Graf, Wolfgang; Oerter, Hans; Reinwarth, Oskar; Stichler, Willibald; Wilhelms, Frank; Miller, Heinz; Mulvaney, Robert (2002): Calculated annual mean of δ¹⁸O of firn core DML22C98_11 [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.104893, In supplement to: Graf, W et al. (2002): Stable-isotope records from Dronning Maud Land, Antarctica. Annals of Glaciology, 35, 195-201, https://doi.org/10.3189/172756402781816492
Always quote citation above when using data! You can download the citation in several formats below.
Project(s):
Funding:
Fifth Framework Programme (FP5), grant/award no. EVK2-CT-2000-00077: European Project for Ice Coring in Antarctica
Fourth Framework Programme (FP4), grant/award no. ENV4980702: European Project for Ice Coring in Antarctica
Coverage:
Latitude: -75.084000 * Longitude: 6.500000
Date/Time Start: 1998-01-06T00:00:00 * Date/Time End: 1998-01-06T00:00:00
Minimum DEPTH, ice/snow: 0.147500 m * Maximum DEPTH, ice/snow: 23.395000 m
Event(s):
DML22C98_11 (FB9811) * Latitude: -75.084000 * Longitude: 6.500000 * Date/Time: 1998-01-06T00:00:00 * Elevation: 3160.0 m * Recovery: 29.5 m * Location: Dronning Maud Land, Antarctica * Campaign: EPICA_DML3 * Basis: Neumayer Station (WMO89002) * Method/Device: Ice drill (ICEDRILL) * Comment: DML22
Comment:
Dating is based on seasonal variations of the DEP-profile (Oerter et al, Annals of Glaciology 30, 2000).
Parameter(s):
| # | Name | Short Name | Unit | Principal Investigator | Method/Device | Comment |
|---|---|---|---|---|---|---|
| 1 | AGE | Age | ka BP | Geocode | ||
| 2 | DEPTH, ice/snow | Depth ice/snow | m | Geocode | ||
| 3 | Age | Age | a AD/CE | |||
| 4 | Depth, top/min | Depth top | m | top of time interval or end of year | ||
| 5 | Depth, bottom/max | Depth bot | m | bottom of time interval or start of year | ||
| 6 | δ18O, water | δ18O H2O | ‰ SMOW | Oerter, Hans | annual mean calculated from depth profiles for the respective time interval |
License:
Creative Commons Attribution 3.0 Unported (CC-BY-3.0)
Size:
784 data points
Data
| 1 Age [ka BP] | 2 Depth ice/snow [m] | 3 Age [a AD/CE] | 4 Depth top [m] | 5 Depth bot [m] | 6 δ18O H2O [‰ SMOW] |
|---|---|---|---|---|---|
| -0.047 | 0.147500 | 1997 | 0.02000 | 0.27500 | -50.30 |
| -0.046 | 0.360000 | 1996 | 0.27500 | 0.44500 | -46.76 |
| -0.045 | 0.512500 | 1995 | 0.44500 | 0.58000 | -47.78 |
| -0.044 | 0.627500 | 1994 | 0.58000 | 0.67500 | -46.12 |
| -0.043 | 0.747500 | 1993 | 0.67500 | 0.82000 | -47.31 |
| -0.042 | 0.942500 | 1992 | 0.82000 | 1.06500 | -47.96 |
| -0.041 | 1.125000 | 1991 | 1.06500 | 1.18500 | -45.76 |
| -0.040 | 1.257500 | 1990 | 1.18500 | 1.33000 | -48.32 |
| -0.039 | 1.415000 | 1989 | 1.33000 | 1.50000 | -47.64 |
| -0.038 | 1.580000 | 1988 | 1.50000 | 1.66000 | -47.46 |
