Chronology file name : AR024.CRN Measurement file name : AR024.RWL Date checked : 01JUL96 Technician's name : MARIETTE SEKLECKI Supervisor's name : HENRI D. GRISSINO-MAYER Beginning year : 1725 Ending year : 1982 Principal investigators: D.W. STAHLE Site name : WEDINGTON MOUNTAIN Site location : ARKANSAS, USA Species information : QUST POST OAK Latitude : 3605N Longitude : 9424W Elevation : 430 M Series intercorrelation: 0.647 Avg mean sensitivity : 0.211 Avg standard deviation : 0.326 Avg autocorrelation : 0.713 Number dated series : 45 Segment length tested : 50 Number problem segments: 9 Pct problem segments : 2.82 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: 23:31 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 1725 1750 1775 1800 1825 1850 1875 1900 1925 1950 1774 1799 1824 1849 1874 1899 1924 1949 1974 1999 --- -------- --------- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- 1 WED04A 1760 1977 .52 .53 .61 .81 .82 .83 .81 .71 .72 2 WED04B 1725 1977 .37 .46 .49 .64 .81 .82 .82 .79 .65 .64 3 WED05A 1796 1977 .74 .72 .85 .74 .64 .65 .43 .44 4 WED05B 1765 1977 .74 .62 .60 .62 .57 .62 .56 .40 .28A 5 WED10A 1816 1977 .32B .39 .49 .76 .68 .51 .54 6 WED10B 1779 1977 .36 .49 .59 .63 .70 .67 .48 .52 7 WED11A 1822 1977 .74 .77 .77 .84 .73 .62 .70 8 WED11B 1838 1977 .85 .85 .86 .74 .67 .69 9 WED13A 1820 1977 .74 .80 .78 .66 .57 .40 .46 10 WED15A 1742 1977 .40 .47 .47 .62 .81 .78 .68 .54 .23A .31A 11 WED15B 1787 1977 .54 .57 .72 .72 .74 .70 .68 .69 12 WED16A 1784 1977 .65 .67 .71 .68 .76 .78 .79 .79 13 WED16B 1748 1977 .57 .58 .58 .69 .62 .60 .71 .71 .83 .84 14 WED24A 1800 1977 .65 .78 .69 .73 .58 .37 .45 15 WED24B 1785 1977 .57 .66 .79 .76 .73 .52 .42 .47 16 WED29A 1775 1977 .78 .73 .71 .69 .64 .35 .17B .31A 17 WED29B 1763 1977 .81 .78 .82 .82 .73 .76 .64 .44 .43 18 WED30A 1824 1977 .66 .64 .69 .78 .64 .58 .58 19 WED30B 1822 1977 .50 .50 .78 .82 .70 .61 .60 20 WED34A 1798 1977 .71 .72 .78 .78 .57 .43B .51 .58 21 WED34B 1788 1977 .72 .65 .74 .69 .61 .68 .65 .65 22 WED37A 1810 1977 .77 .82 .77 .71 .71 .77 .77 23 WED37B 1754 1977 .73 .83 .82 .80 .76 .75 .65 .54 .52 24 WED38A 1746 1977 .72 .75 .71 .73 .81 .83 .65 .40 .36 .42 25 WED38B 1768 1977 .70 .69 .79 .88 .86 .74 .50 .35 .27B 26 WED07B 1800 1977 .62 .71 .69 .73 .51 .36 .28B 27 WED22A 1799 1977 .68 .66 .73 .75 .71 .52 .34 .41 28 WED31A 1804 1977 .54 .50 .63 .76 .70 .74 .71 29 WED35B 1812 1977 .78 .82 .82 .73 .70 .60 .62 30 WED36A 1779 1977 .53 .51 .58 .62 .64 .65 .53 .59 31 WED40B 1821 1977 .65 .65 .59 .72 .64 .56 .61 32 WED44A 1771 1977 .54 .63 .66 .58 .46 .49 .58 .51 .60 33 WED46A 1767 1977 .65 .68 .76 .84 .86 .73 .54 .48 .41 34 WED47A 1773 1977 .36 .33 .53 .69 .76 .72 .65 .51 .62 35 WED80A 1894 1982 .61 .65 .38 .55 36 MUD81A 1899 1982 .75 .75 .66 .76 37 WED81B 1896 1982 .79 .75 .69 .73 38 WED82A 1889 1982 .54 .55 .44 .55 39 WED84A 1908 1982 .74 .71 .74 40 WED85A 1882 1982 .63 .67 .63 .71 41 WED86A 1892 1982 .48 .58 .59 .69 42 WED87A 1917 1982 .57 .64 .73 43 WED88A 1890 1981 .70 .74 .72 .78 44 WED89A 1801 1982 .57 .49 .42 .64 .73 .69 .72 45 WED89B 1909 1982 .73 .69 .73 PART 7: DESCRIPTIVE STATISTICS: 23:31 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 WED04A 1760 1977 218 9 0 0.711 0.64 1.21 0.181 0.685 0.180 2.07 0.324 -0.011 1 2 WED04B 1725 1977 253 10 0 0.657 0.62 1.17 0.179 0.594 0.205 2.04 0.317 -0.047 1 3 WED05A 1796 1977 182 8 0 0.647 0.86 1.51 0.225 0.725 0.151 1.87 0.302 -0.027 1 4 WED05B 1765 1977 213 9 1 0.558 0.69 1.41 0.227 0.742 0.179 