Almond Butter Lower, Alaska, USA - AK057 Additional Site Information Rosanne D'Arrigo, Erika Mashig, David Frank, Rob Wilson and Gordon Jacoby. Purpose of Collection: Climate analysis Measurement type: Total ring width Location of core material: Tree-Ring Laboratory Lamont-Doherty Earth Observatory Palisades, New York 10964 Reference: D'Arrigo, R., E. Mashig, D. Frank, R. Wilson and G. Jacoby. 2005. Temperature Variability over the past millennium inferred from northwestern Alaska tree rings. Climate Dynamics 24: 227-236. doi:10.1007/s00382-004-0502-1. COFECHA output: Chronology file name : AK057.CRN Measurement file name : AK057.RWL Date checked : 09JAN06 Checked by : B. Bauer Beginning year : 1607 Ending year : 2002 Principal investigators: R. D'Arrigo E. Mashig D. Frank R. Wilson G. Jacoby Site name : Almond Butter Lower Site location : Alaska Species information : PCGL WHITE SPRUCE Latitude : +6511 Longitude : -16212 Elevation : 168M Series intercorrelation: 0.631 Avg mean sensitivity : 0.221 Avg standard deviation : 0.207 Avg autocorrelation : 0.826 Number dated series : 37 Segment length tested : 50 Number problem segments: 11 Pct problem segments : 2.85 PART 5: CORRELATION OF SERIES BY SEGMENTS: Almond Butter Lower 17:16 Mon 09 Jan 2006 Page 5 ----------------------------------------------------------------------------------------------------------------------------------- Correlations of 50-year dated segments, lagged 25 years Flags: A = correlation under .3281 but highest as dated; B = correlation higher at other than dated position Seq Series Time_span 1600 1625 1650 1675 1700 1725 1750 1775 1800 1825 1850 1875 1900 1925 1950 1975 1649 1674 1699 1724 1749 1774 1799 1824 1849 1874 1899 1924 1949 1974 1999 2024 --- -------- --------- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- 1 ABL01a 1698 1958 .32A .35 .53 .65 .75 .76 .61 .62 .64 .57 .51 2 ABL01b 1609 1986 .48 .48 .45 .39 .60 .75 .66 .55 .58 .69 .74 .79 .80 .70 .60 3 ABL02b 1705 2002 .35B .52 .76 .75 .60 .65 .61 .57 .63 .65 .66 .67 4 ABL03a 1703 2002 .68 .75 .79 .72 .64 .71 .79 .75 .74 .77 .62 .64 5 ABL03b 1658 2002 .49 .52 .69 .65 .67 .69 .66 .72 .80 .85 .73 .59 .67 .65 6 ABL04a 1832 2002 .60 .59 .66 .75 .54 .63 .62 7 ABL04b 1832 2002 .39 .49 .56 .61 .56 .65 .67 8 ABL05a 1689 1977 .67 .77 .77 .48 .51 .71 .55 .65 .86 .81 .49 .49 9 ABL05b 1690 1980 .69 .75 .77 .51 .49 .64 .53 .51 .72 .79 .55 .32A 10 ABL06a 1729 1940 .65 .65 .72 .77 .68 .77 .81 .69 11 ABL06b 1729 1951 .77 .77 .77 .64 .60 .64 .76 .81 .79 12 ABL07a 