| -0.037 | 1.775000 | 1987 | 1.66000 | 1.89000 | -47.21 |
| -0.036 | 1.967000 | 1986 | 1.89000 | 2.04400 | -48.33 |
| -0.035 | 2.121500 | 1985 | 2.04400 | 2.19900 | -46.57 |
| -0.034 | 2.276000 | 1984 | 2.19900 | 2.35300 | -48.58 |
| -0.033 | 2.430000 | 1983 | 2.35300 | 2.50700 | -51.78 |
| -0.032 | 2.584000 | 1982 | 2.50700 | 2.66100 | -48.82 |
| -0.031 | 2.738500 | 1981 | 2.66100 | 2.81600 | -47.67 |
| -0.030 | 2.893000 | 1980 | 2.81600 | 2.97000 | -45.32 |
| -0.029 | 3.050000 | 1979 | 2.97000 | 3.13000 | -46.74 |
| -0.028 | 3.197500 | 1978 | 3.13000 | 3.26500 | -46.98 |
| -0.027 | 3.312500 | 1977 | 3.26500 | 3.36000 | -46.67 |
| -0.026 | 3.480000 | 1976 | 3.36000 | 3.60000 | -47.63 |
| -0.025 | 3.645000 | 1975 | 3.60000 | 3.69000 | -47.51 |
| -0.024 | 3.762500 | 1974 | 3.69000 | 3.83500 | -46.67 |
| -0.023 | 3.940000 | 1973 | 3.83500 | 4.04500 | -47.06 |
| -0.022 | 4.135000 | 1972 | 4.04500 | 4.22500 | -50.23 |
| -0.021 | 4.277500 | 1971 | 4.22500 | 4.33000 | -50.95 |
| -0.020 | 4.382500 | 1970 | 4.33000 | 4.43500 | -51.91 |
| -0.019 | 4.505000 | 1969 | 4.43500 | 4.57500 | -49.05 |
| -0.018 | 4.635000 | 1968 | 4.57500 | 4.69500 | -49.03 |
| -0.017 | 4.752500 | 1967 | 4.69500 | 4.81000 | -48.90 |
| -0.016 | 4.870000 | 1966 | 4.81000 | 4.93000 | -49.49 |
| -0.015 | 5.020000 | 1965 | 4.93000 | 5.11000 | -48.42 |
| -0.014 | 5.179500 | 1964 | 5.11000 | 5.24900 | -46.72 |
| -0.013 | 5.318500 | 1963 | 5.24900 | 5.38800 | -46.49 |
| -0.012 | 5.457500 | 1962 | 5.38800 | 5.52700 | -44.78 |
| -0.011 | 5.596500 | 1961 | 5.52700 | 5.66600 | -48.41 |
| -0.010 | 5.735500 | 1960 | 5.66600 | 5.80500 | -47.79 |
| -0.009 | 5.860000 | 1959 | 5.80500 | 5.91500 | -47.97 |
| -0.008 | 6.015000 | 1958 | 5.91500 | 6.11500 | -46.54 |
| -0.007 | 6.207500 | 1957 | 6.11500 | 6.30000 | -46.75 |
| -0.006 | 6.372500 | 1956 | 6.30000 | 6.44500 | -45.41 |
| -0.005 | 6.492500 | 1955 | 6.44500 | 6.54000 | -47.16 |
| -0.004 | 6.612500 | 1954 | 6.54000 | 6.68500 | -45.78 |
| -0.003 | 6.750000 | 1953 | 6.68500 | 6.81500 | -47.32 |
| -0.002 | 6.880000 | 1952 | 6.81500 | 6.94500 | -48.03 |
| -0.001 | 7.010000 | 1951 | 6.94500 | 7.07500 | -48.28 |
| 0.000 | 7.140000 | 1950 | 7.07500 | 7.20500 | -50.32 |
| 0.001 | 7.252500 | 1949 | 7.20500 | 7.30000 | -50.42 |
| 0.002 | 7.367500 | 1948 | 7.30000 | 7.43500 | -52.12 |
| 0.003 | 7.512500 | 1947 | 7.43500 | 7.59000 | -49.59 |
| 0.004 | 7.652500 | 1946 | 7.59000 | 7.71500 | -47.48 |
| 0.005 | 7.775500 | 1945 | 7.71500 | 7.83600 | -48.99 |
| 0.006 | 7.897000 | 1944 | 7.83600 | 7.95800 | -48.47 |
| 0.007 | 8.018500 | 1943 | 7.95800 | 8.07900 | -47.31 |
| 0.008 | 8.140000 | 1942 | 8.07900 | 8.20100 | -46.94 |
| 0.009 | 8.261500 | 1941 | 8.20100 | 8.32200 | -48.61 |
| 0.010 | 8.383000 | 1940 | 8.32200 | 8.44400 | -49.89 |
