# 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-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 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 16.234 0.262 130 2003.958 2003 12 16.146 0.192 293 2004.042 2004 1 16.033 0.177 227 2004.125 2004 2 16.010 0.189 277 2004.208 2004 3 16.046 0.178 249 2004.292 2004 4 16.123 0.180 270 2004.375 2004 5 16.286 0.144 180 2004.458 2004 6 16.266 0.142 155 2004.542 2004 7 16.294 0.142 270 2004.625 2004 8 16.461 0.140 227 2004.708 2004 9 16.450 0.138 215 2004.792 2004 10 16.639 0.142 250 2004.875 2004 11 16.594 0.205 188 2004.958 2004 12 16.636 0.205 228 2005.042 2005 1 16.439 0.157 198 2005.125 2005 2 16.423 0.190 107 2005.208 2005 3 16.499 0.137 238 2005.292 2005 4 16.701 0.110 203 2005.375 2005 5 16.803 0.093 179 2005.458 2005 6 16.865 0.084 181 2005.542 2005 7 16.884 0.100 211 2005.625 2005 8 16.995 0.085 256 2005.708 2005 9 17.120 0.113 187 2005.792 2005 10 17.354 0.161 199 2005.875 2005 11 17.563 0.166 131 2005.958 2005 12 17.622 0.261 259 2006.042 2006 1 17.536 0.241 222 2006.125 2006 2 17.646 0.232 182 2006.208 2006 3 17.479 0.181 257 2006.292 2006 4 17.684 0.168 248 2006.375 2006 5 17.780 0.147 233 2006.458 2006 6 17.980 0.155 154 2006.542 2006 7 18.083 0.104 216 2006.625 2006 8 18.138 0.140 200 2006.708 2006 9 18.326 0.145 135 2006.792 2006 10 18.612 0.129 212 2006.875 2006 11 18.710 0.126 276 2006.958 2006 12 18.792 0.149 246 2007.042 2007 1 18.743 0.156 269 2007.125 2007 2 18.763 0.170 262 2007.208 2007 3 18.830 0.183 218 2007.292 2007 4 19.000 0.149 208 2007.375 2007 5 19.181 0.143 216 2007.458 2007 6 19.118 0.129 171 2007.542 2007 7 19.250 0.134 206 2007.625 2007 8 19.315 0.188 217 2007.708 2007 9 19.453 0.158 265 2007.792 2007 10 19.615 0.166 113 2007.875 2007 11 19.738 0.244 196 2007.958 2007 12 19.890 0.279 49 2008.042 2008 1 19.853 0.212 185 2008.125 2008 2 19.917 0.221 223 2008.208 2008 3 20.021 0.210 288 2008.292 2008 4 20.176 0.239 280 2008.375 2008 5 20.497 0.186 244 2008.458 2008 6 20.551 0.230 233 2008.542 2008 7 20.658 0.145 257 2008.625 2008 8 20.700 0.158 273 2008.708 2008 9 20.842 0.134 264 2008.792 2008 10 21.070 0.149 290 2008.875 2008 11 21.329 0.194 183 2008.958 2008 12 21.232 0.294 229 2009.042 2009 1 21.109 0.198 316 2009.125 2009 2 20.920 0.270 252 2009.208 2009 3 21.058 0.223 287 2009.292 2009 4 21.228 0.208 261 2009.375 2009 5 21.359 0.188 256 2009.458 2009 6 21.424 0.186 234 2009.542 2009 7 21.570 0.167 217 2009.625 2009 8 21.623 0.148 9 2009.708 2009 9 21.634 0.144 208 2009.792 2009 10 21.722 0.174 299 2009.875 2009 11 21.847 0.153 192 2009.958 2009 12 21.783 0.158 280 2010.042 2010 1 21.673 0.160 274 2010.125 2010 2 21.626 0.160 234 2010.208 2010 3 21.533 0.159 317 