Chronology file name : CO543.CRN Measurement file name : CO543.RWL Date checked : 29JUL96 Technician's name : MARIETTE SEKLECKI Supervisor's name : HENRI D. GRISSINO-MAYER Beginning year : 1659 Ending year : 1988 Principal investigators: DONALD A. GRAYBILL Site name : MILNER PASS Site location : COLORADO, USA Species information : PCEN ENGELMANN SPRUCE Latitude : 4025N Longitude : 10548W Elevation : 3413 M Series intercorrelation: 0.614 Avg mean sensitivity : 0.166 Avg standard deviation : 0.328 Avg autocorrelation : 0.856 Number dated series : 24 Segment length tested : 50 Number problem segments: 3 Pct problem segments : 1.14 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 CHRONOLOGY PART 5: CORRELATION OF SERIES BY SEGMENTS: 22:13 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 1650 1675 1700 1725 1750 1775 1800 1825 1850 1875 1900 1925 1950 1699 1724 1749 1774 1799 1824 1849 1874 1899 1924 1949 1974 1999 --- -------- --------- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- 1 MIO011 1715 1987 .55 .58 .77 .59 .53 .61 .63 .66 .48 .43 .49 2 MIO012 1712 1987 .29A .54 .65 .51 .63 .56 .63 .81 .80 .58 .56 3 MIO021 1717 1987 .53 .51 .63 .57 .50 .63 .74 .75 .66 .59 .62 4 MIO022 1744 1987 .63 .65 .53 .45 .60 .72 .78 .69 .56 .58 5 MIO031 1740 1987 .75 .81 .67 .73 .85 .81 .79 .76 .63 .51 6 MIO032 1750 1987 .83 .67 .64 .82 .86 .83 .79 .71 .70 7 MIO041 1677 1987 .52 .49 .53 .62 .58 .65 .77 .75 .80 .75 .60 .61 8 MIO042 1677 1987 .55 .55 .69 .76 .62 .64 .77 .74 .66 .53 .54 .51 9 MIO051 1729 1987 .66 .81 .64 .44 .61 .78 .78 .72 .62 .55 10 MIO052 1668 1987 .38 .33 .46 .66 .67 .51 .43 .64 .81 .70 .63 .67 .67 11 MIO061 1692 1987 .38 .41 .70 .79 .67 .64 .72 .78 .65 .54 .61 .53 12 MIO062 1675 1987 .31A .44 .67 .76 .59 .55 .71 .76 .62 .54 .51 .46 13 MIO071 1715 1988 .64 .65 .66 .48 .37 .55 .67 .67 .66 .55 .44 14 MIO072 1697 1987 .49 .46 .60 .71 .63 .45 .60 .81 .73 .65 .72 .64 15 MIO081 1728 1987 .42 .59 .55 .48 .65 .72 .76 .74 .63 .48 16 MIO082 1728 1987 .42 .63 .58 .55 .73 .73 .76 .72 .66 .62 17 MIO091 1659 1987 .42 .47 .38 .51 .58 .55 .48 .33A .51 .55 .46 .49 .38 18 MIO092 1721 1987 .73 .70 .79 .75 .65 .57 .71 .80 .68 .47 .38 19 MIO101 1707 1987 .61 .61 .58 .44 .42 .49 .55 .61 .61 .61 .47 20 MIO102 1708 1983 .59 .68 .64 .54 .64 .52 .48 .66 .51 .38 .34 21 MIO111 1703 1987 .56 .75 .76 .69 .64 .65 .70 .79 .69 .42 .42 22 MIO112 1702 1987 .54 .67 .75 .68 .64 .63 .63 .72 .68 .48 .41 23 MIO121 1725 1987 .58 .71 .57 .56 .73 .67 .69 .71 .67 .71 24 MIO122 1725 1987 .62 .68 .62 .64 .75 .80 .72 .59 .40 .40 PART 7: DESCRIPTIVE STATISTICS: 22:13 Mon 29 JUL 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 MIO011 1715 1987 273 11 0 0.565 1.13 3.05 0.650 0.935 0.152 2.00 0.343 -0.036 1 2 MIO012 1712 1987 276 11 1 0.570 1.16 2.96 0.557 0.916 0.142 1.99 0.298 -0.004 1 3 MIO021 1717 1987 271 11 0 0.612 1.05 2.06 0.447 0.882 0.155 1.93 0.265 -0.048 3 4 MIO022 1744 1987 244 10 0 0.621 1.13 2.49 0.461 0.864 0.152 2.04 0.316 -0.020 2 5 MIO031 1740 1987 248 10 0 0.731 0.93 1.86 0.335 0.875 0.141 1.90 0.341 -0.010 1 6 MIO032 1750 1987 238 9 0 0.773 1.38 2.71 0.328 0.733 0.120 2.10 0.358 0.013 1 7 MIO041 1677 1987 311 12 0 0.651 0.35 0.76 0.125 0.794 0.185 2.13 0.341 0.006 1 8 MIO042 1677 1987 311 12 0 0.637 0.38 0.92 0.188 0.875 0.212 2.11 0.383 -0.046 1 9 MIO051 1729 1987 259 10 0 0.668 0.86 1.98 0.424 0.933 0.142 2.10 0.390 -0.020 1 10 MIO052 1668 1987 320 13 0 0.591 1.00 2.28 0.357 0.860 0.142 2.23 0.335 -0.023 1 11 MIO061 1692 1987 296 12 0 0.627 0.57 1.30 0.244 0.874 0.162 2.19 0.345 -0.009 1 12 MIO062 1675 1987 313 12 1 0.573 0.58 1.79 0.387 0.928 0.177 1.96 0.298 -0.015 1 13 MIO071 1715 1988 274 11 0 0.568 0.85 1.66 0.279 0.778 0.184 2.08 0.350 -0.018 1 14 MIO072 1697 1987 291 12 0 0.638 0.78 1.75 0.277 0.818 0.163 2.09 0.315 0.037 1 15 MIO081 1728 1987 260 10 0 0.585 0.89 1.50 0.242 0.730 0.173 2.02 0.305 -0.017 1 16 MIO082 1728 1987 260 10 0 0.632 0.81 1.47 0.221 0.739 0.166 2.03 0.336 -0.034 1 17 MIO091 1659 1987 329 13 1 0.475 0.59 1.80 0.370 0.936 0.177 2.04 0.295 -0.023 2 18 MIO092 1721 1987 267 11 0 0.654 0.82 2.09 0.381 0.923 0.145 2.08 0.324 -0.023 2 19 MIO101 1707 1987 281 11 0 0.538 0.69 1.56 0.348 0.899 0.174 1.89 0.312 -0.025 1 20 MIO102 1708 1983 276 11 0 0.543 0.74 1.84 0.396 0.913 0.165 2.09 0.374 -0.017 1 21 MIO111 1703 1987 285 11 0 0.637 0.50 1.23 0.244 0.897 0.173 2.05 0.363 -0.022 1 22 MIO112 1702 1987 286 11 0 0.618 0.45 1.14 0.244 0.908 0.192 2.05 0.361 -0.005 1 23 MIO121 1725 1987 263 10 0 0.651 0.65 1.33 0.205 0.750 0.176 1.98 0.314 -0.046 1 24 MIO122 1725 1987 263 10 0 0.634 0.54 1.66 0.193 0.739 0.191 1.94 0.302 -0.009 1 --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- Total or mean: 6695 264 3 0.614 0.77 3.05 0.328 0.856 0.166 2.23 0.332 -0.017