| 0.011 | 8.504500 | 1939 | 8.44400 | 8.56500 | -48.90 |
| 0.012 | 8.630000 | 1938 | 8.56500 | 8.69500 | -48.03 |
| 0.013 | 8.725000 | 1937 | 8.69500 | 8.75500 | -47.22 |
| 0.014 | 8.802500 | 1936 | 8.75500 | 8.85000 | -48.15 |
| 0.015 | 8.890000 | 1935 | 8.85000 | 8.93000 | -48.85 |
| 0.016 | 9.027500 | 1934 | 8.93000 | 9.12500 | -47.22 |
| 0.017 | 9.177500 | 1933 | 9.12500 | 9.23000 | -45.29 |
| 0.018 | 9.270000 | 1932 | 9.23000 | 9.31000 | -45.69 |
| 0.019 | 9.372500 | 1931 | 9.31000 | 9.43500 | -44.20 |
| 0.020 | 9.502500 | 1930 | 9.43500 | 9.57000 | -42.99 |
| 0.021 | 9.600000 | 1929 | 9.57000 | 9.63000 | -46.51 |
| 0.022 | 9.670000 | 1928 | 9.63000 | 9.71000 | -47.09 |
| 0.023 | 9.807500 | 1927 | 9.71000 | 9.90500 | -47.10 |
| 0.024 | 10.002500 | 1926 | 9.90500 | 10.10000 | -48.61 |
| 0.025 | 10.177500 | 1925 | 10.10000 | 10.25500 | -48.20 |
| 0.026 | 10.302500 | 1924 | 10.25500 | 10.35000 | -48.30 |
| 0.027 | 10.413000 | 1923 | 10.35000 | 10.47600 | -47.19 |
| 0.028 | 10.539000 | 1922 | 10.47600 | 10.60200 | -49.31 |
| 0.029 | 10.664500 | 1921 | 10.60200 | 10.72700 | -50.01 |
| 0.030 | 10.790000 | 1920 | 10.72700 | 10.85300 | -48.94 |
| 0.031 | 10.916000 | 1919 | 10.85300 | 10.97900 | -48.56 |
| 0.032 | 11.042000 | 1918 | 10.97900 | 11.10500 | -47.35 |
| 0.033 | 11.162500 | 1917 | 11.10500 | 11.22000 | -48.12 |
| 0.034 | 11.280000 | 1916 | 11.22000 | 11.34000 | -47.05 |
| 0.035 | 11.410000 | 1915 | 11.34000 | 11.48000 | -47.14 |
| 0.036 | 11.520000 | 1914 | 11.48000 | 11.56000 | |
| 0.037 | 11.610000 | 1913 | 11.56000 | 11.66000 | -49.88 |
| 0.038 | 11.762500 | 1912 | 11.66000 | 11.86500 | -48.17 |
| 0.039 | 11.950000 | 1911 | 11.86500 | 12.03500 | -48.50 |
| 0.040 | 12.105000 | 1910 | 12.03500 | 12.17500 | -45.97 |
| 0.041 | 12.227500 | 1909 | 12.17500 | 12.28000 | -48.87 |
| 0.042 | 12.332500 | 1908 | 12.28000 | 12.38500 | -48.91 |
| 0.043 | 12.432500 | 1907 | 12.38500 | 12.48000 | -46.60 |
| 0.044 | 12.530000 | 1906 | 12.48000 | 12.58000 | -44.85 |
| 0.045 | 12.610000 | 1905 | 12.58000 | 12.64000 | -44.48 |
| 0.046 | 12.685000 | 1904 | 12.64000 | 12.73000 | -45.24 |
| 0.047 | 12.765000 | 1903 | 12.73000 | 12.80000 | -45.81 |
| 0.048 | 12.830000 | 1902 | 12.80000 | 12.86000 | -47.43 |
| 0.049 | 12.897500 | 1901 | 12.86000 | 12.93500 | -47.51 |
| 0.050 | 13.017500 | 1900 | 12.93500 | 13.10000 | -46.55 |
| 0.051 | 13.142500 | 1899 | 13.10000 | 13.18500 | -47.10 |
| 0.052 | 13.229000 | 1898 | 13.18500 | 13.27300 | -47.95 |
| 0.053 | 13.317500 | 1897 | 13.27300 | 13.36200 | -48.21 |
| 0.054 | 13.406000 | 1896 | 13.36200 | 13.45000 | -46.99 |
| 0.055 | 13.500000 | 1895 | 13.45000 | 13.55000 | -45.06 |
| 0.056 | 13.595000 | 1894 | 13.55000 | 13.64000 | -45.73 |
| 0.057 | 13.687500 | 1893 | 13.64000 | 13.73500 | -43.91 |