2010.292 2010 4 21.687 0.168 303 2010.375 2010 5 21.676 0.176 253 2010.458 2010 6 21.807 0.140 210 2010.542 2010 7 21.895 0.182 317 2010.625 2010 8 21.983 0.158 261 2010.708 2010 9 22.221 0.146 223 2010.792 2010 10 22.374 0.167 248 2010.875 2010 11 22.527 0.198 256 2010.958 2010 12 22.532 0.209 285 2011.042 2011 1 22.375 0.172 281 2011.125 2011 2 22.239 0.168 263 2011.208 2011 3 22.333 0.124 291 2011.292 2011 4 22.469 0.174 249 2011.375 2011 5 22.574 0.103 301 2011.458 2011 6 22.635 0.115 300 2011.542 2011 7 22.747 0.153 273 2011.625 2011 8 22.738 0.084 309 2011.708 2011 9 22.912 0.126 301 2011.792 2011 10 22.976 0.219 335 2011.875 2011 11 23.125 0.151 267 2011.958 2011 12 22.985 0.248 334 2012.042 2012 1 22.866 0.226 323 2012.125 2012 2 22.719 0.164 281 2012.208 2012 3 22.761 0.163 257 2012.292 2012 4 22.821 0.129 318 2012.375 2012 5 22.989 0.119 307 2012.458 2012 6 22.948 0.138 313 2012.542 2012 7 23.060 0.091 236 2012.625 2012 8 23.049 0.088 272 2012.708 2012 9 23.079 0.103 265 2012.792 2012 10 23.295 0.103 239 2012.875 2012 11 23.352 0.115 325 2012.958 2012 12 23.360 0.143 309 2013.042 2013 1 23.269 0.127 292 2013.125 2013 2 23.179 0.111 229 2013.208 2013 3 23.178 0.107 252 2013.292 2013 4 23.167 0.101 259 2013.375 2013 5 23.237 0.090 314 2013.458 2013 6 23.311 0.131 212 2013.542 2013 7 23.284 0.147 158 2013.625 2013 8 NaN NaN 0 2013.708 2013 9 23.198 0.132 86 2013.792 2013 10 23.445 0.086 234 2013.875 2013 11 23.382 0.088 112 2013.958 2013 12 23.314 0.078 200 2014.042 2014 1 23.284 0.124 189 2014.125 2014 2 23.215 0.101 227 2014.208 2014 3 23.131 0.150 239 2014.292 2014 4 23.302 0.108 216 2014.375 2014 5 23.360 0.088 124 2014.458 2014 6 23.316 0.098 149 2014.542 2014 7 23.313 0.110 232 2014.625 2014 8 23.377 0.059 265 2014.708 2014 9 23.473 0.114 66 2014.792 2014 10 23.547 0.095 259 2014.875 2014 11 23.535 0.092 204 2014.958 2014 12 23.419 0.138 312 2015.042 2015 1 23.370 0.103 269 2015.125 2015 2 23.242 0.103 219 2015.208 2015 3 23.212 0.101 263 2015.292 2015 4 23.247 0.119 241 2015.375 2015 5 23.282 0.092 274 2015.458 2015 6 23.373 0.067 163 2015.542 2015 7 23.334 0.076 286 2015.625 2015 8 23.331 0.079 298 2015.708 2015 9 23.370 0.089 217 2015.792 2015 10 23.516 0.105 253 2015.875 2015 11 23.460 0.120 244 2015.958 2015 12 23.429 0.122 308 2016.042 2016 1 23.337 0.153 257 2016.125 2016 2 23.401 0.116 275 2016.208 2016 3 23.270 0.164 234 2016.292 2016 4 23.325 0.073 273 2016.375 2016 5 23.421 0.092 200 2016.458 2016 6 23.413 0.102 226 2016.542 2016 7 23.381 0.133 274 2016.625 2016 8 23.374 0.075 277 2016.708 2016 9 23.311 0.089 275 2016.792 2016 10 23.510 0.097 200 2016.875 2016 11 23.527 0.092 274 2016.958 2016 12 23.483 0.124 273 2017.042 2017 1 