Chronology file name : NONE Measurement file name : CANA066.RWL Date checked : 16JAN96 Technician's name : MARIETTE SEKLECKI Supervisor's name : HENRI D. GRISSINO-MAYER Beginning year : 1748 Ending year : 1988 Principal investigators: F.H. SCHWEINGRUBER Site name : NO NAME LAKE Site location : CANADA Species information : PCMA BLACK SPRUCE Latitude : 5435N Longitude : 7734W Elevation : 450 M Series intercorrelation: 0.433 Avg mean sensitivity : 0.158 Avg standard deviation : 0.232 Avg autocorrelation : 0.877 Number dated series : 24 Segment length tested : 50 Number problem segments: 33 Pct problem segments : 26.40 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: #9 835071 1887-1974, #12 835082 1900-1983 HAVE LOW CORRELATIONS #24 835182 SHOULD BE DIVIDED INTO TWO SERIES RATHER THAN BE MISSING ALL RINGS 1805-1914 ALL FLAGS = LOW CORRELATIONS WITH MASTER GOOD CHRONOLOGY, BUT COULD BE IMPROVED PART 5: CORRELATION OF SERIES BY SEGMENTS: 17:33 Tue 16 JAN 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 1750 1775 1800 1825 1850 1875 1900 1925 1950 1799 1824 1849 1874 1899 1924 1949 1974 1999 --- -------- --------- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- 1 835011 1885 1988 .41 .63 .65 .54 2 835012 1889 1988 .67 .69 .65 .40 3 835021 1865 1988 .17B .35 .70 .73 .51 4 835022 1865 1988 .15B .26A .41 .57 .45 5 835041 1756 1947 .57 .64 .70 .60 .44 .28A .37 6 835042 1748 1988 .54 .63 .75 .49 .28B .34 .36 .56 .52 7 835051 1881 1988 .08B .07B .51 .49 8 835052 1880 1988 .43 .47 .38 .34 9 835071 1887 1988 -.11B-.07B-.06B .51 10 835072 1888 1988 .39 .42 .66 .59 11 835081 1806 1884 .40 .52 .46 12 835082 1780 1983 .56 .61 .55 .50 .53 -.04B-.30B-.25B 13 835091 1802 1986 .55 .45 .33 .44 .29A .18B .07B 14 835092 1795 1938 .49 .19B .08B .45 .54 .51 15 835111 1877 1988 .53 .62 .63 .50 16 835112 1868 1988 .29A .39 .49 .49 .51 17 835131 1901 1988 .33B .46 .39 18 835132 1899 1988 .25B .25B .37 .44 19 835161 1807 1941 .64 .67 .47 .35 .57 20 835162 1819 1988 .74 .74 .64 .49 .51 .26B .15A 21 835171 1754 1858 .76 .76 .74 .73 22 835172 1753 1844 .85 .80 .74 23 835181 1765 1936 .79 .80 .31A .32A .49 .17B .32A 24 835182 1763 1988 .65 .49 -.01B .04B-.02B .00B .32A .49 .40 PART 7: DESCRIPTIVE STATISTICS: 17:33 Tue 16 JAN 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 835011 1885 1988 104 4 0 0.506 0.66 1.13 0.193 0.735 0.163 2.06 0.402 -0.007 2 2 835012 1889 1988 100 4 0 0.542 0.69 1.21 0.231 0.868 0.129 2.07 0.383 0.064 3 3 835021 1865 1988 124 5 1 0.478 0.69 1.60 0.317 0.890 0.161 1.95 0.324 0.017 1 4 835022 1865 1988 124 5 2 0.323 0.48 1.05 0.148 0.795 0.162 2.11 0.377 0.030 2 5 835041 1756 1947 192 7 1 0.505 0.40 1.02 0.173 0.829 0.170 2.16 0.353 -0.011 2 6 835042 1748 1988 241 9 1 0.488 0.28 0.73 0.132 0.897 0.161 2.20 0.326 -0.030 1 7 835051 1881 1988 108 4 2 0.242 0.50 0.95 0.186 0.755 0.191 1.70 0.200 -0.053 1 8 835052 1880 1988 109 4 0 0.425 0.47 1.00 0.166 0.930 0.113 1.86 0.369 -0.024 1 9 835071 1887 1988 102 4 3 0.099 0.90 1.92 0.444 0.877 0.186 1.81 0.196 -0.029 1 10 835072 1888 1988 101 4 0 0.479 1.12 2.24 0.464 0.844 0.165 1.96 0.348 -0.014 1 11 835081 1806 1884 79 3 0 0.449 0.43 0.82 0.129 0.798 0.138 2.02 0.382 -0.016 1 12 835082 1780 1983 204 8 3 0.290 0.31 0.88 0.170 0.927 0.138 1.87 0.264 -0.016 1 13 835091 1802 1986 185 7 3 0.333 0.36 0.99 0.198 0.912 0.194 1.87 0.221 -0.024 1 14 835092 1795 1938 144 6 2 0.349 0.30 0.79 0.180 0.927 0.188 1.99 0.287 0.069 1 15 835111 1877 1988 112 4 0 0.548 0.71 2.27 0.536 0.968 0.153 2.05 0.338 0.017 1 16 835112 1868 1988 121 5 1 0.406 0.76 2.22 0.569 0.970 0.134 1.95 0.328 -0.033 1 17 835131 1901 1988 88 3 1 0.357 0.49 0.68 0.086 0.746 0.102 1.78 0.265 -0.056 1 18 835132 1899 1988 90 4 2 0.320 0.70 1.09 0.206 0.861 0.128 2.05 0.426 -0.022 2 19 835161 1807 1941 135 5 0 0.548 0.38 0.91 0.218 0.916 0.196 1.95 0.377 -0.006 2 20 835162 1819 1988 170 7 2 0.476 0.32 0.56 0.120 0.826 0.195 1.74 0.236 -0.008 1 21 835171 1754 1858 105 4 0 0.728 0.53 1.15 0.237 0.883 0.148 1.90 0.334 -0.045 1 22 835172 1753 1844 92 3 0 0.791 0.56 1.19 0.253 0.873 0.170 1.86 0.374 -0.058 1 23 835181 1765 1936 172 7 4 0.467 0.39 1.15 0.210 0.878 0.184 1.76 0.188 -0.024 1 24 835182 1763 1988 226 9 5 0.370 0.17 1.13 0.250 0.954 0.098 1.93 0.234 -0.011 2 --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- Total or mean: 3228 125 33 0.433 0.48 2.27 0.232 0.877 0.158 2.20 0.304 -0.012