| 0.058 | 13.785000 | 1892 | 13.73500 | 13.83500 | -45.55 |
| 0.059 | 13.860000 | 1891 | 13.83500 | 13.88500 | -48.42 |
| 0.060 | 13.945000 | 1890 | 13.88500 | 14.00500 | -49.63 |
| 0.061 | 14.032500 | 1889 | 14.00500 | 14.06000 | -49.79 |
| 0.062 | 14.115000 | 1888 | 14.06000 | 14.17000 | -48.48 |
| 0.063 | 14.242500 | 1887 | 14.17000 | 14.31500 | -48.97 |
| 0.064 | 14.350000 | 1886 | 14.31500 | 14.38500 | -50.50 |
| 0.065 | 14.452500 | 1885 | 14.38500 | 14.52000 | -49.90 |
| 0.066 | 14.587500 | 1884 | 14.52000 | 14.65500 | -47.83 |
| 0.067 | 14.715000 | 1883 | 14.65500 | 14.77500 | -50.13 |
| 0.068 | 14.862500 | 1882 | 14.77500 | 14.95000 | -49.67 |
| 0.069 | 15.002500 | 1881 | 14.95000 | 15.05500 | -50.87 |
| 0.070 | 15.095000 | 1880 | 15.05500 | 15.13500 | -51.01 |
| 0.071 | 15.210000 | 1879 | 15.13500 | 15.28500 | -49.67 |
| 0.072 | 15.332500 | 1878 | 15.28500 | 15.38000 | -49.19 |
| 0.073 | 15.427500 | 1877 | 15.38000 | 15.47500 | -49.93 |
| 0.074 | 15.557500 | 1876 | 15.47500 | 15.64000 | -49.15 |
| 0.075 | 15.690000 | 1875 | 15.64000 | 15.74000 | -48.41 |
| 0.076 | 15.782500 | 1874 | 15.74000 | 15.82500 | -48.40 |
| 0.077 | 15.872500 | 1873 | 15.82500 | 15.92000 | -48.24 |
| 0.078 | 15.997500 | 1872 | 15.92000 | 16.07500 | -47.02 |
| 0.079 | 16.117500 | 1871 | 16.07500 | 16.16000 | -46.60 |
| 0.080 | 16.192500 | 1870 | 16.16000 | 16.22500 | -46.84 |
| 0.081 | 16.280000 | 1869 | 16.22500 | 16.33500 | -46.43 |
| 0.082 | 16.385000 | 1868 | 16.33500 | 16.43500 | -47.12 |
| 0.083 | 16.492500 | 1867 | 16.43500 | 16.55000 | -48.21 |
| 0.084 | 16.600000 | 1866 | 16.55000 | 16.65000 | -46.86 |
| 0.085 | 16.715000 | 1865 | 16.65000 | 16.78000 | -48.45 |
| 0.086 | 16.832500 | 1864 | 16.78000 | 16.88500 | -49.66 |
| 0.087 | 16.957500 | 1863 | 16.88500 | 17.03000 | -48.31 |
| 0.088 | 17.097500 | 1862 | 17.03000 | 17.16500 | -46.12 |
| 0.089 | 17.210000 | 1861 | 17.16500 | 17.25500 | -49.77 |
| 0.090 | 17.312500 | 1860 | 17.25500 | 17.37000 | -49.42 |
| 0.091 | 17.427500 | 1859 | 17.37000 | 17.48500 | -47.86 |
| 0.092 | 17.522500 | 1858 | 17.48500 | 17.56000 | -48.44 |
| 0.093 | 17.602500 | 1857 | 17.56000 | 17.64500 | -48.87 |
| 0.094 | 17.702500 | 1856 | 17.64500 | 17.76000 | -49.26 |
| 0.095 | 17.785000 | 1855 | 17.76000 | 17.81000 | -50.31 |
| 0.096 | 17.867500 | 1854 | 17.81000 | 17.92500 | |
| 0.097 | 17.972500 | 1853 | 17.92500 | 18.02000 | -52.10 |
| 0.098 | 18.067500 | 1852 | 18.02000 | 18.11500 | -51.15 |
| 0.099 | 18.145000 | 1851 | 18.11500 | 18.17500 | |
| 0.100 | 18.237500 | 1850 | 18.17500 | 18.30000 | -49.59 |
| 0.101 | 18.365000 | 1849 | 18.30000 | 18.43000 | -49.11 |
| 0.102 | 18.477500 | 1848 | 18.43000 | 18.52500 | -46.46 |
| 0.103 | 18.590000 | 1847 | 18.52500 | 18.65500 | -47.28 |