1.93 0.288 -0.014 1 5 WED10A 1816 1977 162 7 1 0.547 0.67 1.30 0.239 0.694 0.213 2.34 0.513 0.030 1 6 WED10B 1779 1977 199 8 0 0.563 0.76 2.98 0.393 0.775 0.245 2.15 0.397 -0.014 1 7 WED11A 1822 1977 156 7 0 0.745 0.84 2.32 0.393 0.809 0.204 2.31 0.395 -0.020 1 8 WED11B 1838 1977 140 6 0 0.788 0.95 2.36 0.437 0.810 0.207 2.06 0.374 -0.016 1 9 WED13A 1820 1977 158 7 0 0.628 0.75 1.43 0.243 0.781 0.165 2.26 0.378 -0.003 1 10 WED15A 1742 1977 236 10 2 0.550 0.59 2.89 0.287 0.740 0.190 2.14 0.328 0.001 1 11 WED15B 1787 1977 191 8 0 0.659 0.76 1.68 0.267 0.679 0.195 2.03 0.358 -0.014 1 12 WED16A 1784 1977 194 8 0 0.716 0.73 1.80 0.267 0.647 0.231 2.04 0.350 0.008 1 13 WED16B 1748 1977 230 10 0 0.662 0.61 2.68 0.283 0.580 0.288 2.01 0.285 -0.001 1 14 WED24A 1800 1977 178 7 0 0.629 0.58 1.26 0.197 0.676 0.220 1.92 0.320 0.002 1 15 WED24B 1785 1977 193 8 0 0.647 0.74 1.46 0.271 0.707 0.212 1.94 0.325 -0.045 3 16 WED29A 1775 1977 203 8 2 0.596 0.73 1.88 0.333 0.793 0.186 2.18 0.408 -0.018 1 17 WED29B 1763 1977 215 9 0 0.687 0.81 2.30 0.348 0.716 0.207 2.04 0.379 0.009 1 18 WED30A 1824 1977 154 7 0 0.667 1.02 1.85 0.286 0.696 0.154 2.23 0.336 0.063 1 19 WED30B 1822 1977 156 7 0 0.629 1.21 2.76 0.422 0.704 0.192 1.99 0.268 0.007 2 20 WED34A 1798 1977 180 8 1 0.655 0.72 2.23 0.347 0.788 0.220 2.08 0.333 -0.010 1 21 WED34B 1788 1977 190 8 0 0.678 0.93 3.14 0.526 0.820 0.222 2.01 0.306 -0.024 1 22 WED37A 1810 1977 168 7 0 0.758 1.03 2.22 0.327 0.726 0.168 2.15 0.424 -0.034 1 23 WED37B 1754 1977 224 9 0 0.708 0.76 1.61 0.287 0.729 0.218 2.12 0.392 -0.011 1 24 WED38A 1746 1977 232 10 0 0.657 0.75 2.24 0.387 0.802 0.232 1.93 0.316 -0.035 1 25 WED38B 1768 1977 210 9 1 0.683 0.72 2.04 0.305 0.780 0.204 1.86 0.234 -0.034 1 26 WED07B 1800 1977 178 7 1 0.560 0.51 1.07 0.168 0.694 0.190 2.08 0.369 -0.016 1 27 WED22A 1799 1977 179 8 0 0.615 0.71 1.58 0.242 0.752 0.175 2.07 0.367 -0.011 1 28 WED31A 1804 1977 174 7 0 0.651 1.00 1.82 0.241 0.551 0.175 1.92 0.373 0.014 1 29 WED35B 1812 1977 166 7 0 0.719 0.96 2.00 0.327 0.621 0.208 2.16 0.353 -0.003 1 30 WED36A 1779 1977 199 8 0 0.573 0.60 1.88 0.241 0.653 0.234 2.17 0.384 -0.035 2 31 WED40B 1821 1977 157 7 0 0.637 1.11 2.62 0.449 0.702 0.236 2.12 0.365 -0.016 3 32 WED44A 1771 1977 207 9 0 0.546 0.63 1.17 0.205 0.839 0.144 2.04 0.347 0.000 1 33 WED46A 1767 1977 211 9 0 0.672 0.75 2.51 0.398 0.845 0.211 1.99 0.315 0.010 1 34 WED47A 1773 1977 205 9 0 0.590 0.79 1.82 0.270 0.773 0.167 2.11 0.296 -0.011 1 35 WED80A 1894 1982 89 4 0 0.584 1.19 2.40 0.383 0.485 0.248 2.03 0.468 -0.020 1 36 MUD81A 1899 1982 84 4 0 0.764 1.43 2.55 0.469 0.573 0.229 2.16 0.409 -0.013 1 37 WED81B 1896 1982 87 4 0 0.750 1.77 3.97 0.718 0.608 0.263 2.06 0.386 0.003 1 38 WED82A 1889 1982 94 4 0 0.562 0.98 2.06 0.391 0.598 0.266 1.93 0.279 -0.028 1 39 WED84A 1908 1982 75 3 0 0.747 1.48 3.94 0.681 0.601 0.329 1.98 0.352 -0.093 1 40 WED85A 1882 1982 101 4 0 0.669 1.04 2.44 0.450 0.646 0.285 1.95 0.305 -0.043 1 41 WED86A 1892 1982 91 4 0 0.558 1.22 3.75 0.881 0.795 0.331 2.00 0.367 0.001 1 42 WED87A 1917 1982 66 3 0 0.667 1.29 2.54 0.494 0.793 0.197 2.05 0.406 -0.035 1 43 WED88A 1890 1981 92 4 0 0.727 1.24 2.93 0.481 0.604 0.280 1.99 0.400 0.001 1 44 WED89A 1801 1982 182 7 0 0.581 0.76 1.49 0.268 0.693 0.224 2.05 0.354 0.002 2 45 WED89B 1909 1982 74 3 0 0.761 1.53 3.59 0.726 0.656 0.315 2.00 0.422 -0.090 1 --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- Total or mean: 7546 319 9 0.647 0.83 3.97 0.326 0.713 0.211 2.34 0.349 -0.012