Publication Sample-type Sample-ID Group-ID Sample Lat(DD) Long(DD) Elev(masl) Thickn(cm) Density(g/cm3) Shield 10Be-conc(at/g) 10Be-unc(at/g) 10Be-std 26Al-conc(at/g) 26Al-unc(at/g) 26Al-std Sampl-year Publ-10-age(yr) Publ-10-unc(yr) Publ-26-age(yr) Publ-26-unc(yr) 10Be-age(yr) 10-ext-unc(yr) 10-int-unc(yr) 26Al-age(yr) 26-ext-unc(yr) 26-int-unc(yr) Extra-publ Larsen et al. (2018) boulder Lars2018-1 Lars2018-A GL1623 78.620 -18.402 160 5.3 2.7 1 51200 1860 07KNSTD 0 0 0 2016 10790 390 - - 10282 737 374 - - - - Larsen et al. (2018) boulder Lars2018-2 Lars2018-A GL1625 78.620 -18.403 153 4.6 3.7 1 54200 1640 07KNSTD 0 0 0 2016 11440 350 - - 11084 763 336 - - - - Larsen et al. (2018) boulder Lars2018-3 Lars2018-A GL1626 78.621 -18.401 168 3.5 4.7 0.996 53400 1790 07KNSTD 0 0 0 2016 11030 370 - - 10770 757 362 - - - - Larsen et al. (2018) boulder Lars2018-4 Lars2018-B GL1627 78.066 -19.091 263 5.8 5.7 1 59500 1740 07KNSTD 0 0 0 2016 11300 330 - - 11464 784 336 - - - - Larsen et al. (2018) boulder Lars2018-5 Lars2018-B GL1628 78.066 -19.091 264 3.9 6.7 1 62100 4550 07KNSTD 0 0 0 2016 11600 850 - - 11696 1123 859 - - - - Larsen et al. (2018) boulder Lars2018-6 Lars2018-B GL1629 78.065 -19.092 263 5.7 7.7 0.999 59300 2200 07KNSTD 0 0 0 2016 11260 420 - - 11832 853 440 - - - - Larsen et al. (2018) boulder Lars2018-7 Lars2018-C GL1543 77.544 -19.131 103 5.3 8.7 0.999 57600 3240 07KNSTD 0 0 0 2015 12970 730 - - 13618 1140 769 - - - - Larsen et al. (2018) boulder Lars2018-8 Lars2018-C GL1544 77.544 -19.131 104 4.5 9.7 0.999 46300 4660 07KNSTD 0 0 0 2015 10340 1040 - - 10833 1282 1093 - - - - Larsen et al. (2018) boulder Lars2018-9 Lars2018-C GL1545 77.544 -19.131 102 4.9 10.7 0.999 87500 5930 07KNSTD 0 0 0 2015 19700 1340 - - 21163 1948 1442 - - - - Larsen et al. (2018) boulder Lars2018-10 Lars2018-C GL1546 77.544 -19.133 99 3.9 11.7 1 63500 2070 07KNSTD 0 0 0 2015 14200 460 - - 15044 1052 492 - - - - Larsen et al. (2018) boulder Lars2018-11 Lars2018-D GL1522 79.636 -23.093 170 6.3 12.7 0.993 47800 1940 07KNSTD 0 0 0 2015 10220 420 - - 11781 871 480 - - - - Larsen et al. (2018) boulder Lars2018-12 Lars2018-D GL1523 79.637 -23.104 190 5.7 13.7 0.999 38000 13000 07KNSTD 0 0 0 2015 7860 2690 - - 9035 3148 3098 - - - - Larsen et al. (2018) boulder Lars2018-13 Lars2018-D GL1524 79.637 -23.102 108 5.9 14.7 0.999 53300 6470 07KNSTD 0 0 0 2015 12110 1470 - - 14197 1939 1729 - - - - Larsen et al. (2018) boulder Lars2018-14 Lars2018-E GL1518 79.142 -21.381 236 5.5 15.7 0.996 47200 2310 07KNSTD 0 0 0 2015 9270 460 - - 11049 871 