# monthly mean of baseline data from 2010/08 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: crl@nilu.no, oh@nilu.no # data_owner: Chris R Lunder, Ove Hermansen # station_long_name: Zeppelin, Ny-Ålesund # inlet_base_elevation_masl: 475.000000 # inlet_latitude: 78.907200 # inlet_longitude: 11.886700 # inlet_date: 2010-12-16 12:30:00 # inlet_comment: new tower # inlet_base_elevation_masl_1: 475.000000 # inlet_latitude_1: 78.907200 # inlet_longitude_1: 11.886700 # inlet_date_1: 2001-01-01 00:00:01 # # 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: chris.lunder@nilu.no; 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 2010.625 2010 8 NaN NaN 0 2010.708 2010 9 4.213 0.015 273 2010.792 2010 10 4.213 0.017 320 2010.875 2010 11 4.226 0.016 331 2010.958 2010 12 4.252 0.024 153 2011.042 2011 1 4.250 0.025 280 2011.125 2011 2 4.242 0.026 129 2011.208 2011 3 4.229 0.024 330 2011.292 2011 4 4.202 0.025 313 2011.375 2011 5 4.187 0.025 291 2011.458 2011 6 4.155 0.019 296 2011.542 2011 7 4.144 0.016 306 2011.625 2011 8 4.131 0.015 323 2011.708 2011 9 4.138 0.015 316 2011.792 2011 10 4.147 0.017 303 2011.875 2011 11 4.144 0.017 301 2011.958 2011 12 4.171 0.023 273 2012.042 2012 1 4.170 0.021 275 2012.125 2012 2 4.163 0.019 205 2012.208 2012 3 4.150 0.018 309 2012.292 2012 4 4.125 0.021 200 2012.375 2012 5 4.099 0.016 316 2012.458 2012 6 4.080 0.013 141 2012.542 2012 7 NaN NaN 0 2012.625 2012 8 NaN NaN 0 2012.708 2012 9 4.050 0.020 276 2012.792 2012 10 4.054 0.025 315 2012.875 2012 11 4.044 0.022 192 2012.958 2012 12 4.032 0.015 62 2013.042 2013 1 3.918 NaN 1 2013.125 2013 2 3.931 NaN 1 2013.208 2013 3 3.996 0.013 210 2013.292 2013 4 3.999 0.015 235 2013.375 2013 5 3.997 0.015 285 2013.458 2013 6 3.980 0.018 56 2013.542 2013 7 NaN NaN 0 2013.625 2013 8 NaN NaN 0 2013.708 2013 9 3.921 0.018 125 2013.792 2013 10 3.914 0.012 226 2013.875 2013 11 NaN NaN 0 2013.958 2013 12 NaN NaN 0 2014.042 2014 1 NaN NaN 0 2014.125 2014 2 3.872 0.015 131 2014.208 2014 3 3.884 0.015 315 2014.292 2014 4 3.890 0.017 95 2014.375 2014 5 3.896 0.019 151 2014.458 2014 6 3.887 0.020 315 2014.542 2014 7 3.858 0.018 289 2014.625 2014 8 3.842 0.020 255 2014.708 2014 9 3.833 0.021 307 2014.792 2014 10 3.823 0.021 240 2014.875 2014 11 NaN NaN 0 2014.958 2014 12 NaN NaN 0 2015.042 2015 1 NaN NaN 0 2015.125 2015 2 NaN NaN 0 2015.208 2015 3 NaN NaN 0 2015.292 2015 4 3.810 0.015 184 2015.375 2015 5 3.790 0.022 205 2015.458 2015 6 3.769 0.014 168 2015.542 2015 7 3.758 0.017 315 2015.625 2015 8 3.735 0.014 299 2015.708 2015 9 3.744 0.016 151 2015.792 2015 10 NaN NaN 0 2015.875 2015 11 NaN NaN 0 2015.958 2015 12 NaN NaN 0 2016.042 2016 1 NaN NaN 0 2016.125 2016 2 NaN NaN 0 2016.208 2016 3 3.687 0.015 183 2016.292 2016 4 3.672 0.019 115 2016.375 2016 5 3.667 0.017 231 2016.458 2016 6 3.651 