# monthly mean of baseline data from 2003/05 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: s.odoherty@bristol.ac.uk # data_owner: Simon O'Doherty # station_long_name: Mace Head, Ireland # inlet_base_elevation_masl: 8.0 # inlet_latitude: 53.32667 # inlet_longitude: -9.90456 # inlet_date: 2003-12-09 00:00:00 # inlet_comment: main tower # data_dir: /agage/macehead-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 2003.375 2003 5 NaN NaN 0 2003.458 2003 6 NaN NaN 0 2003.542 2003 7 NaN NaN 0 2003.625 2003 8 NaN NaN 0 2003.708 2003 9 NaN NaN 0 2003.792 2003 10 NaN NaN 0 2003.875 2003 11 522.742 7.376 117 2003.958 2003 12 536.105 6.367 142 2004.042 2004 1 542.729 5.821 158 2004.125 2004 2 551.949 6.718 106 2004.208 2004 3 559.565 4.713 161 2004.292 2004 4 557.964 4.500 146 2004.375 2004 5 549.817 4.865 105 2004.458 2004 6 522.645 7.266 141 2004.542 2004 7 495.847 12.459 234 2004.625 2004 8 480.910 11.922 113 2004.708 2004 9 476.252 11.192 186 2004.792 2004 10 484.688 12.133 153 2004.875 2004 11 515.039 11.674 145 2004.958 2004 12 529.444 11.661 161 2005.042 2005 1 545.651 14.509 149 2005.125 2005 2 564.599 9.253 113 2005.208 2005 3 566.843 7.392 139 2005.292 2005 4 564.019 5.171 133 2005.375 2005 5 562.116 10.019 165 2005.458 2005 6 534.918 10.229 176 2005.542 2005 7 505.481 10.061 168 2005.625 2005 8 478.485 9.908 192 2005.708 2005 9 476.785 7.275 122 2005.792 2005 10 484.731 12.512 100 2005.875 2005 11 516.980 10.535 71 2005.958 2005 12 531.909 12.628 215 2006.042 2006 1 546.830 13.845 208 2006.125 2006 2 556.435 10.651 118 2006.208 2006 3 559.451 7.878 205 2006.292 2006 4 551.459 5.742 192 2006.375 2006 5 544.796 7.850 157 2006.458 2006 6 525.996 9.239 133 2006.542 2006 7 497.109 9.339 139 2006.625 2006 8 484.807 13.514 186 2006.708 2006 9 480.755 12.444 95 2006.792 2006 10 490.323 13.598 159 2006.875 2006 11 507.029 9.238 228 2006.958 2006 12 521.579 11.363 145 2007.042 2007 1 535.969 8.189 225 2007.125 2007 2 542.449 5.256 107 2007.208 2007 3 552.846 5.146 156 2007.292 2007 4 568.990 4.236 58 2007.375 2007 5 561.044 5.425 190 2007.458 2007 6 533.221 13.730 89 2007.542 2007 7 501.333 7.599 87 2007.625 2007 8 490.830 7.034 133 2007.708 2007 9 484.046 10.123 156 2007.792 2007 10 491.863 10.482 73 2007.875 2007 11 516.459 8.989 141 2007.958 2007 12 527.826 9.861 101 2008.042 2008 1 545.692 6.708 131 2008.125 2008 2 552.750 6.537 140 2008.208 2008 3 560.768 7.410 183 2008.292 2008 4 570.005 6.650 126 2008.375 2008 5 577.063 8.630 28 2008.458 2008 6 541.684 10.286 207 2008.542 2008 7 513.085 9.765 167 2008.625 2008 8 501.670 10.126 244 2008.708 2008 9 491.814 10.007 217 2008.792 2008 10 498.793 9.977 285 2008.875 2008 11 521.829 9.330 139 2008.958 2008 12 540.386 10.152 160 2009.042 2009 1 553.525 8.426 186 2009.125 2009 2 561.204 8.221 180 2009.208 2009 3 565.817 6.199 231 2009.292 2009 4 567.116 6.874 136 2009.375 2009 5 558.861 6.879 197 2009.458 2009 6 538.830 10.090 120 2009.542 