/* DATA DESCRIPTION: Citation: Hammer, C U (2003): GRIP Depth Age by Stratigraphy. PANGAEA, https://doi.org/10.1594/PANGAEA.89008 Related to: Dahl-Jensen, Dorthe; Johnsen, Sigfús Jóhann; Hammer, C U; Clausen, Henrik Brink; Jouzel, Jean (1993): Past accumulation rates derived from observed annual layers in the GRIP ice core from Summit, central Greenland. In: Peltier, W R (ed.), Ice in the Climate System,Springer-Verlag, Berlin-Heidelberg, Germany, 517-532 GRIP/GISP (1997): The Greenland Summit Ice Cores CD-ROM GISP2/GRIP. National Snow and Ice Data Center, University of Colorado at Boulder, and World Data Center for Paleoclimatology, National Geophysical Data Center, Boulder Colorado, CD-ROM, https://store.pangaea.de/Projects/GRIP-GISP/grip-gisp.iso Hammer, C U; Andersen, Katrine K; Clausen, Henrik Brink; Dahl-Jensen, Dorthe; Hvidberg, Christine Schøtt; Iversen, P (1997): The stratigraphic dating of the GRIP ice core. Special Report of the Geophysical Department, Niels Bohr Institute for Astronomy physics and Geophysics, University of Copenhagen Johnsen, Sigfús Jóhann; Clausen, Henrik Brink; Dansgaard, W; Gundestrup, Niels S; Hammer, C U; Andersen, U; Andersen, Katrine K; Hvidberg, Christine Schøtt; Dahl-Jensen, Dorthe; Steffensen, Jørgen Peder; Shoji, Hitoshi; Sveinbjörnsdottir, Árný E; White, James W C; Jouzel, Jean; Fisher, D (1997): The d18O record along the Greenland Ice Core Project deep ice core and the problem of possible Eemian climatic instability. Journal of Geophysical Research: Oceans, 102(C12), 26397-26410, https://doi.org/10.1029/97JC00167 Johnsen, Sigfús Jóhann; Clausen, Henrik Brink; Dansgaard, W; Gundestrup, Niels S; Hammer, C U; Tauber, H (1995): The Eem stable isotope record along the GRIP ice core and its interpretation. Quaternary Research, 43(2), 117-124, https://doi.org/10.1006/qres.1995.1013 Project(s): Greenland Ice Core Projects (GRIP/GISP/NGRIP) (URI: https://en.wikipedia.org/wiki/Greenland_ice_core_project) Coverage: LATITUDE: 72.570000 * LONGITUDE: -37.620000 DATE/TIME START: 1989-06-01T00:00:00 * DATE/TIME END: 1992-07-12T00:00:00 MINIMUM DEPTH, ice/snow: 1620.03 m * MAXIMUM DEPTH, ice/snow: 2438.70 m Event(s): GRIP * LATITUDE: 72.570000 * LONGITUDE: -37.620000 * DATE/TIME START: 1989-06-01T00:00:00 * DATE/TIME END: 1992-07-12T00:00:00 * ELEVATION: 3232.0 m * Penetration: 3028.8 m * Recovery: 3028.8 m * LOCATION: Greenland * CAMPAIGN: GRIP * BASIS: Sampling/drilling ice * METHOD/DEVICE: ISTUK electromechanical drill (ISTUK) (URI: https://icedrill.org/library/new-improved-version-istuk-ice-core-drill) Parameter(s): DEPTH, ice/snow [m] (Depth ice/snow) * GEOCODE AGE [ka BP] (Age) * GEOCODE Depth, top/min [m] (Depth top) * PI: Hammer, C U Depth, bottom/max [m] (Depth bot) * PI: Hammer, C U Age, minimum/young [ka] (Age min) * PI: Hammer, C U Age, maximum/old [ka] (Age max) * PI: Hammer, C U Accumulation of snow/ice per year [cm/a] (Acc rate) * PI: Hammer, C U Length/duration of interval [a] (Length) * PI: Hammer, C U Age, comment (Comm) * PI: Hammer, C U * COMMENT: Name of interval License: Creative Commons Attribution 3.0 Unported (CC-BY-3.0) (URI: https://creativecommons.org/licenses/by/3.0/) Size: 231 data points */ Depth ice/snow [m] Age [ka BP] Depth top [m] Depth bot [m] Age min [ka] Age max [ka] Acc rate [cm/a] Length [a] Comm 1620.03 11.456 1616.45 1623.60 11.402 11.511 6.79 109 Preboreal 1643.12 12.108 1623.60 1662.65 11.511 12.705 3.27 1194 Younger Dryas 1690.42 13.421 1662.65 1718.20 12.705 14.137 3.88 1432 Allerod 1735.53 14.505 1718.20 1752.85 14.137 14.873 4.71 736 Bolling (IS1) 1846.62 19.244 1752.85 1940.40 14.873 23.616 2.15 8743 C1 1946.17 23.853 1940.40 1951.95 23.616 24.090 2.44 474 IS2 (a+b) 1984.95 26.110 1951.95 2017.95 24.090 28.131 1.63 4041 C2 2021.80 28.314 2017.95 2025.65 28.131 28.496 2.11 365 IS3 2031.70 28.952 2025.65 2037.75 28.496 29.408 1.33 912 C3 2041.87 29.604 2037.75 2046.00 29.408 29.800 2.10 392 IS4 2068.00 31.646 2046.00 2090.00 29.800 33.491 1.19 3691 C4 2094.95 33.722 2090.00 2099.90 33.491 33.954 2.14 463 IS5 2105.68 34.446 2099.90 2111.45 33.954 34.937 1.17 983 C5 2115.03 35.093 2111.45 2118.60 34.937 35.249 2.29 312 IS6 2125.20 35.701 2118.60 2131.80 35.249 36.153 1.46 904 C6 2140.60 36.559 2131.80 2149.40 36.153 36.965 2.17 812 IS7 2156.00 37.532 2149.40 2162.60 36.965 38.099 1.16 1134 C7 2181.57 38.973 2162.60 2200.55 38.099 39.847 2.17 1748 IS8 2210.72 40.645 2200.55 2220.90 39.847 41.443 1.28 1596 C8 2222.28 41.514 2220.90 2223.65 41.443 41.584 1.95 141 IS9 2228.87 41.972 2223.65 2234.10 41.584 42.359 1.35 775 C9 2238.78 42.607 2234.10 2243.45 42.359 42.855 1.89 496 IS10 2247.85 43.174 2243.45 2252.25 42.855 43.493 1.38 638 C10 2261.60 43.988 2252.25 2270.95 43.493 44.483 1.89 990 IS11 2284.15 45.778 2270.95 2297.35 44.483 47.073 1.02 2590 C11 2310.82 48.088 2297.35 2324.30 47.073 49.102 1.33 2029 IS12 2333.93 50.114 2324.30 2343.55 49.102 51.126 0.95 2024 C12 2347.12 51.416 2343.55 2350.70 51.126 51.707 1.23 581 IS13 2365.82 53.045 2350.70 2380.95 51.707 54.383 1.13 2676 C13 2401.03 55.852 2380.95 2421.10 54.383 57.320 1.37 2937 IS14 2426.05 57.860 2421.10 2431.00 57.320 58.401 0.92 1081 C14 2433.47 58.604 2431.00 2435.95 58.401 58.808 1.22 407 IS15 2438.70 59.142 2435.95 2441.45 58.808 59.475 0.82 667 C15