# 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: ch3cl # 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 12 539.897 6.736 217 2013.042 2013 1 552.505 9.470 226 2013.125 2013 2 560.911 6.622 270 2013.208 2013 3 568.341 6.382 393 2013.292 2013 4 573.307 4.894 387 2013.375 2013 5 569.688 6.544 310 2013.458 2013 6 549.151 10.283 355 2013.542 2013 7 528.555 8.374 250 2013.625 2013 8 NaN NaN 0 2013.708 2013 9 485.859 6.945 175 2013.792 2013 10 506.237 9.659 189 2013.875 2013 11 515.864 6.991 296 2013.958 2013 12 533.193 7.929 370 2014.042 2014 1 541.462 6.737 385 2014.125 2014 2 552.769 9.075 323 2014.208 2014 3 563.628 5.966 200 2014.292 2014 4 573.691 4.572 51 2014.375 2014 5 566.939 5.783 283 2014.458 2014 6 550.527 9.688 266 2014.542 2014 7 515.393 3.959 18 2014.625 2014 8 506.587 9.382 211 2014.708 2014 9 507.430 10.314 298 2014.792 2014 10 515.985 14.193 321 2014.875 2014 11 537.819 12.415 357 2014.958 2014 12 544.605 11.211 343 2015.042 2015 1 556.912 5.932 107 2015.125 2015 2 568.554 4.889 138 2015.208 2015 3 573.857 6.847 254 2015.292 2015 4 577.311 5.499 289 2015.375 2015 5 572.368 6.623 356 2015.458 2015 6 554.736 8.042 146 2015.542 2015 7 524.268 13.100 293 2015.625 2015 8 513.331 9.719 384 2015.708 2015 9 504.546 12.329 348 2015.792 2015 10 517.107 11.187 282 2015.875 2015 11 542.966 10.030 347 2015.958 2015 12 547.035 6.969 70 2016.042 2016 1 574.056 NaN 1 2016.125 2016 2 577.555 6.686 344 2016.208 2016 3 584.029 5.631 294 2016.292 2016 4 593.026 6.482 126 2016.375 2016 5 NaN NaN 0 2016.458 2016 6 NaN NaN 0 2016.542 2016 7 530.680 10.758 95 2016.625 2016 8 511.414 10.495 334 2016.708 2016 9 497.528 12.221 242 2016.792 2016 10 494.525 12.670 349 2016.875 2016 11 519.838 8.570 183 2016.958 2016 12 540.483 8.538 208 2017.042 2017 1 543.881 8.570 214 2017.125 2017 2 NaN NaN 0 2017.208 2017 3 576.063 6.587 216 2017.292 2017 4 577.276 6.326 263 2017.375 2017 5 571.614 6.592 146 2017.458 2017 6 547.312 10.093 393 2017.542 2017 7 515.699 12.665 348 2017.625 2017 8 499.404 8.056 368 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 4 574.674 3.704 48 2018.375 2018 5 571.633 8.719 246 2018.458 2018 6 543.776 6.763 296 2018.542 2018 7 521.309 10.349 307 2018.625 2018 8 481.710 10.381 134 2018.708 2018 9 483.177 7.723 275 2018.792 2018 10 505.543 12.055 190 2018.875 2018 11 536.826 4.868 75 2018.958 2018 12 538.449 5.409 191 2019.042 2019 1 540.406 6.454 210 2019.125 2019 2 548.455 7.517 152 2019.208 2019 3 562.430 7.220 296 2019.292 2019 4 569.449 5.500 353 2019.375 2019 5 564.522 7.874 305 2019.458 2019 6 545.133 8.582 385 2019.542 2019 7 521.047 8.048 373 2019.625 2019 8 504.323 8.936 361 2019.708 2019 9 497.488 9.696 336 2019.792 2019 10 503.410 8.269 280 2019.875 2019 11 511.099 4.573 176 2019.958 2019 12 526.057 10.586 222 2020.042 2020 1 544.595 7.459 173 2020.125 2020 2 554.933 6.355 165 2020.208 2020 3 561.520 5.507 328 2020.292 2020 4 574.390 6.057 254 2020.375 2020 5 569.040 8.528 373 2020.458 2020 6 553.347 7.813 249 2020.542 2020 7 516.541 11.786 379 2020.625 2020 8 498.888 6.181 193 2020.708 2020 9 490.944 5.941 273 2020.792 2020 10 502.290 5.144 146 2020.875 2020 11 519.987 7.630 218 2020.958 2020 12 535.045 6.009 170 2021.042 2021 1 538.577 6.842 380 2021.125 2021 2 553.186 5.552 282 2021.208 2021 3 562.331 5.924 192 2021.292 2021 4 565.698 7.595 277 2021.375 2021 5 571.268 6.332 241 2021.458 2021 6 549.517 11.961 399 2021.542 2021 7 523.494 12.786 260 2021.625 2021 8 507.311 9.225 441 2021.708 2021 9 518.618 9.336 275 2021.792 2021 10 511.018 11.212 288 2021.875 2021 11 520.381 8.675 275 2021.958 2021 12 532.775 8.510 233 2022.042 2022 1 545.211 6.902 324 2022.125 2022 2 552.274 5.649 303 2022.208 2022 3 561.368 6.111 205 2022.292 2022 4 567.314 4.971 328 2022.375 2022 5 566.638 4.935 52 2022.458 2022 6 534.817 8.312 241 2022.542 2022 7 514.535 8.155 233 2022.625 2022 8 497.775 8.178 300 2022.708 2022 9 481.978 8.513 202 2022.792 2022 10 491.425 12.887 179 2022.875 2022 11 516.276 7.285 235 2022.958 2022 12 524.482 8.620 309 2023.042 2023 1 535.806 6.070 312 2023.125 2023 2 543.467 6.085 262 2023.208 2023 3 550.339 5.603 302 2023.292 2023 4 555.353 4.903 33 2023.375 2023 5 551.647 6.107 143 2023.458 2023 6 536.573 9.020 234 2023.542 2023 7 513.305 9.581 342 2023.625 2023 8 505.475 7.587 369 2023.708 2023 9 499.156 11.309 244 2023.792 2023 10 497.904 8.537 151 2023.875 2023 11 NaN NaN 0 2023.958 2023 12 NaN NaN 0