Ymir, British Columbia, Canada - CANA228 Additional Site Information Rob Wilson and Brian Luckman Purpose of Collection: Climatology - temperature analyses Measurement type: Total ring width Location of core material: Department of Geography, University of Western Ontario References: Wilson, R.J.S. and Luckman, B.H. 2002. Tree-ring reconstruction of maximum and minimum temperatures and the diurnal temperature range in British Columbia, Canada. Dendrochronologia, 20(3): 257-268. Wilson, R.J.S. and Luckman, B.H. 2003. Dendroclimatic Reconstruction of Maximum Summer Temperatures from Upper Tree-Line Sites in Interior British Columbia. The Holocene. 13(6): 853-863. Wilson, R., D’Arrigo. R., Buckley, B., Büntgen, U., Esper, J., Frank, D., Luckman, B., Payette, S. Vose, R. and Youngblut, D. In Press 2007. A matter of divergence – tracking recent warming at hemispheric scales using tree-ring data. Journal of Geophysical Research - Atmopsheres. VOL. 112, XXXXXX, doi:10.1029/2006JD008318 NOTES: Aspect: S Slope Angle: 25-30 Estimated Species Composition: 75% SF, 20% ES, 5% AL ES = Engelmann spruce; SF = Sub-alpine fir; WP = Whitebark pine; AL = Alpine larch; C = Western red cedar; MH = Mountain hemlock; LP = Lodgepole pine Site Information: Relatively damp slopes. Evidence of fire COFECHA output: Chronology file name : N/A Measurement file name : CANA228.RWL Date checked : 17JUL07 Checked by : B. Bauer Beginning year : 1573 Ending year : 1997 Principal investigators: Rob Wilson Brian Luckman Site name : Ymir Site location : Canada Species information : PCEN ENGELMANN SPRUCE Latitude : 4958 Longitude : -11718 Elevation : 1980M Series intercorrelation: 0.599 Avg mean sensitivity : 0.222 Avg standard deviation : 0.408 Avg autocorrelation : 0.785 Number dated series : 37 Segment length tested : 50 Number problem segments: 19 Pct problem segments : 7.66 PART 5: CORRELATION OF SERIES BY SEGMENTS: Ymir 10:36 Tue 17 Jul 2007 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 1649 1674 1699 1724 1749 1774 1799 1824 1849 1874 1899 1924 1949 1974 1999 --- -------- --------- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- 1 Y9802E 1869 1997 .33 .28A .42 .35 .43 2 Y9804N 1826 1997 .69 .67 .61 .68 .69 .63 3 Y9804E 1826 1997 .72 .77 .79 .72 .65 .65 4 Y9804W 1856 1997 .59 .69 .74 .69 .68 5 Y9805N 1815 1984 .69 .61 .63 .73 .75 .65 .62 6 Y9805W 1808 1989 .66 .67 .64 .57 .59 .76 .67 7 Y9806E 1836 1997 .49 .60 .71 .61 .52 .64 8 Y9807N 1850 1997 .57 .54 .65 .68 .67 9 Y9807E 1825 1997 .67 .54 .68 .80 .73 .72 10 Y9807W 1842 1997 .50 .55 .59 .70 .76 .74 11 Y9808N 1848 1997 .42 .34 .43B .40 .64 .78 12 Y9808S 1848 1997 .39 .46 .63 .53 .65 .69 13 Y9809N 1849 1997 .42 .47 .43 .30B .49 .58 14 Y9811W 1839 1997 .31A .29A .30A .55 .68 .64 15 Y9813N 1744 1997 .31A .31A .29A .44 .64 .70 .58 .66 .72 .73 16 Y9813S 1795 1997 .27B .36 .44 .53 .51 .64 .77 .75 17 Y9813E 1733 1997 .40 .42 .46 .40 .47 .32A .44 .78 .82 .75 18 Y9813W 1862 1997 .51 .63 .72 .78 .77 19 Y9813X 1850 1997 .54 .58 .56 .57 .69 20 Y9814N 1867 1997 .71 .66 .70 .78 .79 21 Y9814S 1876 1997 .46 .70 .79 .82 22 Y9814W 1868 1997 .75 .68 .60 .71 .68 23 Y9815N 1826 1997 .57 .80 .79 .73 .69 .74 24 Y9815E 1793 1997 .46 .53 .65 .81 .72 .70 .77 .81 25 Y9815W 1803 1997 .34 .55 .62 .66 .80 .73 .72 26 Y9816N 1810 1997 .34B .32A .28A .45 .59 .73 .82 27 Y9816S 1810 1997 .39 .47 .53 .46 .55 .66 .74 28 Y9816E 1816 1997 .41 .42 .35 .33 .50 .78 .83 29 Y9816W 1818 1997 .24B .33 .36 .49 .62 .66 .66 30 Y9818S 1837 1997 .31A .14B .30B .59 .74 .81 31 Y9818W 1792 1997 .37 .49 .69 .58 .62 .62 .71 .71 32 Y9819N 1849 1997 .42 .47 .60 .64 .63 .65 33 Y9819W 1857 1997 .45 .55 .55 .56 .65 34 Y9820N 1573 1972 .46 .55 .60 .77 .74 .67 .72 .70 .62 .64 .59 .62 .53 .32B 35 Y9820S 1687 1818 .82 .77 .68 .70 .53 36 Y9820W 1605 1990 .46 .55 .61 .81 .77 .63 .79 .64 .51 .64 .63 .67 .48 .43 .45 37 Y9820X 1856 1993 .60 .64 .66 .62 .44 Av segment correlation .46 .55 .60 .80 .76 .54 .59 .47 .46 .52 .53 .57 .62 .66 .69 PART 7: DESCRIPTIVE STATISTICS: Ymir 10:36 Tue 17 Jul 2007 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 Y9802E 1869 1997 129 5 1 .386 1.19 2.47 .354 .696 .175 2.34 .300 -.082 2 2 Y9804N 1826 1997 172 6 0 .654 .87 1.82 .277 .638 .192 2.69 .561 -.066 1 3 Y9804E 1826 1997 172 6 0 .694 .75 1.79 .325 .794 .201 2.46 .319 -.031 1 4 Y9804W 1856 1997 142 5 0 .681 .91 2.35 .275 .675 .176 2.72 .479 .017 1 5 Y9805N 1815 1984 170 7 0 .637 1.03 3.52 .588 .808 .212 2.81 .445 -.010 1 6 Y9805W 1808 1989 182 7 0 .628 .88 2.59 .462 .836 .214 2.75 .424 -.014 1 7 Y9806E 1836 1997 162 6 0 .575 .93 2.20 .500 .877 .226 2.72 .483 -.025 1 8 Y9807N 1850 1997 148 5 0 .637 2.11 5.53 1.067 .883 .202 2.76 .449 .005 1 9 Y9807E 1825 1997 173 6 0 .698 1.54 4.59 .944 .921 .219 2.69 .465 -.041 1 10 Y9807W 1842 1997 156 6 0 .679 2.03 5.15 1.082 .894 .196 2.75 .425 -.008 1 11 Y9808N 1848 1997 150 6 1 .550 .32 .66 .142 .844 .218 2.58 .498 -.032 3 12 Y9808S 1848 1997 150 6 0 .585 .53 1.50 .237 .797 .209 2.75 .455 -.048 1 13 Y9809N 1849 1997 149 6 1 .446 .91 1.93 .331 .807 .178 2.66 .504 .004 2 14 Y9811W 1839 1997 159 6 3 .528 1.52 3.39 .439 .698 .163 2.64 .391 -.093 1 15 Y9813N 1744 1997 254 10 3 .557 .81 2.78 .419 .810 .220 2.73 .336 -.024 1 16 Y9813S 1795 1997 203 8 1 .574 1.01 2.16 .390 .738 .226 2.58 .389 -.018 1 17 Y9813E 1733 1997 265 10 1 .532 .81 2.00 .396 .764 .257 2.54 .313 -.032 1 18 Y9813W 1862 1997 136 5 0 .700 1.26 2.86 .423 .697 .184 2.65 .390 -.051 1 19 Y9813X 1850 1997 148 5 0 .593 1.02 2.23 .343 .628 .226 2.55 .367 -.032 1 20 Y9814N 1867 1997 131 5 0 .708 .95 1.85 .311 .675 .210 2.68 .375 -.011 1 21 Y9814S 1876 1997 122 4 0 .627 1.00 2.08 .373 .770 .209 2.60 .439 -.051 1 22 Y9814W 1868 1997 130 5 0 .694 1.04 1.89 .319 .666 .200 2.71 .494 -.038 1 23 Y9815N 1826 1997 172 6 0 .689 1.51 2.95 .532 .821 .168 2.60 .460 -.016 1 24 Y9815E 1793 1997 205 8 0 .673 1.39 2.79 .579 .854 .194 2.61 .440 -.013 1 25 Y9815W 1803 1997 195 7 0 .640 1.11 2.21 .379 .794 .180 2.90 .527 .032 1 26 Y9816N 1810 1997 188 7 3 .577 .65 1.68 .305 .785 .254 2.61 .397 -.048 1 27 Y9816S 1810 1997 188 7 0 .556 .56 1.28 .231 .723 .268 2.68 .505 -.079 3 28 Y9816E 1816 1997 182 7 0 .574 .75 1.96 .370 .852 .217 2.74 .545 -.046 1 29 Y9816W 1818 1997 180 7 1 .517 .80 1.92 .277 .693 .217 2.54 .463 -.023 3 30 Y9818S 1837 1997 161 6 3 .587 .77 3.02 .586 .834 .222 2.82 .384 -.054 1 31 Y9818W 1792 1997 206 8 0 .587 .74 1.88 .391 .864 .186 2.56 .392 -.016 1 32 Y9819N 1849 1997 149 6 0 .571 .66 1.16 .176 .547 .201 2.60 .466 -.009 1 33 Y9819W 1857 1997 141 5 0 .578 .80 1.79 .247 .731 .171 2.71 .489 -.038 1 34 Y9820N 1573 1972 400 14 1 .574 .57 1.95 .436 .935 .287 2.61 .337 -.027 3 35 Y9820S 1687 1818 132 5 0 .664 .56 1.17 .184 .725 .205 2.67 .474 -.065 1 36 Y9820W 1605 1990 386 15 0 .579 .39 1.23 .285 .905 .295 2.64 .357 -.045 1 37 Y9820X 1856 1993 138 5 0 .554 .18 .52 .090 .480 .405 2.71 .491 -.024 1 --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- Total or mean: 6626 248 19 .599 .91 5.53 .408 .785 .222 2.90 .424 -.031