# 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: hcfc-141b # 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 19.357 0.272 147 2003.958 2003 12 19.339 0.226 252 2004.042 2004 1 19.176 0.223 223 2004.125 2004 2 19.175 0.222 259 2004.208 2004 3 19.309 0.224 252 2004.292 2004 4 19.268 0.198 308 2004.375 2004 5 19.335 0.166 182 2004.458 2004 6 19.243 0.125 162 2004.542 2004 7 19.162 0.157 299 2004.625 2004 8 19.133 0.149 221 2004.708 2004 9 19.010 0.164 214 2004.792 2004 10 19.224 0.145 259 2004.875 2004 11 19.124 0.201 192 2004.958 2004 12 19.146 0.202 203 2005.042 2005 1 19.043 0.161 200 2005.125 2005 2 19.086 0.160 153 2005.208 2005 3 19.012 0.151 238 2005.292 2005 4 19.172 0.133 205 2005.375 2005 5 19.233 0.131 210 2005.458 2005 6 19.073 0.143 206 2005.542 2005 7 19.069 0.158 251 2005.625 2005 8 19.058 0.130 287 2005.708 2005 9 19.119 0.138 246 2005.792 2005 10 19.251 0.182 219 2005.875 2005 11 19.336 0.164 122 2005.958 2005 12 19.348 0.195 281 2006.042 2006 1 19.386 0.223 221 2006.125 2006 2 19.383 0.184 183 2006.208 2006 3 19.241 0.187 260 2006.292 2006 4 19.370 0.150 268 2006.375 2006 5 19.437 0.175 247 2006.458 2006 6 19.511 0.148 170 2006.542 2006 7 19.492 0.135 225 2006.625 2006 8 19.470 0.181 220 2006.708 2006 9 19.590 0.166 138 2006.792 2006 10 19.845 0.138 218 2006.875 2006 11 20.013 0.119 259 2006.958 2006 12 20.105 0.135 212 2007.042 2007 1 20.030 0.127 274 2007.125 2007 2 19.984 0.147 250 2007.208 2007 3 20.055 0.160 249 2007.292 2007 4 20.128 0.121 221 2007.375 2007 5 20.266 0.128 263 2007.458 2007 6 20.310 0.147 204 2007.542 2007 7 20.182 0.155 225 2007.625 2007 8 20.132 0.223 216 2007.708 2007 9 20.234 0.218 261 2007.792 2007 10 20.359 0.123 57 2007.875 2007 11 NaN NaN 0 2007.958 2007 12 NaN NaN 0 2008.042 2008 1 20.645 0.170 204 2008.125 2008 2 20.674 0.190 229 2008.208 2008 3 20.713 0.164 292 2008.292 2008 4 20.810 0.208 274 2008.375 2008 5 21.047 0.208 225 2008.458 2008 6 20.987 0.206 255 2008.542 2008 7 20.924 0.129 266 2008.625 2008 8 20.904 0.189 297 2008.708 2008 9 20.857 0.119 252 2008.792 2008 10 21.004 0.130 319 2008.875 2008 11 21.203 0.139 198 2008.958 2008 12 21.242 0.186 249 2009.042 2009 1 21.127 0.178 316 2009.125 2009 2 20.977 0.214 256 2009.208 2009 3 21.040 0.187 278 2009.292 2009 4 21.202 0.198 290 2009.375 2009 5 21.309 0.186 255 2009.458 2009 6 21.206 0.172 220 2009.542 2009 7 21.254 0.171 229 2009.625 2009 8 21.140 0.121 10 2009.708 2009 9 21.298 0.159 200 2009.792 2009 10 21.497 0.158 307 2009.875 2009 11 21.688 0.134 192 2009.958 2009 12 21.658 0.146 280 2010.042 2010 1 21.648 0.176 283 2010.125 2010 2 21.727 0.179 238 2010.208 2010 3 21.720 0.177 304 2010.292 2010 4 