Chronology file name : CO546.CRN Measurement file name : CO546.RWL Date checked : 29JUL96 Technician's name : MARIETTE SEKLECKI Supervisor's name : HENRI D. GRISSINO-MAYER Beginning year : 1763 Ending year : 1987 Principal investigators: DONALD A. GRAYBILL Site name : ONAHU CREEK Site location : COLORADO, USA Species information : PICO LODGEPOLE PINE Latitude : 4020N Longitude : 10550W Elevation : 2804 M Series intercorrelation: 0.538 Avg mean sensitivity : 0.128 Avg standard deviation : 0.587 Avg autocorrelation : 0.953 Number dated series : 30 Segment length tested : 50 Number problem segments: 3 Pct problem segments : 1.40 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: #25 ONL151 1875-1924 HAS LOW CORRELATION EXCELLENT HIGH QUALITY CHRONOLOGY PART 5: CORRELATION OF SERIES BY SEGMENTS: 22:14 Mon 29 JUL 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 1775 1800 1825 1850 1875 1900 1925 1950 1824 1849 1874 1899 1924 1949 1974 1999 --- -------- --------- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- 1 ONL011 1805 1987 .59 .69 .58 .57 .59 .53 .61 2 ONL012 1805 1987 .61 .70 .67 .67 .75 .66 .65 3 ONL021 1789 1985 .54 .54 .59 .61 .49 .54 .63 .71 4 ONL031 1795 1987 .55 .59 .55 .55 .37 .40 .44 .52 5 ONL032 1795 1979 .50 .41 .33 .45 .43 .43 .52 .48 6 ONL041 1763 1925 .42 .49 .62 .50 .44 .44 7 ONL051 1798 1987 .43 .43 .56 .62 .60 .53 .50 .56 8 ONL052 1798 1987 .51 .54 .50 .49 .41 .41 .38 .43 9 ONL061 1790 1987 .35 .39 .51 .51 .55 .61 .55 .49 10 ONL071 1787 1987 .47 .55 .68 .60 .44 .37 .52 .57 11 ONL081 1825 1987 .53 .68 .56 .42 .57 .63 12 ONL082 1800 1986 .40 .44 .58 .67 .43 .37 .58 13 ONL091 1802 1987 .52 .56 .68 .73 .61 .49 .54 14 ONL092 1803 1987 .64 .66 .81 .77 .75 .51 .43 15 ONL101 1807 1987 .48 .57 .56 .35 .35 .40 .56 16 ONL102 1807 1987 .44 .55 .60 .59 .60 .45 .48 17 ONL111 1792 1987 .48 .47 .47 .61 .64 .59 .46 .56 18 ONL112 1850 1987 .49 .58 .57 .48 .53 19 ONL121 1795 1925 .55 .59 .79 .79 .49 .47 20 ONL122 1825 1986 .60 .66 .60 .62 .54B .56 21 ONL131 1792 1987 .51 .54 .52 .53 .49 .59 .64 .62 22 ONL132 1792 1987 .54 .56 .40 .51 .41 .47 .61 .56 23 ONL141 1797 1987 .51 .52 .62 .77 .55 .54 .52 .51 24 ONL142 1825 1987 .63 .78 .65 .42 .33 .34 25 ONL151 1821 1987 .65 .65 .54 .30B .50 .59 .57 26 ONL152 1820 1987 .76 .78 .65 .49 .54 .53 .47 27 ONL162 1816 1987 .59 .55 .43B .44 .47 .45 .48 28 ONL171 1809 1987 .73 .68 .67 .68 .73 .64 .68 29 ONL172 1809 1987 .76 .69 .67 .45 .44 .48 .56 30 ONL181 1821 1987 .35 .53 .58 .36 .46 .55 .49 PART 7: DESCRIPTIVE STATISTICS: 22:14 Mon 29 JUL 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 