5 23.377 0.133 396 2015.458 2015 6 23.495 0.155 129 2015.542 2015 7 23.523 0.153 281 2015.625 2015 8 23.506 0.130 301 2015.708 2015 9 23.525 0.151 302 2015.792 2015 10 23.618 0.148 289 2015.875 2015 11 23.585 0.166 357 2015.958 2015 12 23.604 0.149 158 2016.042 2016 1 23.386 0.094 10 2016.125 2016 2 23.375 0.139 377 2016.208 2016 3 23.332 0.159 373 2016.292 2016 4 23.359 0.140 152 2016.375 2016 5 NaN NaN 0 2016.458 2016 6 NaN NaN 0 2016.542 2016 7 23.498 0.145 82 2016.625 2016 8 23.389 0.150 339 2016.708 2016 9 23.462 0.154 268 2016.792 2016 10 23.518 0.181 301 2016.875 2016 11 23.553 0.151 176 2016.958 2016 12 23.555 0.162 161 2017.042 2017 1 23.577 0.192 206 2017.125 2017 2 NaN NaN 0 2017.208 2017 3 23.393 0.144 189 2017.292 2017 4 23.374 0.128 296 2017.375 2017 5 23.442 0.161 181 2017.458 2017 6 23.534 0.149 350 2017.542 2017 7 23.564 0.182 399 2017.625 2017 8 23.509 0.162 366 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 23.501 0.104 38 2018.375 2018 5 23.591 0.194 249 2018.458 2018 6 23.380 0.164 312 2018.542 2018 7 23.400 0.159 303 2018.625 2018 8 23.316 0.151 156 2018.708 2018 9 23.298 0.122 375 2018.792 2018 10 23.328 0.119 208 2018.875 2018 11 23.461 0.132 61 2018.958 2018 12 23.378 0.119 282 2019.042 2019 1 23.338 0.157 274 2019.125 2019 2 23.353 0.136 171 2019.208 2019 3 23.219 0.124 383 2019.292 2019 4 23.304 0.152 324 2019.375 2019 5 23.342 0.138 312 2019.458 2019 6 23.339 0.115 348 2019.542 2019 7 23.336 0.133 357 2019.625 2019 8 23.322 0.098 298 2019.708 2019 9 23.270 0.112 318 2019.792 2019 10 23.296 0.106 258 2019.875 2019 11 23.280 0.117 115 2019.958 2019 12 23.231 0.113 169 2020.042 2020 1 23.115 0.123 245 2020.125 2020 2 22.994 0.119 212 2020.208 2020 3 23.037 0.098 337 2020.292 2020 4 23.038 0.102 273 2020.375 2020 5 23.029 0.100 359 2020.458 2020 6 23.030 0.107 264 2020.542 2020 7 22.950 0.146 385 2020.625 2020 8 22.915 0.127 254 2020.708 2020 9 22.904 0.128 273 2020.792 2020 10 22.957 0.109 304 2020.875 2020 11 22.903 0.146 276 2020.958 2020 12 22.833 0.121 229 2021.042 2021 1 22.833 0.118 402 2021.125 2021 2 22.790 0.104 342 2021.208 2021 3 22.775 0.113 81 2021.292 2021 4 NaN NaN 0 2021.375 2021 5 22.680 0.111 238 2021.458 2021 6 22.673 0.146 330 2021.542 2021 7 22.572 0.152 241 2021.625 2021 8 22.523 0.117 403 2021.708 2021 9 22.529 0.136 202 2021.792 2021 10 22.528 0.109 254 2021.875 2021 11 22.541 0.114 260 2021.958 2021 12 22.449 0.149 262 2022.042 2022 1 22.410 0.107 363 2022.125 2022 2 22.372 0.111 356 2022.208 2022 3 22.430 0.100 225 2022.292 2022 4 22.436 0.083 335 2022.375 2022 5 22.450 0.105 87 2022.458 2022 6 22.345 0.121 291 2022.542 2022 7 22.318 0.125 357 2022.625 2022 8 22.177 0.155 322 2022.708 2022 9 22.134 0.135 313 2022.792 2022 10 22.178 0.130 262 2022.875 2022 11 22.140 0.132 284 2022.958 2022 12 22.096 0.141 345 2023.042 2023 1 22.077 0.111 307 2023.125 2023 2 22.046 0.136 289 2023.208 2023 3 22.041 0.102 365 2023.292 2023 4 22.103 0.086 33 2023.375 2023 5 22.104 0.074 134 2023.458 2023 6 22.064 0.107 294 2023.542 2023 7 22.015 0.101 368 2023.625 2023 8 22.078 0.098 344 2023.708 2023 9 22.021 0.115 153 2023.792 2023 10 22.020 0.141 211 2023.875 2023 11 NaN NaN 0 2023.958 2023 12 NaN NaN 0