1824 2002 .38 .38 .75 .76 .67 .56 .37 .37 13 ABL07b 1824 2002 .42 .40 .59 .63 .69 .56 .67 .76 14 ABL08a 1814 1935 .73 .68 .76 .72 .72 15 ABL09a 1743 2002 .43 .44 .59 .60 .55 .37 .52 .63 .44 .37 .37 16 ABL09b 1738 2002 .32A .37 .67 .60 .56 .71 .64 .48 .45 .52 .50 17 ABL10a 1711 1993 .43 .52 .68 .74 .69 .67 .73 .85 .84 .60 .58 18 ABL11a 1707 2002 .62 .76 .82 .80 .69 .67 .81 .85 .78 .67 .54 .53 19 ABL11b 1701 2002 .34 .51 .73 .69 .49 .49 .77 .89 .79 .56 .39B .39B 20 ABL12a 1722 2002 .72 .70 .69 .77 .66 .51 .53 .65 .76 .53 .42 .41 21 ABL14a 1767 2002 .77 .75 .64 .62 .57 .71 .74 .50 .46 .47 22 ABL14b 1706 2002 .72 .73 .75 .82 .72 .68 .82 .84 .77 .63 .73 .73 23 ABL15a 1706 2002 .57 .62 .76 .77 .59 .55 .80 .83 .74 .55 .35B .37B 24 ABL15b 1757 2002 .60 .60 .54 .64 .70 .60 .59 .70 .44 .44 25 ABL15c 1696 2002 .37 .37 .52 .72 .75 .71 .56 .65 .79 .74 .42 .36 .34 26 ABL16a 1748 2002 .53 .52 .59 .52 .67 .81 .76 .57 .51 .72 .72 27 ABL17a 1697 2002 .70 .70 .71 .77 .77 .72 .67 .76 .83 .75 .52 .64 .65 28 ABL17b 1607 2002 .48 .60 .68 .65 .81 .83 .84 .71 .46 .48 .67 .68 .64 .58 .71 .70 29 ABL18a 1865 2002 .36 .41 .53 .60 .49 .46 30 ABL18b 1850 2002 .35 .62 .54 .38 .71 .71 31 ABL19a 1885 2002 .81 .84 .64 .74 .74 32 ABL19b 1885 2002 .72 .67 .59 .77 .77 33 ABL20a 1747 2002 .72 .74 .84 .76 .54 .45 .61 .66 .61 .63 .63 34 ABL21a 1740 2002 .34B .52 .63 .72 .68 .66 .82 .76 .49 .57 .56 35 ABL22a 1740 1952 .71 .78 .77 .78 .72 .70 .73 .29B .26B 36 ABL23a 1674 2002 .36 .45 .65 .66 .61 .64 .52 .45 .62 .78 .84 .56 .55 .56 37 ABL24b 1695 2002 .52 .51 .50 .62 .76 .70 .72 .75 .83 .77 .62 .78 .75 Av segment correlation .48 .54 .50 .53 .59 .63 .67 .70 .63 .59 .65 .73 .70 .56 .57 .58 PART 7: DESCRIPTIVE STATISTICS: Almond Butter Lower 17:16 Mon 09 Jan 2006 Page 9 ----------------------------------------------------------------------------------------------------------------------------------- Corr //-------- Unfiltered --------\\ //---- Filtered -----\\ No. No. No. with Mean Max Std Auto Mean Max Std Auto AR Seq Series Interval Years Segmt Flags Master msmt msmt dev corr sens value dev corr () --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- 1 ABL01a 1698 1958 261 11 1 .572 .20 .53 .074 .650 .233 2.70 .338 -.027 1 2 ABL01b 1609 1986 378 15 0 .586 .17 .45 .077 .787 .230 2.72 .379 -.036 1 3 ABL02b 1705 2002 298 12 1 .602 .25 1.24 .202 .897 .270 2.63 .352 -.036 2 4 ABL03a 1703 2002 300 12 0 .715 .32 .89 .170 .878 .200 2.64 .301 -.037 1 5 ABL03b 1658 2002 345 14 0 .670 .32 1.06 .170 .868 .194 2.66 .376 -.029 1 6 ABL04a 