| 0.104 | 18.700000 | 1846 | 18.65500 | 18.74500 | -47.46 |
| 0.105 | 18.802500 | 1845 | 18.74500 | 18.86000 | -45.99 |
| 0.106 | 18.907500 | 1844 | 18.86000 | 18.95500 | -46.38 |
| 0.107 | 19.010000 | 1843 | 18.95500 | 19.06500 | -46.34 |
| 0.108 | 19.130000 | 1842 | 19.06500 | 19.19500 | -48.63 |
| 0.109 | 19.222500 | 1841 | 19.19500 | 19.25000 | -49.23 |
| 0.110 | 19.280000 | 1840 | 19.25000 | 19.31000 | -49.43 |
| 0.111 | 19.365000 | 1839 | 19.31000 | 19.42000 | -49.73 |
| 0.112 | 19.470000 | 1838 | 19.42000 | 19.52000 | -50.10 |
| 0.113 | 19.582500 | 1837 | 19.52000 | 19.64500 | -50.28 |
| 0.114 | 19.707500 | 1836 | 19.64500 | 19.77000 | -49.15 |
| 0.115 | 19.845000 | 1835 | 19.77000 | 19.92000 | -51.34 |
| 0.116 | 19.990000 | 1834 | 19.92000 | 20.06000 | -50.25 |
| 0.117 | 20.097500 | 1833 | 20.06000 | 20.13500 | -48.39 |
| 0.118 | 20.187500 | 1832 | 20.13500 | 20.24000 | -47.75 |
| 0.119 | 20.272500 | 1831 | 20.24000 | 20.30500 | -47.07 |
| 0.120 | 20.350000 | 1830 | 20.30500 | 20.39500 | -46.47 |
| 0.121 | 20.445000 | 1829 | 20.39500 | 20.49500 | -45.08 |
| 0.122 | 20.532500 | 1828 | 20.49500 | 20.57000 | -46.07 |
| 0.123 | 20.627500 | 1827 | 20.57000 | 20.68500 | -48.43 |
| 0.124 | 20.732500 | 1826 | 20.68500 | 20.78000 | -48.39 |
| 0.125 | 20.842500 | 1825 | 20.78000 | 20.90500 | -49.19 |
| 0.126 | 20.957500 | 1824 | 20.90500 | 21.01000 | -49.77 |
| 0.127 | 21.045000 | 1823 | 21.01000 | 21.08000 | -49.74 |
| 0.128 | 21.165000 | 1822 | 21.08000 | 21.25000 | -49.95 |
| 0.129 | 21.305000 | 1821 | 21.25000 | 21.36000 | -48.83 |
| 0.130 | 21.405000 | 1820 | 21.36000 | 21.45000 | -48.21 |
| 0.131 | 21.500000 | 1819 | 21.45000 | 21.55000 | |
| 0.132 | 21.600000 | 1818 | 21.55000 | 21.65000 | -47.17 |
| 0.133 | 21.702500 | 1817 | 21.65000 | 21.75500 | -46.74 |
| 0.134 | 21.797500 | 1816 | 21.75500 | 21.84000 | -47.09 |
| 0.135 | 21.942500 | 1815 | 21.84000 | 22.04500 | -47.18 |
| 0.136 | 22.085000 | 1814 | 22.04500 | 22.12500 | -45.57 |
| 0.137 | 22.180000 | 1813 | 22.12500 | 22.23500 | -44.71 |
| 0.138 | 22.295000 | 1812 | 22.23500 | 22.35500 | -45.49 |
| 0.139 | 22.405000 | 1811 | 22.35500 | 22.45500 | -47.02 |
| 0.140 | 22.495000 | 1810 | 22.45500 | 22.53500 | -46.80 |
| 0.141 | 22.587500 | 1809 | 22.53500 | 22.64000 | -46.17 |
| 0.142 | 22.690000 | 1808 | 22.64000 | 22.74000 | -46.37 |
| 0.143 | 22.792500 | 1807 | 22.74000 | 22.84500 | -47.73 |
| 0.144 | 22.880000 | 1806 | 22.84500 | 22.91500 | -47.91 |
| 0.145 | 22.980000 | 1805 | 22.91500 | 23.04500 | -48.11 |
| 0.146 | 23.102500 | 1804 | 23.04500 | 23.16000 | -48.32 |
| 0.147 | 23.202500 | 1803 | 23.16000 | 23.24500 | -47.29 |
| 0.148 | 23.292500 | 1802 | 23.24500 | 23.34000 | -47.16 |
| 0.149 | 23.395000 | 1801 | 23.34000 | 23.45000 | -47.58 |