2009 7 504.286 10.135 137 2009.625 2009 8 482.830 8.113 7 2009.708 2009 9 479.267 8.103 125 2009.792 2009 10 492.737 9.766 123 2009.875 2009 11 518.006 6.267 144 2009.958 2009 12 532.680 8.272 160 2010.042 2010 1 548.962 8.669 195 2010.125 2010 2 563.661 9.205 148 2010.208 2010 3 564.628 7.768 118 2010.292 2010 4 566.595 9.062 138 2010.375 2010 5 561.634 9.868 161 2010.458 2010 6 543.128 10.566 164 2010.542 2010 7 508.949 10.641 232 2010.625 2010 8 489.705 11.009 236 2010.708 2010 9 490.132 10.317 174 2010.792 2010 10 501.657 10.091 134 2010.875 2010 11 516.186 10.271 192 2010.958 2010 12 537.660 9.582 162 2011.042 2011 1 546.739 8.405 190 2011.125 2011 2 552.054 7.341 187 2011.208 2011 3 554.222 5.470 82 2011.292 2011 4 556.316 3.880 139 2011.375 2011 5 542.174 5.807 230 2011.458 2011 6 517.088 10.875 169 2011.542 2011 7 496.307 8.975 136 2011.625 2011 8 474.438 6.572 199 2011.708 2011 9 463.952 8.159 205 2011.792 2011 10 482.152 14.145 178 2011.875 2011 11 510.356 10.290 108 2011.958 2011 12 520.025 7.187 299 2012.042 2012 1 531.116 7.158 233 2012.125 2012 2 547.629 6.174 173 2012.208 2012 3 551.983 6.869 162 2012.292 2012 4 564.935 9.249 194 2012.375 2012 5 556.440 10.493 127 2012.458 2012 6 530.128 13.451 215 2012.542 2012 7 505.984 11.502 214 2012.625 2012 8 500.835 9.718 196 2012.708 2012 9 491.404 12.471 211 2012.792 2012 10 502.007 12.464 111 2012.875 2012 11 524.756 10.328 244 2012.958 2012 12 542.313 7.652 271 2013.042 2013 1 556.158 8.523 210 2013.125 2013 2 568.044 12.378 174 2013.208 2013 3 591.097 11.758 189 2013.292 2013 4 580.325 12.873 183 2013.375 2013 5 565.207 8.830 208 2013.458 2013 6 539.155 10.498 113 2013.542 2013 7 514.570 13.137 43 2013.625 2013 8 NaN NaN 0 2013.708 2013 9 474.017 6.974 45 2013.792 2013 10 508.736 8.076 110 2013.875 2013 11 516.435 10.009 74 2013.958 2013 12 535.656 5.619 129 2014.042 2014 1 539.971 7.247 129 2014.125 2014 2 551.274 6.448 176 2014.208 2014 3 562.121 7.110 154 2014.292 2014 4 569.715 4.524 102 2014.375 2014 5 560.273 6.930 78 2014.458 2014 6 551.133 5.777 99 2014.542 2014 7 521.373 10.876 207 2014.625 2014 8 491.644 9.270 241 2014.708 2014 9 480.589 5.306 7 2014.792 2014 10 502.131 12.755 171 2014.875 2014 11 527.537 14.421 135 2014.958 2014 12 544.852 9.292 284 2015.042 2015 1 552.520 7.020 227 2015.125 2015 2 563.412 3.989 98 2015.208 2015 3 567.186 4.782 172 2015.292 2015 4 569.230 3.852 99 2015.375 2015 5 560.283 5.476 152 2015.458 2015 6 545.844 5.674 78 2015.542 2015 7 511.243 9.908 198 2015.625 2015 8 500.865 10.800 232 2015.708 2015 9 502.531 13.680 179 2015.792 2015 10 515.791 14.749 127 2015.875 2015 11 534.439 8.771 175 2015.958 2015 12 550.374 8.856 182 2016.042 2016 1 567.267 6.794 139 2016.125 2016 2 570.784 5.685 176 2016.208 2016 3 578.043 5.117 98 2016.292 2016 4 583.003 3.930 107 2016.375 2016 5 579.855 5.039 96 2016.458 2016 6 546.412 9.786 159 2016.542 2016 7 519.713 8.420 200 2016.625 2016 8 499.638 7.236 164 2016.708 