Chronology file name : NONE Measurement file name : CANA064.RWL Date checked : 16JAN96 Technician's name : MARIETTE SEKLECKI Supervisor's name : HENRI D. GRISSINO-MAYER Beginning year : 1841 Ending year : 1988 Principal investigators: F.H. SCHWEINGRUBER Site name : WAKUACH LAKE Site location : CANADA Species information : PCMA BLACK SPRUCE Latitude : 5517N Longitude : 6707W Elevation : 1200 M Series intercorrelation: 0.510 Avg mean sensitivity : 0.188 Avg standard deviation : 0.446 Avg autocorrelation : 0.888 Number dated series : 23 Segment length tested : 50 Number problem segments: 17 Pct problem segments : 16.04 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: MANY INNER RING SEGMENTS WITH LOW CORRELATIONS #10 824071 HAS LOW CORRELATION ALL FLAGS = LOW CORRELATIONS WITH MASTER VERY GOOD DATA SET PART 5: CORRELATION OF SERIES BY SEGMENTS: 17:26 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 1825 1850 1875 1900 1925 1950 1874 1899 1924 1949 1974 1999 --- -------- --------- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- 1 824011 1873 1988 .64 .66 .67 .61 .63 2 824021 1884 1988 .57 .53 .58 .54 3 824022 1889 1988 .52 .51 .72 .65 4 824041 1870 1988 .39B .37 .35 .29A .25B 5 824042 1873 1988 .37 .34 .32A .43 .49 6 824051 1868 1987 .70 .66 .59 .60 .60 7 824052 1870 1988 .43B .52 .43 .52 .49 8 824061 1884 1987 .41 .45 .63 .68 9 824062 1888 1988 .56 .54 .58 .56 10 824071 1842 1988 .39 .28A .22A .29A .16B .17A 11 824072 1841 1988 .33A .26A .35 .48 .38 .16B 12 824081 1889 1988 .63 .54 .64 .57 13 824082 1880 1984 .58 .62 .63 .47 14 824091 1871 1988 .50 .61 .65 .60 .55 15 824092 1882 1988 .47 .43 .63 .68 16 824101 1874 1988 .21A .20A .34 .69 .64 17 824102 1882 1987 .48 .58 .75 .74 18 824111 1870 1988 .52 .54 .55 .82 .82 19 824112 1879 1988 .43 .76 .76 .71 20 824121 1857 1988 .34 .64 .62 .68 .67 21 824122 1885 1988 .57 .39 .37 .32A 22 824131 1871 1988 .52 .52 .57 .60 .55 23 824132 1878 1988 .45 .31A .35 .58 PART 7: DESCRIPTIVE STATISTICS: 17:26 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 824011 1873 1988 116 5 0 0.652 0.79 3.62 0.807 0.928 0.210 2.15 0.465 0.003 1 2 824021 1884 1988 105 4 0 0.575 0.79 2.34 0.494 0.919 0.156 1.97 0.372 -0.055 1 3 824022 1889 1988 100 4 0 0.570 0.72 1.90 0.433 0.871 0.205 1.82 0.227 0.025 1 4 824041 1870 1988 119 5 3 0.320 0.79 2.02 0.428 0.939 0.136 1.95 0.301 -0.026 1 5 824042 1873 1988 116 5 1 0.391 0.67 1.61 0.407 0.948 0.152 1.95 0.328 0.034 1 6 824051 1868 1987 120 5 0 0.637 0.53 1.60 0.366 0.912 0.208 2.22 0.413 -0.015 1 7 824052 1870 1988 119 5 1 0.465 0.41 1.54 0.342 0.927 0.220 2.15 0.426 0.002 1 8 824061 1884 1987 104 4 0 0.561 0.76 1.64 0.425 0.878 0.207 2.20 0.473 -0.002 1 9 824062 1888 1988 101 4 0 0.564 0.62 1.60 0.499 0.939 0.209 1.99 0.325 0.010 1 10 824071 1842 1988 147 6 5 0.288 0.41 1.18 0.213 0.900 0.166 1.92 0.295 0.002 1 11 824072 1841 1988 148 6 3 0.319 0.43 1.15 0.220 0.861 0.187 2.09 0.433 -0.047 1 12 824081 1889 1988 100 4 0 0.594 0.86 2.07 0.575 0.942 0.157 1.85 0.327 0.001 1 13 824082 1880 1984 105 4 0 0.535 1.01 2.59 0.588 0.896 0.230 1.78 0.248 -0.007 3 14 824091 1871 1988 118 5 0 0.553 0.90 2.89 0.616 0.907 0.171 1.93 0.310 0.011 6 15 824092 1882 1988 107 4 0 0.572 0.74 1.93 0.448 0.885 0.212 1.93 0.325 0.060 1 16 824101 1874 1988 115 5 2 0.456 0.95 2.51 0.544 0.916 0.172 1.82 0.279 -0.049 1 17 824102 1882 1987 106 4 0 0.634 0.75 2.05 0.366 0.897 0.157 1.99 0.329 -0.028 1 18 824111 1870 1988 119 5 0 0.683 0.87 1.99 0.359 0.741 0.226 1.83 0.264 -0.028 1 19 824112 1879 1988 110 4 0 0.596 0.88 1.82 0.342 0.801 0.195 1.88 0.284 -0.003 1 20 824121 1857 1988 132 5 0 0.538 0.66 1.34 0.252 0.776 0.188 1.99 0.347 0.012 1 21 824122 1885 1988 104 4 1 0.432 0.60 1.56 0.341 0.843 0.221 2.17 0.402 -0.036 1 22 824131 1871 1988 118 5 0 0.538 1.30 3.10 0.665 0.920 0.159 2.08 0.392 0.006 1 23 824132 1878 1988 111 4 1 0.412 1.16 2.75 0.720 0.916 0.197 1.82 0.245 0.006 2 --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- Total or mean: 2640 106 17 0.510 0.76 3.62 0.446 0.888 0.188 2.22 0.341 -0.006