Eyeglass Lake, Labrador, Canada - CANA209 Additional Site Information Brendan Buckley Rosanne D'Arrigo 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., B. Buckley, S. Kaplan, and J. Woollett. 2003. Interannual to multidecadal modes of Labrador climate variability inferred from tree rings. Climate Dynamics 20: 219-228. COFECHA output: Chronology file name : CANA209.CRN Measurement file name : CANA209.RWL Date checked : 09JAN06 Checked by : B. Bauer Beginning year : 1713 Ending year : 2001 Principal investigators: Brendan Buckley Rosanne D'Arrigo Site name : Eyeglass Lake Site location : Canada Species information : PCGL WHITE SPRUCE Latitude : +5755 Longitude : -06136 Elevation : 100M Series intercorrelation: 0.704 Avg mean sensitivity : 0.248 Avg standard deviation : 0.228 Avg autocorrelation : 0.712 Number dated series : 22 Segment length tested : 50 Number problem segments: 1 Pct problem segments : 0.56 PART 5: CORRELATION OF SERIES BY SEGMENTS: Eyeglass PCGL 15:07 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 1725 1750 1775 1800 1825 1850 1875 1900 1925 1950 1975 1774 1799 1824 1849 1874 1899 1924 1949 1974 1999 2024 --- -------- --------- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- 1 EGL101A 1801 1902 .66 .71 .70 .70 2 EGL101B 1814 1965 .36 .49 .57 .63 .78 .65 3 EGL102A 1782 1904 .64 .65 .80 .79 .80 4 EGL102B 1785 2001 .77 .70 .82 .88 .80 .76 .77 .81 .80 5 EGL103A 1799 2001 .66 .66 .58 .66 .77 .79 .81 .81 .79 6 EGL103B 1763 2001 .59 .72 .63 .61 .71 .72 .73 .82 .84 .82 7 EGL104A 1870 2001 .78 .76 .81 .77 .47 .44 8 EGL104B 1860 2001 .85 .83 .82 .73 .52 .50 9 EGL105A 1770 2001 .51 .52 .54 .64 .75 .68 .77 .83 .83 .83 10 EGL105B 1876 1955 .35 .61 .70 11 EGL106A 1735 2001 .83 .76 .61 .79 .78 .73 .69 .70 .75 .82 .82 12 EGL106B 1735 2001 .85 .74 .63 .79 .78 .76 .75 .83 .81 .82 .80 13 EGL107A 1803 2001 .66 .49 .60 .83 .89 .87 .80 .80 14 EGL107B 1803 2001 .59 .51 .62 .84 .89 .89 .83 .82 15 EGL108A 1788 2001 .80 .81 .68 .72 .79 .40 .47 .82 .81 16 EGL108B 1788 2001 .76 .75 .74 .70 .44 .34 .63 .78 .76 17 EGL109A 1743 2001 .79 .79 .70 .74 .73 .77 .86 .84 .80 .72 .69 18 EGL109B 1767 2001 .78 .81 .81 .83 .82 .76 .72 .74 .76 .74 19 EGL109C 1747 2001 .58 .58 .67 .76 .60 .61 .66 .65 .78 .77 .76 20 EGL110A 1797 2001 .54 .53 .56 .68 .72 .81 .86 .51 .50 21 EGL110B 1797 2001 .60 .63 .57 .66 .77 .80 .80 .77 .77 22 EGR108' 1713 1815 .46 .51 .28B Av segment correlation .70 .66 .65 .67 .66 .72 .72 .73 .76 .75 .73 PART 7: DESCRIPTIVE STATISTICS: Eyeglass PCGL 15:07 Mon 09 Jan 2006 Page 8 ----------------------------------------------------------------------------------------------------------------------------------- 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 EGL101A 1801 1902 102 4 0 .684 .67 1.42 .275 .771 .206 2.87 .530 .005 1 2 EGL101B 1814 1965 152 6 0 .604 .93 2.78 .520 .841 .221 2.73 .396 .004 1 3 EGL102A 1782 1904 123 5 0 .732 .75 1.44 .206 .495 .198 2.52 .355 -.076 1 4 EGL102B 1785 2001 217 9 0 .784 .83 1.76 .331 .744 .227 2.65 .392 -.060 1 5 EGL103A 1799 2001 203 9 0 .734 .63 1.20 .198 .653 .201 2.66 .384 -.018 1 6 EGL103B 1763 2001 239 10 0 .697 .69 1.29 .236 .648 .222 2.77 .445 -.048 1 7 EGL104A 1870 2001 132 6 0 .671 .64 1.44 .192 .504 .233 2.74 .504 -.016 1 8 EGL104B 1860 2001 142 6 0 .705 .69 1.66 .242 .677 .222 2.67 .485 -.006 1 9 EGL105A 1770 2001 232 10 0 .688 .52 1.49 .271 .805 .261 2.63 .360 -.039 1 10 EGL105B 1876 1955 80 3 0 .595 .73 1.17 .200 .234 .262 2.63 .412 .007 1 11 EGL106A 1735 2001 267 11 0 .753 .42 1.19 .216 .741 .294 2.77 .426 .010 1 12 EGL106B 1735 2001 267 11 0 .784 .45 1.31 .251 .780 .296 2.68 .427 .004 1 13 EGL107A 1803 2001 199 8 0 .772 .75 1.94 .355 .733 .270 2.63 .392 -.037 2 14 EGL107B 1803 2001 199 8 0 .777 .75 1.92 .356 .729 .279 2.58 .386 -.030 2 15 EGL108A 1788 2001 214 9 0 .648 .32 .76 .142 .705 .248 2.65 .312 -.041 2 16 EGL108B 1788 2001 214 9 0 .631 .30 .88 .161 .761 .268 2.90 .425 -.024 1 17 EGL109A 1743 2001 259 11 0 .762 .24 .57 .110 .756 .256 2.61 .341 -.028 1 18 EGL109B 1767 2001 235 10 0 .756 .25 .68 .104 .763 .229 2.60 .441 -.051 1 19 EGL109C 1747 2001 255 11 0 .671 .30 .95 .164 .843 .238 2.76 .415 .010 1 20 EGL110A 1797 2001 205 9 0 .623 .68 1.45 .204 .425 .237 2.80 .425 -.038 1 21 EGL110B 1797 2001 205 9 0 .713 .45 1.22 .211 .784 .217 2.69 .308 -.034 1 22 EGR108' 1713 1815 103 3 1 .329 .22 .76 .178 .879 .346 2.45 .313 .008 1 --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- Total or mean: 4244 177 1 .704 .53 2.78 .228 .712 .248 2.90 .401 -.024