21.858 0.192 277 2010.375 2010 5 21.884 0.195 249 2010.458 2010 6 21.943 0.163 215 2010.542 2010 7 21.919 0.185 314 2010.625 2010 8 21.931 0.161 259 2010.708 2010 9 22.114 0.159 213 2010.792 2010 10 22.359 0.184 248 2010.875 2010 11 22.560 0.197 245 2010.958 2010 12 22.690 0.198 288 2011.042 2011 1 22.629 0.176 279 2011.125 2011 2 22.505 0.163 264 2011.208 2011 3 22.614 0.125 267 2011.292 2011 4 22.718 0.184 239 2011.375 2011 5 22.792 0.099 293 2011.458 2011 6 22.857 0.109 300 2011.542 2011 7 22.971 0.176 281 2011.625 2011 8 22.977 0.103 304 2011.708 2011 9 23.242 0.143 285 2011.792 2011 10 23.519 0.325 319 2011.875 2011 11 23.956 0.159 263 2011.958 2011 12 23.843 0.289 338 2012.042 2012 1 23.698 0.257 319 2012.125 2012 2 23.588 0.179 281 2012.208 2012 3 23.679 0.182 261 2012.292 2012 4 23.814 0.170 313 2012.375 2012 5 24.081 0.126 298 2012.458 2012 6 24.054 0.188 291 2012.542 2012 7 24.122 0.093 198 2012.625 2012 8 24.130 0.097 262 2012.708 2012 9 24.197 0.129 259 2012.792 2012 10 24.548 0.137 233 2012.875 2012 11 24.789 0.146 305 2012.958 2012 12 24.940 0.139 296 2013.042 2013 1 24.936 0.138 282 2013.125 2013 2 24.856 0.118 234 2013.208 2013 3 24.806 0.150 253 2013.292 2013 4 24.806 0.138 262 2013.375 2013 5 24.838 0.104 312 2013.458 2013 6 24.816 0.185 200 2013.542 2013 7 24.819 0.165 147 2013.625 2013 8 NaN NaN 0 2013.708 2013 9 24.833 0.168 101 2013.792 2013 10 25.231 0.094 221 2013.875 2013 11 25.252 0.082 126 2013.958 2013 12 25.176 0.084 195 2014.042 2014 1 25.129 0.143 171 2014.125 2014 2 25.071 0.106 226 2014.208 2014 3 24.948 0.197 213 2014.292 2014 4 25.161 0.097 167 2014.375 2014 5 25.269 0.091 106 2014.458 2014 6 25.262 0.093 122 2014.542 2014 7 25.314 0.116 198 2014.625 2014 8 25.352 0.077 260 2014.708 2014 9 25.424 0.127 52 2014.792 2014 10 25.429 0.151 260 2014.875 2014 11 25.706 0.145 146 2014.958 2014 12 25.655 0.178 303 2015.042 2015 1 25.729 0.154 259 2015.125 2015 2 25.769 0.128 203 2015.208 2015 3 25.800 0.130 253 2015.292 2015 4 25.644 0.188 227 2015.375 2015 5 25.618 0.108 263 2015.458 2015 6 25.623 0.098 167 2015.542 2015 7 25.488 0.108 267 2015.625 2015 8 25.406 0.109 291 2015.708 2015 9 25.520 0.110 215 2015.792 2015 10 25.756 0.131 221 2015.875 2015 11 25.740 0.149 240 2015.958 2015 12 25.859 0.126 291 2016.042 2016 1 25.843 0.170 256 2016.125 2016 2 26.069 0.138 248 2016.208 2016 3 25.897 0.242 237 2016.292 2016 4 26.055 0.108 267 2016.375 2016 5 26.138 0.153 206 2016.458 2016 6 26.019 0.156 212 2016.542 2016 7 25.891 0.182 268 2016.625 2016 8 25.886 0.098 259 2016.708 2016 9 25.795 0.126 272 2016.792 2016 10 26.066 0.130 169 2016.875 2016 11 26.110 0.152 260 2016.958 2016 12 26.213 0.138 