ONL011 1805 1987 183 7 0 0.589 0.65 3.43 0.598 0.966 0.153 2.03 0.377 0.029 1 2 ONL012 1805 1987 183 7 0 0.662 0.70 3.47 0.573 0.972 0.126 1.97 0.303 0.003 2 3 ONL021 1789 1985 197 8 0 0.581 1.00 6.17 1.243 0.957 0.137 2.15 0.416 -0.041 1 4 ONL031 1795 1987 193 8 0 0.464 1.10 4.30 1.074 0.966 0.160 1.93 0.309 0.011 1 5 ONL032 1795 1979 185 8 0 0.421 0.95 4.58 0.976 0.983 0.110 2.02 0.403 0.036 1 6 ONL041 1763 1925 163 6 0 0.473 0.92 5.02 0.866 0.960 0.108 1.97 0.309 0.017 1 7 ONL051 1798 1987 190 8 0 0.541 0.48 1.60 0.334 0.971 0.130 2.16 0.387 -0.009 1 8 ONL052 1798 1987 190 8 0 0.443 0.65 2.17 0.350 0.945 0.133 2.06 0.324 -0.013 1 9 ONL061 1790 1987 198 8 0 0.478 0.59 2.36 0.462 0.975 0.149 1.88 0.268 0.029 1 10 ONL071 1787 1987 201 8 0 0.506 0.51 1.43 0.200 0.913 0.110 1.86 0.261 -0.013 1 11 ONL081 1825 1987 163 6 0 0.550 0.45 1.40 0.256 0.969 0.116 2.00 0.407 -0.011 1 12 ONL082 1800 1986 187 7 0 0.497 0.74 3.87 0.736 0.987 0.112 2.00 0.312 -0.009 2 13 ONL091 1802 1987 186 7 0 0.620 0.80 3.36 0.470 0.965 0.110 1.91 0.352 0.030 1 14 ONL092 1803 1987 185 7 0 0.649 0.77 3.65 0.522 0.966 0.121 1.92 0.335 -0.018 1 15 ONL101 1807 1987 181 7 0 0.447 0.47 2.72 0.532 0.985 0.147 1.99 0.252 -0.007 2 16 ONL102 1807 1987 181 7 0 0.511 0.53 2.78 0.481 0.980 0.130 1.84 0.267 -0.060 1 17 ONL111 1792 1987 196 8 0 0.532 1.05 5.62 1.019 0.975 0.109 2.12 0.353 -0.003 2 18 ONL112 1850 1987 138 5 0 0.526 0.29 0.57 0.070 0.818 0.115 2.09 0.357 0.025 1 19 ONL121 1795 1925 131 6 0 0.601 0.81 3.33 0.723 0.972 0.129 1.94 0.337 -0.036 1 20 ONL122 1825 1986 162 6 1 0.586 0.63 1.28 0.228 0.907 0.135 1.99 0.357 0.008 1 21 ONL131 1792 1987 196 8 0 0.548 1.03 4.27 0.837 0.934 0.114 1.89 0.250 -0.040 2 22 ONL132 1792 1987 196 8 0 0.491 0.72 3.77 0.785 0.966 0.133 2.10 0.364 -0.023 1 23 ONL141 1797 1987 191 8 0 0.599 0.95 6.54 1.201 0.982 0.124 2.01 0.330 0.034 1 24 ONL142 1825 1987 163 6 0 0.554 0.38 0.93 0.133 0.907 0.111 1.91 0.303 0.016 1 25 ONL151 1821 1987 167 7 1 0.513 0.79 2.10 0.219 0.864 0.104 1.89 0.290 -0.049 1 26 ONL152 1820 1987 168 7 0 0.590 0.83 2.29 0.500 0.964 0.123 2.01 0.372 0.028 1 27 ONL162 1816 1987 172 7 1 0.476 0.56 1.80 0.375 0.970 0.132 1.98 0.341 -0.035 1 28 ONL171 1809 1987 179 7 0 0.680 0.67 2.37 0.460 0.921 0.200 1.89 0.255 -0.005 1 29 ONL172 1809 1987 179 7 0 0.582 0.57 2.50 0.557 0.967 0.163 2.04 0.268 -0.022 1 30 ONL181 1821 1987 167 7 0 0.435 1.08 2.18 0.475 0.952 0.101 2.01 0.342 0.020 5 --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- Total or mean: 5371 214 3 0.538 0.73 6.54 0.587 0.953 0.128 2.16 0.326 -0.004