1832 2002 171 7 0 .632 .46 1.00 .169 .698 .222 2.69 .462 -.058 1 7 ABL04b 1832 2002 171 7 0 .547 .43 1.12 .206 .828 .208 2.68 .406 -.029 1 8 ABL05a 1689 1977 289 12 0 .664 .30 1.24 .221 .868 .234 2.81 .403 -.031 1 9 ABL05b 1690 1980 291 12 1 .591 .30 1.25 .224 .871 .236 2.80 .419 -.042 1 10 ABL06a 1729 1940 212 8 0 .684 .24 1.19 .188 .856 .270 2.70 .409 -.024 2 11 ABL06b 1729 1951 223 9 0 .715 .33 1.08 .173 .804 .233 2.55 .297 -.031 2 12 ABL07a 1824 2002 179 8 0 .521 .53 1.37 .286 .784 .238 2.61 .460 -.016 1 13 ABL07b 1824 2002 179 8 0 .583 .51 1.53 .308 .858 .226 2.63 .421 -.025 1 14 ABL08a 1814 1935 122 5 0 .722 .43 .81 .169 .806 .182 2.40 .328 -.006 1 15 ABL09a 1743 2002 260 11 0 .479 .29 1.40 .246 .924 .230 2.60 .335 -.052 1 16 ABL09b 1738 2002 265 11 1 .540 .29 1.82 .247 .927 .220 2.60 .287 -.018 1 17 ABL10a 1711 1993 283 11 0 .691 .34 .91 .137 .779 .207 2.54 .332 -.047 2 18 ABL11a 1707 2002 296 12 0 .714 .45 1.54 .219 .834 .188 2.59 .348 -.036 1 19 ABL11b 1701 2002 302 12 2 .624 .42 1.39 .192 .798 .197 2.68 .357 -.069 1 20 ABL12a 1722 2002 281 12 0 .631 .35 1.17 .191 .871 .214 2.69 .373 -.034 1 21 ABL14a 1767 2002 236 10 0 .641 .48 1.41 .230 .851 .181 2.67 .376 -.013 2 22 ABL14b 1706 2002 297 12 0 .744 .64 1.74 .262 .799 .184 2.68 .398 -.015 2 23 ABL15a 1706 2002 297 12 2 .647 .30 .73 .093 .767 .158 2.77 .385 -.025 2 24 ABL15b 1757 2002 246 10 0 .576 .31 1.19 .126 .762 .180 2.92 .444 -.014 2 25 ABL15c 1696 2002 307 13 0 .595 .35 .89 .105 .679 .174 2.68 .388 -.037 2 26 ABL16a 1748 2002 255 11 0 .632 .44 1.18 .231 .846 .226 2.65 .406 -.039 1 27 ABL17a 1697 2002 306 13 0 .728 .28 1.15 .215 .897 .254 2.53 .315 .008 2 28 ABL17b 1607 2002 396 16 0 .629 .26 1.01 .190 .890 .229 2.62 .336 -.032 2 29 ABL18a 1865 2002 138 6 0 .459 .68 2.33 .427 .912 .167 2.79 .469 -.077 1 30 ABL18b 1850 2002 153 6 0 .514 .55 1.67 .300 .876 .172 2.62 .394 -.070 1 31 ABL19a 1885 2002 118 5 0 .750 .90 1.65 .230 .423 .204 2.47 .429 -.036 1 32 ABL19b 1885 2002 118 5 0 .738 .83 1.68 .230 .558 .199 2.76 .479 -.070 1 33 ABL20a 1747 2002 256 11 0 .640 .41 1.21 .222 .859 .221 2.82 .535 -.055 2 34 ABL21a 1740 2002 263 11 1 .621 .41 2.58 .395 .913 .308 2.62 .400 -.035 2 35 ABL22a 1740 1952 213 9 2 .591 .29 1.13 .198 .770 .288 2.65 .332 -.047 1 36 ABL23a 1674 2002 329 14 0 .593 .33 2.36 .301 .890 .252 2.55 .262 -.042 2 37 ABL24b 1695 2002 308 13 0 .690 .46 1.71 .302 .854 .273 2.45 .294 -.048 3 --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- Total or mean: 9342 386 11 .631 .37 2.58 .207 .826 .221 2.92 .372 -.035