23.421 0.105 227 2017.125 2017 2 23.348 0.104 255 2017.208 2017 3 23.345 0.105 271 2017.292 2017 4 23.356 0.081 267 2017.375 2017 5 23.405 0.098 242 2017.458 2017 6 23.406 0.082 287 2017.542 2017 7 23.479 0.089 274 2017.625 2017 8 23.433 0.085 312 2017.708 2017 9 23.393 0.100 98 2017.792 2017 10 23.369 0.107 86 2017.875 2017 11 23.423 0.109 260 2017.958 2017 12 23.409 0.073 161 2018.042 2018 1 23.307 0.092 302 2018.125 2018 2 23.274 0.070 231 2018.208 2018 3 23.297 0.095 255 2018.292 2018 4 23.413 0.093 150 2018.375 2018 5 23.325 0.132 234 2018.458 2018 6 23.324 0.102 200 2018.542 2018 7 23.174 0.098 158 2018.625 2018 8 23.091 0.126 257 2018.708 2018 9 23.157 0.081 183 2018.792 2018 10 23.253 0.080 302 2018.875 2018 11 23.331 0.090 244 2018.958 2018 12 23.296 0.105 246 2019.042 2019 1 23.200 0.112 277 2019.125 2019 2 23.176 0.093 258 2019.208 2019 3 23.141 0.107 319 2019.292 2019 4 23.257 0.097 227 2019.375 2019 5 23.271 0.089 293 2019.458 2019 6 23.271 0.064 271 2019.542 2019 7 23.194 0.083 149 2019.625 2019 8 23.198 0.064 118 2019.708 2019 9 23.271 0.051 58 2019.792 2019 10 23.202 0.062 231 2019.875 2019 11 23.253 0.071 243 2019.958 2019 12 23.179 0.066 228 2020.042 2020 1 23.048 0.085 283 2020.125 2020 2 23.019 0.074 264 2020.208 2020 3 23.008 0.091 161 2020.292 2020 4 23.004 0.078 155 2020.375 2020 5 22.885 0.059 210 2020.458 2020 6 22.882 0.058 115 2020.542 2020 7 22.782 0.094 289 2020.625 2020 8 22.770 0.057 252 2020.708 2020 9 22.775 0.064 247 2020.792 2020 10 22.801 0.075 268 2020.875 2020 11 22.801 0.089 253 2020.958 2020 12 22.755 0.087 203 2021.042 2021 1 22.661 0.090 205 2021.125 2021 2 22.679 0.065 142 2021.208 2021 3 22.654 0.122 249 2021.292 2021 4 22.730 0.060 252 2021.375 2021 5 22.734 0.056 281 2021.458 2021 6 22.711 0.095 270 2021.542 2021 7 22.665 0.090 246 2021.625 2021 8 22.636 0.085 290 2021.708 2021 9 22.615 0.074 243 2021.792 2021 10 22.600 0.099 244 2021.875 2021 11 22.595 0.092 274 2021.958 2021 12 22.576 0.100 316 2022.042 2022 1 22.501 0.106 272 2022.125 2022 2 22.470 0.089 114 2022.208 2022 3 22.515 0.078 203 2022.292 2022 4 22.564 0.087 182 2022.375 2022 5 22.519 0.077 242 2022.458 2022 6 22.425 0.104 219 2022.542 2022 7 22.357 0.105 203 2022.625 2022 8 22.300 0.087 222 2022.708 2022 9 22.326 0.084 212 2022.792 2022 10 22.361 0.073 228 2022.875 2022 11 22.341 0.074 238 2022.958 2022 12 22.300 0.075 217 2023.042 2023 1 22.199 0.074 217 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 22.254 0.129 28 2023.458 2023 6 22.296 0.076 169 2023.542 2023 7 22.157 0.050 213 2023.625 2023 8 22.123 0.093 199 2023.708 2023 9 22.079 0.056 204 2023.792 2023 10 22.058 0.076 126 2023.875 2023 11 22.099 0.077 106 2023.958 2023 12 NaN NaN 0