542 - - - - Larsen et al. (2018) boulder Lars2018-15 Lars2018-E GL1519 79.143 -21.406 192 5.9 16.7 0.999 194000 6660 07KNSTD 0 0 0 2015 40280 1400 - - 49606 3541 1724 - - - - Larsen et al. (2018) boulder Lars2018-16 Lars2018-E GL1520 79.144 -21.412 215 5.4 17.7 1 45400 2780 07KNSTD 0 0 0 2015 9080 560 - - 11108 967 682 - - - - Larsen et al. (2018) boulder Lars2018-17 Lars2018-E GL1521 79.144 -21.410 210 6.1 18.7 1 44300 3220 07KNSTD 0 0 0 2015 8960 650 - - 11498 1098 838 - - - - Larsen et al. (2018) boulder Lars2018-18 Lars2018-F GL1620 79.101 -20.900 92 2.8 19.7 0.999 40100 2170 07KNSTD 0 0 0 2016 8990 490 - - 9838 808 534 - - - - Larsen et al. (2018) boulder Lars2018-19 Lars2018-F GL1622 79.100 -20.889 103 4 20.7 0.999 38700 2420 07KNSTD 0 0 0 2016 8650 540 - - 10205 898 640 - - - - Larsen et al. (2018) boulder Lars2018-20 Lars2018-G GL1675 78.782 -20.776 86 4.2 21.7 1 38700 2170 07KNSTD 0 0 0 2016 8830 500 - - 10641 889 598 - - - - Larsen et al. (2018) boulder Lars2018-21 Lars2018-G GL1676 78.781 -20.778 86 3.3 22.7 0.998 37700 1820 07KNSTD 0 0 0 2016 8550 410 - - 9890 776 479 - - - - Larsen et al. (2018) boulder Lars2018-22 Lars2018-G GL1677 78.782 -20.779 80 4.1 23.7 0.999 42900 2080 07KNSTD 0 0 0 2016 9860 480 - - 12118 953 589 - - - - Larsen et al. (2018) boulder Lars2018-23 Lars2018-H GL1539 78.067 -21.505 90 5.4 24.7 0.990 46600 2860 07KNSTD 0 0 0 2015 10820 670 - - 14590 1273 899 - - - - Larsen et al. (2018) boulder Lars2018-24 Lars2018-H GL1540 78.067 -21.505 92 5.2 25.7 0.999 39400 1970 07KNSTD 0 0 0 2015 9030 450 - - 12199 971 612 - - - - Larsen et al. (2018) boulder Lars2018-25 Lars2018-H GL1541 78.067 -21.504 88 5.4 26.7 0.999 40600 2180 07KNSTD 0 0 0 2015 9360 500 - - 12998 1065 700 - - - - Larsen et al. (2018) boulder Lars2018-26 Lars2018-I GL1614 79.600 -19.523 72 4.4 27.7 1 39200 1520 07KNSTD 0 0 0 2016 9070 350 - - 11968 874 465 - - - - Larsen et al. (2018) boulder Lars2018-27 Lars2018-I GL1616 79.601 -19.524 75 2.3 28.7 1 37900 1420 07KNSTD 0 0 0 2016 8590 320 - - 9764 706 367 - - - - Larsen et al. (2018) boulder Lars2018-28 Lars2018-I GL1617 79.600 -19.525 76 1.9 29.7 1 40800 2720 07KNSTD 0 0 0 2016 9210 620 - - 10205 929 682 - - - - Reference: Larsen NK, Levy LB, Carlson AE, Buizert C, Olsen J, Strunk A, Bjørk AA, Skov DS, 2018. Instability of the northeast Greenland ice stream over the last 45,000 years. Nature Communications 9, 1872. Data comments: Sampling year based on sample names. Group ID based on publication (Supplementary Table 1). expage.github.io - data from expage-202306