273 2017.042 2017 1 26.178 0.163 232 2017.125 2017 2 26.146 0.146 260 2017.208 2017 3 26.019 0.154 283 2017.292 2017 4 26.045 0.138 266 2017.375 2017 5 26.079 0.130 210 2017.458 2017 6 25.941 0.134 278 2017.542 2017 7 25.952 0.142 272 2017.625 2017 8 25.749 0.115 303 2017.708 2017 9 25.641 0.151 97 2017.792 2017 10 25.884 0.155 85 2017.875 2017 11 25.836 0.134 261 2017.958 2017 12 25.814 0.100 165 2018.042 2018 1 25.734 0.127 300 2018.125 2018 2 25.733 0.108 225 2018.208 2018 3 25.689 0.126 253 2018.292 2018 4 25.799 0.123 169 2018.375 2018 5 25.713 0.204 233 2018.458 2018 6 25.708 0.192 187 2018.542 2018 7 25.470 0.120 150 2018.625 2018 8 25.321 0.155 236 2018.708 2018 9 25.313 0.112 151 2018.792 2018 10 25.537 0.101 228 2018.875 2018 11 25.725 0.149 238 2018.958 2018 12 25.831 0.134 241 2019.042 2019 1 25.770 0.161 274 2019.125 2019 2 25.719 0.173 273 2019.208 2019 3 25.480 0.222 316 2019.292 2019 4 25.944 0.181 267 2019.375 2019 5 25.784 0.112 11 2019.458 2019 6 NaN NaN 0 2019.542 2019 7 NaN NaN 0 2019.625 2019 8 NaN NaN 0 2019.708 2019 9 NaN NaN 0 2019.792 2019 10 NaN NaN 0 2019.875 2019 11 NaN NaN 0 2019.958 2019 12 NaN NaN 0 2020.042 2020 1 NaN NaN 0 2020.125 2020 2 25.989 0.161 50 2020.208 2020 3 25.985 0.141 172 2020.292 2020 4 26.031 0.107 159 2020.375 2020 5 26.054 0.096 200 2020.458 2020 6 26.104 0.118 106 2020.542 2020 7 26.016 0.150 277 2020.625 2020 8 26.010 0.083 234 2020.708 2020 9 26.039 0.123 240 2020.792 2020 10 26.212 0.122 254 2020.875 2020 11 26.263 0.132 234 2020.958 2020 12 26.183 0.129 199 2021.042 2021 1 26.037 0.160 197 2021.125 2021 2 25.899 0.130 143 2021.208 2021 3 25.778 0.214 253 2021.292 2021 4 25.947 0.131 253 2021.375 2021 5 25.998 0.100 277 2021.458 2021 6 26.085 0.138 239 2021.542 2021 7 26.068 0.150 228 2021.625 2021 8 25.991 0.155 274 2021.708 2021 9 26.078 0.140 273 2021.792 2021 10 26.140 0.219 264 2021.875 2021 11 26.302 0.167 266 2021.958 2021 12 26.365 0.190 307 2022.042 2022 1 26.246 0.227 259 2022.125 2022 2 26.090 0.180 117 2022.208 2022 3 26.168 0.109 204 2022.292 2022 4 26.264 0.133 180 2022.375 2022 5 26.258 0.117 237 2022.458 2022 6 26.102 0.175 208 2022.542 2022 7 26.107 0.197 188 2022.625 2022 8 26.062 0.142 200 2022.708 2022 9 26.179 0.109 207 2022.792 2022 10 26.278 0.115 209 2022.875 2022 11 26.304 0.113 231 2022.958 2022 12 26.265 0.102 214 2023.042 2023 1 26.107 0.109 207 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 26.319 0.220 34 2023.458 2023 6 26.293 0.140 153 2023.542 2023 7 26.005 0.084 205 2023.625 2023 8 25.879 0.143 198 2023.708 2023 9 25.884 0.073 195 2023.792 2023 10 25.946 0.119 122 2023.875 2023 11 26.147 0.123 99 2023.958 2023 12 NaN NaN 0