0.018 166 2016.542 2016 7 3.644 0.018 256 2016.625 2016 8 3.623 0.024 301 2016.708 2016 9 3.604 0.024 255 2016.792 2016 10 3.612 0.018 187 2016.875 2016 11 3.604 0.013 210 2016.958 2016 12 3.606 0.017 140 2017.042 2017 1 3.599 0.014 220 2017.125 2017 2 3.593 0.013 193 2017.208 2017 3 3.588 0.015 220 2017.292 2017 4 3.576 0.014 163 2017.375 2017 5 3.570 0.014 213 2017.458 2017 6 3.551 0.015 205 2017.542 2017 7 3.535 0.015 68 2017.625 2017 8 3.515 0.017 216 2017.708 2017 9 3.506 0.016 206 2017.792 2017 10 3.505 0.015 239 2017.875 2017 11 3.505 0.014 182 2017.958 2017 12 3.505 0.015 203 2018.042 2018 1 3.491 0.014 136 2018.125 2018 2 3.489 0.011 200 2018.208 2018 3 3.485 0.012 196 2018.292 2018 4 3.479 0.012 194 2018.375 2018 5 3.475 0.013 266 2018.458 2018 6 3.461 0.015 210 2018.542 2018 7 3.441 0.016 261 2018.625 2018 8 3.421 0.016 185 2018.708 2018 9 3.407 0.016 188 2018.792 2018 10 3.418 0.016 219 2018.875 2018 11 3.422 0.017 151 2018.958 2018 12 3.424 0.017 221 2019.042 2019 1 3.422 0.015 221 2019.125 2019 2 3.422 0.016 208 2019.208 2019 3 3.417 0.016 210 2019.292 2019 4 3.420 0.017 190 2019.375 2019 5 3.411 0.019 223 2019.458 2019 6 3.400 0.020 139 2019.542 2019 7 3.368 0.020 177 2019.625 2019 8 3.352 0.021 188 2019.708 2019 9 3.342 0.021 14 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 3.314 0.015 16 2020.208 2020 3 3.305 0.016 123 2020.292 2020 4 3.301 0.017 188 2020.375 2020 5 3.288 0.020 220 2020.458 2020 6 3.273 0.026 202 2020.542 2020 7 3.258 0.031 71 2020.625 2020 8 3.242 0.026 157 2020.708 2020 9 3.236 0.025 184 2020.792 2020 10 3.225 0.027 296 2020.875 2020 11 3.221 0.026 298 2020.958 2020 12 3.228 0.024 251 2021.042 2021 1 3.225 0.026 243 2021.125 2021 2 3.221 0.026 223 2021.208 2021 3 3.214 0.025 303 2021.292 2021 4 3.204 0.021 266 2021.375 2021 5 3.202 0.024 306 2021.458 2021 6 3.188 0.025 267 2021.542 2021 7 3.166 0.021 282 2021.625 2021 8 3.144 0.019 303 2021.708 2021 9 3.136 0.018 298 2021.792 2021 10 3.130 0.018 273 2021.875 2021 11 3.130 0.021 269 2021.958 2021 12 3.137 0.022 286 2022.042 2022 1 3.118 0.020 309 2022.125 2022 2 3.109 0.018 57 2022.208 2022 3 3.104 0.020 231 2022.292 2022 4 3.109 0.018 238 2022.375 2022 5 3.102 0.020 264 2022.458 2022 6 3.085 0.016 60 2022.542 2022 7 3.068 0.020 130 2022.625 2022 8 NaN NaN 0 2022.708 2022 9 3.034 0.021 63 2022.792 2022 10 3.032 0.020 127 2022.875 2022 11 3.036 0.017 47 2022.958 2022 12 3.022 0.022 231 2023.042 2023 1 3.016 0.020 139 2023.125 2023 2 3.012 0.019 283 2023.208 2023 3 3.007 0.020 314 2023.292 2023 4 3.001 0.018 285 2023.375 2023 5 2.990 0.017 125 2023.458 2023 6 2.977 0.019 293 2023.542 2023 7 2.952 0.019 282 2023.625 2023 8 2.941 0.016 308 2023.708 2023 9 2.930 0.014 254 2023.792 2023 10 2.908 0.015 267 2023.875 2023 11 2.914 0.015 304 2023.958 2023 12 2.919 0.016 306