2016 9 488.340 10.380 192 2016.792 2016 10 505.734 8.300 98 2016.875 2016 11 515.420 9.173 225 2016.958 2016 12 535.585 7.323 162 2017.042 2017 1 542.493 7.197 121 2017.125 2017 2 556.723 8.425 84 2017.208 2017 3 NaN NaN 0 2017.292 2017 4 577.984 6.806 82 2017.375 2017 5 577.111 5.749 121 2017.458 2017 6 548.871 12.288 241 2017.542 2017 7 506.238 14.778 208 2017.625 2017 8 488.765 9.275 244 2017.708 2017 9 480.201 8.618 81 2017.792 2017 10 495.520 5.444 18 2017.875 2017 11 510.977 8.406 162 2017.958 2017 12 525.222 6.852 135 2018.042 2018 1 539.741 6.531 224 2018.125 2018 2 549.974 7.324 194 2018.208 2018 3 558.715 5.116 103 2018.292 2018 4 560.393 5.711 55 2018.375 2018 5 555.994 5.102 118 2018.458 2018 6 NaN NaN 0 2018.542 2018 7 NaN NaN 0 2018.625 2018 8 NaN NaN 0 2018.708 2018 9 475.594 9.942 33 2018.792 2018 10 485.304 9.818 221 2018.875 2018 11 505.967 12.785 145 2018.958 2018 12 521.862 6.880 127 2019.042 2019 1 531.924 5.158 166 2019.125 2019 2 535.511 4.791 125 2019.208 2019 3 553.958 8.529 268 2019.292 2019 4 563.285 8.934 104 2019.375 2019 5 548.457 10.894 133 2019.458 2019 6 530.641 8.951 190 2019.542 2019 7 509.886 7.381 98 2019.625 2019 8 487.820 9.639 60 2019.708 2019 9 488.167 9.665 33 2019.792 2019 10 490.326 10.573 161 2019.875 2019 11 506.430 10.258 167 2019.958 2019 12 519.048 6.991 147 2020.042 2020 1 532.762 5.229 161 2020.125 2020 2 541.234 4.750 189 2020.208 2020 3 545.566 4.470 83 2020.292 2020 4 552.857 5.708 48 2020.375 2020 5 547.938 6.006 86 2020.458 2020 6 535.371 12.263 72 2020.542 2020 7 506.565 13.137 229 2020.625 2020 8 497.081 9.465 197 2020.708 2020 9 484.403 12.205 197 2020.792 2020 10 491.547 9.643 188 2020.875 2020 11 509.150 7.184 164 2020.958 2020 12 523.472 7.501 162 2021.042 2021 1 541.285 5.814 155 2021.125 2021 2 550.336 6.868 107 2021.208 2021 3 558.020 6.882 139 2021.292 2021 4 566.347 6.546 74 2021.375 2021 5 562.786 7.589 117 2021.458 2021 6 538.074 8.021 192 2021.542 2021 7 516.356 10.886 132 2021.625 2021 8 502.369 18.821 163 2021.708 2021 9 502.179 11.291 179 2021.792 2021 10 504.484 10.639 200 2021.875 2021 11 515.014 9.437 244 2021.958 2021 12 523.835 7.206 143 2022.042 2022 1 544.569 7.140 165 2022.125 2022 2 556.735 6.380 93 2022.208 2022 3 566.502 5.559 66 2022.292 2022 4 569.377 6.146 60 2022.375 2022 5 562.619 6.758 170 2022.458 2022 6 541.450 9.423 134 2022.542 2022 7 517.251 7.534 111 2022.625 2022 8 493.873 10.965 151 2022.708 2022 9 495.207 8.573 122 2022.792 2022 10 498.855 15.991 169 2022.875 2022 11 517.158 10.136 190 2022.958 2022 12 532.164 7.287 149 2023.042 2023 1 539.902 7.487 143 2023.125 2023 2 NaN NaN 0 2023.208 2023 3 NaN NaN 0 2023.292 2023 4 NaN NaN 0 2023.375 2023 5 573.631 10.256 10 2023.458 2023 6 570.082 15.366 65 2023.542 2023 7 514.837 11.450 166 2023.625 2023 8 507.667 9.693 150 2023.708 2023 9 497.987 13.213 160 2023.792 2023 10 506.141 9.777 76 2023.875 2023 11 506.420 8.907 98 2023.958 2023 12 NaN NaN 0