Chronology file name : NONE Measurement file name : CANA067.RWL Date checked : 05FEB96 Technician's name : MARIETTE SEKLECKI Supervisor's name : HENRI D. GRISSINO-MAYER Beginning year : 1743 Ending year : 1988 Principal investigators: F.H. SCHWEINGRUBER Site name : NO NAME LAKE (TROCKEN) Site location : CANADA Species information : PCMA BLACK SPRUCE Latitude : 5435N Longitude : 7734W Elevation : 450 M Series intercorrelation: 0.486 Avg mean sensitivity : 0.165 Avg standard deviation : 0.158 Avg autocorrelation : 0.809 Number dated series : 24 Segment length tested : 50 Number problem segments: 27 Pct problem segments : 17.31 Are there obvious misdated series? NO Number possible misdated series : N/A Percent misdated series : 0.00 Do they affect chronology quality? N/A Recommend withhold from ITRDB? N/A Comments: #23 836371 1900-1974 IS POSSIBLY MISDATED #9 836261 SHOULD BE DIVIDED INTO TWO SERIES RATHER THAN BE MISSING ALL RINGS 1823-1849 #15 836311 SAME FOR 1851-1917 DATA SET COULD BE IMPROVED PART 5: CORRELATION OF SERIES BY SEGMENTS: 16:11 Tue 05 FEB 1996 Page 5 ----------------------------------------------------------------------------------------------------------------------------------- Correlations of 50-year dated segments, lagged 25 years Flags: A = correlation under 0.3281 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 1774 1799 1824 1849 1874 1899 1924 1949 1974 1999 --- -------- --------- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- 1 836211 1747 1873 .68 .69 .49 .57 .59 2 836212 1743 1848 .54 .56 .49 .44 3 836221 1756 1988 .62 .52 .51 .49 .45 .41B .46 .57 .38 4 836222 1757 1988 .72 .65 .63 .64 .59 .42 .55 .61 .45 5 836231 1845 1988 .42 .40 .50 .73 .63 .57 6 836232 1853 1987 .51 .57 .67 .69 .54 7 836251 1844 1988 .60 .63 .65 .78 .72 .59 8 836252 1819 1988 .66 .64 .68 .71 .74 .65 .55 9 836261 1751 1988 .67 .35 .06B .28B .42 .43 .33 .01B-.01B 10 836262 1752 1952 .64 .60B .38 .27A .29A .39 .39 .36 11 836271 1818 1909 .40 .42 .46 .49 12 836272 1831 1988 .56 .63 .26A .29A .54 .41 13 836301 1827 1988 .69 .56 .27B .30A .50 .51 14 836302 1779 1988 .61 .57 .50 .46 .34 .50 .50 .50 15 836311 1767 1943 .07B .09B .12B .11B-.20B .09B .31A 16 836312 1766 1922 .39 .38 .63 .60 .54 .41 17 836341 1807 1988 .63 .55 .49 .44 .63 .67 .58 18 836342 1808 1988 .55 .71 .53 .34 .65 .70 .74 19 836351 1776 1988 .62 .58 .54 .48 .10B .10B .33A .28A 20 836352 1769 1988 .61 .55 .57 .62 .50B .42 .39 .38B .39 21 836361 1898 1988 .57 .59 .61 .58 22 836362 1867 1988 .53 .60 .63 .63 .51 23 836371 1864 1988 .51 .55 .17B .14B .54 24 836372 1847 1988 .63 .62 .65 .75 .48 .34 PART 7: DESCRIPTIVE STATISTICS: 16:11 Tue 05 FEB 1996 Page 6 ----------------------------------------------------------------------------------------------------------------------------------- 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 836211 1747 1873 127 5 0 0.597 0.38 0.73 0.147 0.776 0.204 1.98 0.388 -0.039 1 2 836212 1743 1848 106 4 0 0.494 0.40 0.95 0.185 0.866 0.192 1.92 0.346 -0.077 1 3 836221 1756 1988 233 9 1 0.476 0.29 0.74 0.135 0.892 0.165 2.03 0.410 -0.008 1 4 836222 1757 1988 232 9 0 0.590 0.32 1.03 0.162 0.869 0.170 2.10 0.302 -0.011 1 5 836231 1845 1988 144 6 0 0.570 0.55 1.14 0.194 0.854 0.142 2.07 0.345 0.035 1 6 836232 1853 1987 135 5 0 0.582 0.63 1.24 0.222 0.809 0.148 2.27 0.400 -0.018 2 7 836251 1844 1988 145 6 0 0.660 0.50 0.95 0.161 0.809 0.158 2.27 0.469 -0.046 2 8 836252 1819 1988 170 7 0 0.656 0.39 0.68 0.090 0.693 0.135 1.96 0.356 0.004 1 9 836261 1751 1988 238 9 4 0.280 0.29 0.84 0.172 0.864 0.182 1.82 0.190 -0.047 1 10 836262 1752 1952 201 8 3 0.424 0.35 0.73 0.124 0.857 0.142 2.14 0.332 -0.011 1 11 836271 1818 1909 92 4 0 0.439 0.33 0.56 0.088 0.771 0.157 1.98 0.409 -0.009 1 12 836272 1831 1988 158 6 2 0.424 0.25 0.54 0.084 0.594 0.198 1.93 0.225 -0.027 1 13 836301 1827 1988 162 6 2 0.457 0.38 0.65 0.081 0.443 0.162 1.98 0.222 -0.014 1 14 836302 1779 1988 210 8 0 0.505 0.45 1.03 0.190 0.886 0.146 2.01 0.367 -0.058 1 15 836311 1767 1943 177 7 7 0.145 0.24 1.13 0.271 0.931 0.156 1.78 0.190 -0.043 2 16 836312 1766 1922 157 6 0 0.461 0.30 1.36 0.247 0.941 0.173 1.85 0.258 -0.043 1 17 836341 1807 1988 182 7 0 0.574 0.32 0.60 0.090 0.743 0.150 1.94 0.366 0.002 1 18 836342 1808 1988 181 7 0 0.591 0.34 0.68 0.110 0.731 0.175 2.01 0.349 0.005 1 19 836351 1776 1988 213 8 4 0.413 0.33 0.96 0.157 0.878 0.172 2.05 0.282 -0.003 1 20 836352 1769 1988 220 9 2 0.501 0.36 1.18 0.172 0.897 0.161 2.06 0.360 -0.023 2 21 836361 1898 1988 91 4 0 0.564 0.48 0.85 0.151 0.639 0.207 2.09 0.366 0.076 1 22 836362 1867 1988 122 5 0 0.562 0.49 0.96 0.204 0.896 0.137 1.93 0.324 -0.075 1 23 836371 1864 1988 125 5 2 0.307 0.48 0.92 0.160 0.640 0.186 1.71 0.182 -0.038 1 24 836372 1847 1988 142 6 0 0.528 0.47 1.00 0.208 0.886 0.177 1.81 0.208 -0.039 1 --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- Total or mean: 3963 156 27 0.486 0.38 1.36 0.158 0.809 0.165 2.27 0.315 -0.021