Chronology file name : AR039.CRN Measurement file name : AR039.RWL Date checked : 01JUL96 Technician's name : MARIETTE SEKLECKI Supervisor's name : HENRI D. GRISSINO-MAYER Beginning year : 1766 Ending year : 1980 Principal investigators: D.W. STAHLE, G.G. HAWKS, J. LANGSTON Site name : GRASSY LAKE Site location : ARKANSAS, USA Species information : TADI BALDCYPRESS Latitude : 3341N Longitude : 9352W Elevation : 75 M Series intercorrelation: 0.689 Avg mean sensitivity : 0.548 Avg standard deviation : 1.477 Avg autocorrelation : 0.609 Number dated series : 28 Segment length tested : 50 Number problem segments: 0 Pct problem segments : 0.00 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: EXCELLENT HIGH QUALITY DATA SET PART 5: CORRELATION OF SERIES BY SEGMENTS: 23:33 Mon 01 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 GLA01A 1805 1980 .71 .75 .56 .58 .69 .50 .53 2 GLA01B 1854 1980 .83 .75 .73 .71 .71 3 GLA11A 1808 1980 .80 .83 .77 .56 .60 .34 .35 4 GLA11B 1865 1980 .61 .57 .68 .64 .62 5 GLA17A 1895 1980 .74 .77 .63 .63 6 GLA17B 1895 1980 .70 .72 .62 .60 7 GLA18A 1839 1980 .80 .80 .76 .79 .79 .80 8 GLA18B 1817 1980 .76 .80 .83 .82 .85 .78 .77 9 GLA25A 1814 1980 .65 .66 .74 .76 .80 .79 .70 10 GLA25B 1807 1980 .60 .64 .68 .77 .75 .75 .71 11 GLA03A 1805 1980 .72 .74 .68 .54 .65 .71 .63 12 GLA09A 1827 1980 .71 .69 .69 .73 .66 .59 13 GLA16A 1872 1980 .38 .42 .65 .54 .53 14 GLA21A 1850 1980 .64 .72 .79 .69 .66 15 GLA23A 1791 1980 .72 .79 .83 .74 .79 .90 .84 .84 16 GLA24A 1868 1980 .60 .71 .80 .67 .66 17 GLA28A 1883 1980 .58 .68 .74 .76 18 GLA30A 1814 1980 .58 .67 .59 .50 .61 .65 .67 19 GLA32A 1827 1980 .76 .52 .53 .78 .65 .57 20 GLA33A 1782 1980 .71 .69 .69 .51 .62 .80 .82 .80 21 GLA35A 1815 1980 .74 .83 .70 .76 .78 .73 .73 22 GLA38A 1794 1980 .77 .80 .74 .71 .64 .59 .59 .58 23 GLA06A 1766 1920 .73 .84 .88 .76 .60 24 GLA06B 1782 1889 .83 .85 .83 .79 25 GLA19A 1832 1970 .67 .63 .75 .83 .59 26 GLA27A 1776 1910 .69 .79 .84 .80 .82 27 GLA31A 1807 1950 .82 .84 .77 .67 .74 .72 28 GLA33B 1784 1850 .68 .61 .61 PART 7: DESCRIPTIVE STATISTICS: 23:33 Mon 01 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 GLA01A 1805 1980 176 7 0 0.620 1.01 6.44 1.166 0.549 0.632 2.00 0.347 -0.034 2 2 GLA01B 1854 1980 127 5 0 0.755 0.61 2.54 0.429 0.697 0.384 1.91 0.337 -0.036 1 3 GLA11A 1808 1980 173 7 0 0.591 1.90 8.17 1.626 0.677 0.497 2.07 0.338 -0.006 2 4 GLA11B 1865 1980 116 5 0 0.625 1.25 5.81 0.972 0.547 0.464 1.96 0.287 -0.015 3 5 GLA17A 1895 1980 86 4 0 0.705 1.31 4.14 0.917 0.653 0.445 1.94 0.374 -0.031 1 6 GLA17B 1895 1980 86 4 0 0.660 1.35 4.36 0.989 0.771 0.378 2.07 0.390 -0.027 1 7 GLA18A 1839 1980 142 6 0 0.786 1.88 8.48 1.628 0.516 0.571 2.09 0.318 -0.050 2 8 GLA18B 1817 1980 164 7 0 0.791 2.15 7.93 1.692 0.582 0.467 2.12 0.349 -0.062 1 9 GLA25A 1814 1980 167 7 0 0.704 1.94 9.98 1.541 0.418 0.684 2.29 0.413 -0.009 2 10 GLA25B 1807 1980 174 7 0 0.671 2.29 9.49 1.650 0.487 0.615 2.09 0.368 -0.016 1 11 GLA03A 1805 1980 176 7 0 0.656 1.65 7.12 1.322 0.555 0.431 2.31 0.390 0.012 2 12 GLA09A 1827 1980 154 6 0 0.680 1.57 7.06 1.253 0.598 0.546 2.28 0.412 -0.010 2 13 GLA16A 1872 1980 109 5 0 0.458 2.73 9.08 1.836 0.387 0.750 2.10 0.401 -0.040 3 14 GLA21A 1850 1980 131 5 0 0.694 1.53 6.03 1.180 0.718 0.516 2.11 0.343 -0.016 3 15 GLA23A 1791 1980 190 8 0 0.789 1.90 8.58 1.918 0.543 0.736 1.99 0.334 -0.028 2 16 GLA24A 1868 1980 113 5 0 0.651 1.78 5.06 1.221 0.636 0.458 1.89 0.362 -0.056 3 17 GLA28A 1883 1980 98 4 0 0.659 1.89 8.08 1.618 0.804 0.503 2.38 0.370 -0.026 1 18 GLA30A 1814 1980 167 7 0 0.592 1.71 7.38 1.285 0.662 0.450 2.08 0.371 -0.032 1 19 GLA32A 1827 1980 154 6 0 0.632 1.88 7.48 1.631 0.643 0.582 2.05 0.334 -0.027 2 20 GLA33A 1782 1980 199 8 0 0.702 1.65 9.14 1.889 0.810 0.477 1.93 0.288 -0.055 2 21 GLA35A 1815 1980 166 7 0 0.751 1.52 6.62 1.415 0.652 0.552 2.04 0.406 -0.079 3 22 GLA38A 1794 1980 187 8 0 0.658 1.44 9.67 1.493 0.750 0.470 2.24 0.338 -0.030 1 23 GLA06A 1766 1920 155 5 0 0.743 1.97 9.09 2.020 0.720 0.607 2.15 0.345 -0.061 2 24 GLA06B 1782 1889 108 4 0 0.814 1.93 8.76 1.608 0.597 0.604 2.04 0.325 -0.068 2 25 GLA19A 1832 1970 139 5 0 0.650 1.63 5.56 1.345 0.546 0.536 2.16 0.419 -0.037 1 26 GLA27A 1776 1910 135 5 0 0.769 2.34 9.51 1.699 0.407 0.665 2.19 0.452 -0.126 1 27 GLA31A 1807 1950 144 6 0 0.772 2.07 9.52 1.653 0.617 0.681 2.20 0.492 -0.025 2 28 GLA33B 1784 1850 67 3 0 0.662 2.74 6.60 1.533 0.444 0.516 2.05 0.446 -0.053 1 --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- Total or mean: 4003 163 0 0.689 1.76 9.98 1.477 0.609 0.548 2.38 0.367 -0.036