Chronology file name : NONE Measurement file name : CO516.RWL Date checked : 11MAR96 Technician's name : MARIETTE SEKLECKI Supervisor's name : HENRI D. GRISSINO-MAYER Beginning year : 1694 Ending year : 1982 Principal investigators: F. KIENAST Site name : NIWOT RIDGE Site location : COLORADO, USA Species information : PCEN ENGELMANN SPRUCE Latitude : 4003N Longitude : 10534W Elevation : 3400 M Series intercorrelation: 0.642 Avg mean sensitivity : 0.195 Avg standard deviation : 0.186 Avg autocorrelation : 0.744 Number dated series : 23 Segment length tested : 50 Number problem segments: 5 Pct problem segments : 2.54 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: ALL FLAGS = LOW CORRELATIONS WITH MASTER EXCELLENT HIGH QUALITY DATA SET PART 5: CORRELATION OF SERIES BY SEGMENTS: 11:07 Mon 11 MAR 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 1700 1725 1750 1775 1800 1825 1850 1875 1900 1925 1950 1749 1774 1799 1824 1849 1874 1899 1924 1949 1974 1999 --- -------- --------- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- 1 670011 1718 1982 .63 .64 .73 .74 .70 .80 .83 .75 .58 .63 .58 2 670012 1719 1982 .81 .81 .69 .71 .82 .84 .87 .81 .65 .60 .48 3 670021 1827 1982 .73 .68 .52 .61 .71 .70 4 670022 1850 1982 .74 .61 .25B .36 .41 5 670031 1799 1982 .62 .63 .74 .72 .55 .51 .61 .63 6 670032 1750 1982 .50 .52 .54 .70 .80 .67 .60 .67 .67 7 670041 1869 1982 .57 .54 .35 .50 .54 8 670042 1818 1982 .38 .46 .78 .68 .40 .39 .36 9 670051 1802 1982 .69 .71 .83 .82 .69 .70 .69 10 670052 1771 1982 .37 .38 .65 .84 .86 .87 .81 .80 .79 11 670061 1828 1982 .63 .79 .76 .52 .39 .36 12 670062 1817 1982 .65 .73 .79 .77 .67 .61 .50 13 670071 1725 1982 .74 .68 .70 .77 .60 .65 .48 .25A .49 .58 14 670072 1725 1982 .75 .69 .70 .74 .75 .82 .74 .58 .63 .75 15 670081 1755 1982 .71 .77 .74 .75 .75 .52 .32A .30A .28A 16 670082 1741 1982 .55 .60 .76 .73 .74 .66 .56 .45 .58 .68 17 670091 1763 1982 .70 .66 .74 .75 .75 .65 .54 .55 .56 18 670101 1768 1982 .57 .50 .63 .64 .72 .73 .76 .74 .74 19 670102 1829 1982 .69 .78 .69 .68 .68 .70 20 670111 1709 1982 .52 .53 .68 .80 .57 .43 .67 .72 .56 .67 .60 21 670112 1715 1982 .44 .48 .55 .72 .72 .73 .78 .71 .47 .43 .60 22 670121 1694 1982 .68 .79 .68 .61 .63 .70 .76 .75 .70 .72 .69 23 670122 1727 1982 .74 .68 .72 .66 .63 .77 .78 .74 .77 .71 PART 7: DESCRIPTIVE STATISTICS: 11:07 Mon 11 MAR 1996 Page 7 ----------------------------------------------------------------------------------------------------------------------------------- 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 670011 1718 1982 265 11 0 0.699 0.54 1.66 0.209 0.769 0.199 2.07 0.356 -0.006 1 2 670012 1719 1982 264 11 0 0.741 0.68 1.64 0.253 0.788 0.190 2.20 0.362 0.019 2 3 670021 1827 1982 156 6 0 0.649 0.61 1.66 0.287 0.832 0.209 2.30 0.386 0.030 1 4 670022 1850 1982 133 5 1 0.538 0.80 1.59 0.254 0.572 0.225 1.99 0.349 -0.030 1 5 670031 1799 1982 184 8 0 0.628 0.53 1.17 0.189 0.665 0.248 2.05 0.348 -0.010 1 6 670032 1750 1982 233 9 0 0.616 0.59 1.46 0.260 0.861 0.206 1.85 0.267 -0.014 1 7 670041 1869 1982 114 5 0 0.557 0.86 1.78 0.234 0.723 0.167 1.97 0.339 0.041 1 8 670042 1818 1982 165 7 0 0.514 0.50 1.09 0.209 0.816 0.204 2.15 0.314 -0.063 1 9 670051 1802 1982 181 7 0 0.729 0.62 1.07 0.173 0.678 0.184 1.99 0.347 -0.003 2 10 670052 1771 1982 212 9 0 0.707 0.59 1.03 0.132 0.522 0.171 1.82 0.272 -0.037 1 11 670061 1828 1982 155 6 0 0.576 0.61 1.17 0.235 0.785 0.201 1.85 0.392 -0.023 1 12 670062 1817 1982 166 7 0 0.619 0.62 1.18 0.177 0.705 0.179 1.83 0.293 -0.017 1 13 670071 1725 1982 258 10 1 0.599 0.40 1.11 0.131 0.669 0.210 1.81 0.218 -0.011 2 14 670072 1725 1982 258 10 0 0.718 0.40 0.96 0.159 0.829 0.191 1.90 0.297 -0.027 2 15 670081 1755 1982 228 9 3 0.541 0.41 1.14 0.155 0.638 0.247 1.97 0.292 -0.021 1 16 670082 1741 1982 242 10 0 0.614 0.47 1.36 0.202 0.742 0.258 2.06 0.342 -0.031 1 17 670091 1763 1982 220 9 0 0.649 0.39 0.77 0.123 0.704 0.184 1.95 0.311 -0.006 1 18 670101 1768 1982 215 9 0 0.657 0.36 1.11 0.142 0.785 0.194 2.03 0.289 0.009 1 19 670102 1829 1982 154 6 0 0.675 0.30 0.50 0.080 0.633 0.182 1.90 0.255 0.004 1 20 670111 1709 1982 274 11 0 0.604 0.49 1.15 0.203 0.868 0.149 2.18 0.328 -0.014 1 21 670112 1715 1982 268 11 0 0.604 0.53 1.15 0.195 0.821 0.156 2.00 0.339 -0.028 1 22 670121 1694 1982 289 11 0 0.685 0.46 0.95 0.153 0.787 0.168 2.09 0.325 0.008 1 23 670122 1727 1982 256 10 0 0.711 0.55 1.31 0.185 0.746 0.180 2.05 0.319 0.009 4 --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- Total or mean: 4890 197 5 0.642 0.52 1.78 0.186 0.744 0.195 2.30 0.317 -0.010