Chronology file name : TX027.CRN Measurement file name : TX027.RWL Date checked : 02SEP96 Technician's name : MARIETTE SEKLECKI Supervisor's name : HENRI D. GRISSINO-MAYER Beginning year : 1677 Ending year : 1982 Principal investigators: D.W. STAHLE Site name : MASON MOUNTAIN Site location : TEXAS, USA Species information : QUST POST OAK Latitude : 3053N Longitude : 9911W Elevation : 540 M Series intercorrelation: 0.813 Avg mean sensitivity : 0.329 Avg standard deviation : 0.330 Avg autocorrelation : 0.494 Number dated series : 38 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 CHRONOLOGY PART 5: CORRELATION OF SERIES BY SEGMENTS: 15:53 Mon 02 SEP 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 1675 1700 1725 1750 1775 1800 1825 1850 1875 1900 1925 1950 1724 1749 1774 1799 1824 1849 1874 1899 1924 1949 1974 1999 --- -------- --------- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- 1 MAS02A 1830 1982 .79 .84 .87 .86 .85 .84 2 MAS03A 1760 1982 .89 .83 .74 .72 .78 .91 .89 .77 .78 3 MAS04A 1800 1982 .85 .87 .89 .92 .92 .92 .91 4 MAS04B 1740 1982 .83 .88 .85 .83 .92 .91 .91 .91 .93 .94 5 MAS05A 1810 1982 .80 .84 .87 .94 .89 .89 .90 6 MAS05B 1809 1982 .60 .72 .83 .92 .92 .93 .93 7 MAS06A 1760 1982 .65 .60 .59 .69 .78 .90 .89 .91 .88 8 MAS06B 1794 1982 .80 .77 .79 .81 .90 .91 .94 .95 9 MAS07A 1829 1982 .73 .79 .89 .81 .82 .83 10 MAS07B 1828 1982 .70 .77 .89 .85 .84 .83 11 MAS08A 1764 1982 .49 .57 .78 .81 .79 .84 .87 .90 .91 12 MAS08B 1760 1982 .70 .63 .71 .47 .44 .82 .87 .86 .85 13 MAS09A 1734 1965 .71 .81 .79 .73 .69 .76 .88 .78 .77 14 MAS10A 1760 1966 .93 .89 .82 .85 .89 .87 .87 .90 15 MAS12A 1769 1965 .68 .62 .70 .63 .64 .79 .76 .75 16 MAS13A 1723 1969 .82 .82 .82 .78 .81 .79 .80 .83 .75 .70 17 MAS13B 1721 1946 .77 .82 .86 .84 .78 .78 .86 .89 .83 18 MAS14A 1687 1969 .93 .92 .90 .83 .70 .66 .67 .58 .61 .62 .63 19 MAS14B 1705 1970 .78 .75 .81 .70 .64 .66 .65 .66 .69 .73 20 MAS14C 1677 1969 .92 .84 .85 .84 .79 .75 .64 .53 .65 .59 .58 21 MAS16A 1800 1961 .82 .84 .86 .92 .90 .89 22 MAS17B 1753 1974 .67 .58 .66 .73 .79 .87 .81 .84 23 MAS20A 1791 1982 .78 .81 .86 .84 .84 .86 .89 .92 24 MAS20B 1791 1982 .77 .77 .80 .78 .83 .79 .85 .88 25 MAS22A 1772 1982 .71 .72 .80 .85 .86 .92 .89 .87 .89 26 MAS22B 1767 1982 .90 .87 .84 .84 .86 .90 .84 .81 .82 27 MAS24A 1760 1982 .69 .64 .78 .77 .78 .88 .89 .92 .92 28 MAS24B 1826 1982 .82 .84 .90 .90 .91 .92 29 MAS25A 1758 1982 .73 .76 .85 .88 .90 .91 .89 .90 .91 30 MAS25B 1810 1982 .89 .87 .88 .91 .89 .92 .92 31 MAS26A 1796 1982 .71 .69 .74 .86 .92 .89 .90 .92 32 MAS26B 1781 1982 .64 .67 .80 .83 .91 .88 .88 .87 33 MAS27A 1758 1982 .75 .70 .83 .87 .88 .93 .90 .87 .83 34 MAS27B 1793 1982 .75 .76 .80 .84 .90 .89 .91 .90 35 MAS28A 1773 1982 .69 .68 .65 .84 .90 .85 .83 .89 .90 36 MAS28B 1776 1982 .80 .80 .84 .87 .87 .82 .87 .89 37 MAS29A 1798 1982 .79 .79 .80 .85 .89 .86 .83 .85 38 MAS29B 1753 1982 .84 .73 .71 .74 .82 .92 .88 .85 .85 PART 7: DESCRIPTIVE STATISTICS: 15:53 Mon 02 SEP 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 MAS02A 1830 1982 153 6 0 0.843 1.02 2.65 0.438 0.492 0.332 2.17 0.418 -0.072 1 2 MAS03A 1760 1982 223 9 0 0.814 0.68 2.19 0.220 0.374 0.239 2.02 0.313 -0.017 1 3 MAS04A 1800 1982 183 7 0 0.899 0.66 1.51 0.257 0.244 0.379 2.03 0.422 0.008 1 4 MAS04B 1740 1982 243 10 0 0.895 0.78 2.25 0.325 0.364 0.361 2.17 0.419 -0.024 1 5 MAS05A 1810 1982 173 7 0 0.882 0.74 1.70 0.327 0.384 0.382 2.07 0.420 -0.016 1 6 MAS05B 1809 1982 174 7 0 0.815 0.71 1.72 0.306 0.514 0.325 2.15 0.392 -0.003 1 7 MAS06A 1760 1982 223 9 0 0.782 0.58 1.52 0.256 0.587 0.274 2.22 0.346 -0.012 1 8 MAS06B 1794 1982 189 8 0 0.852 0.52 1.34 0.201 0.306 0.321 1.99 0.307 -0.017 1 9 MAS07A 1829 1982 154 6 0 0.822 0.98 4.69 0.713 0.666 0.344 2.26 0.440 -0.023 1 10 MAS07B 1828 1982 155 6 0 0.816 0.96 4.30 0.662 0.648 0.335 2.15 0.372 -0.022 1 11 MAS08A 1764 1982 219 9 0 0.777 0.53 1.93 0.256 0.524 0.336 2.28 0.430 -0.037 1 12 MAS08B 1760 1982 223 9 0 0.724 0.53 1.89 0.293 0.504 0.350 2.26 0.339 -0.012 1 13 MAS09A 1734 1965 232 9 0 0.761 0.66 1.84 0.290 0.702 0.245 1.94 0.234 -0.010 1 14 MAS10A 1760 1966 207 8 0 0.881 0.66 1.82 0.311 0.541 0.320 2.11 0.362 -0.041 1 15 MAS12A 1769 1965 197 8 0 0.695 0.88 2.40 0.425 0.491 0.317 2.16 0.421 0.022 1 16 MAS13A 1723 1969 247 10 0 0.786 0.63 2.91 0.449 0.630 0.346 2.23 0.403 -0.004 1 17 MAS13B 1721 1946 226 9 0 0.816 0.63 3.35 0.405 0.589 0.332 2.30 0.373 -0.025 2 18 MAS14A 1687 1969 283 11 0 0.716 0.56 2.60 0.346 0.569 0.304 2.13 0.316 -0.016 1 19 MAS14B 1705 1970 266 10 0 0.710 0.48 1.51 0.234 0.547 0.300 2.13 0.382 -0.031 1 20 MAS14C 1677 1969 293 11 0 0.713 0.52 2.44 0.320 0.563 0.302 2.01 0.321 -0.021 1 21 MAS16A 1800 1961 162 6 0 0.863 0.88 2.20 0.410 0.389 0.412 2.20 0.465 0.005 1 22 MAS17B 1753 1974 222 8 0 0.753 0.77 2.61 0.408 0.460 0.393 2.08 0.314 -0.015 2 23 MAS20A 1791 1982 192 8 0 0.852 0.62 2.09 0.299 0.563 0.319 2.25 0.358 -0.017 1 24 MAS20B 1791 1982 192 8 0 0.817 0.63 1.69 0.255 0.516 0.305 2.12 0.287 -0.033 1 25 MAS22A 1772 1982 211 9 0 0.839 0.69 1.90 0.301 0.451 0.332 2.00 0.384 -0.014 1 26 MAS22B 1767 1982 216 9 0 0.857 0.68 1.77 0.307 0.544 0.328 2.12 0.330 -0.038 1 27 MAS24A 1760 1982 223 9 0 0.807 0.62 1.99 0.386 0.623 0.392 2.04 0.364 -0.018 1 28 MAS24B 1826 1982 157 6 0 0.887 0.83 2.17 0.382 0.367 0.404 2.08 0.399 -0.021 1 29 MAS25A 1758 1982 225 9 0 0.852 0.64 2.54 0.292 0.370 0.338 1.99 0.297 -0.015 1 30 MAS25B 1810 1982 173 7 0 0.894 0.59 1.46 0.237 0.254 0.375 2.07 0.361 -0.020 1 31 MAS26A 1796 1982 187 8 0 0.850 0.83 2.41 0.372 0.430 0.344 2.03 0.373 -0.019 1 32 MAS26B 1781 1982 202 8 0 0.813 0.82 1.88 0.420 0.635 0.334 2.07 0.380 -0.007 1 33 MAS27A 1758 1982 225 9 0 0.842 0.79 2.52 0.419 0.475 0.365 2.02 0.374 0.015 1 34 MAS27B 1793 1982 190 8 0 0.842 0.56 1.71 0.224 0.346 0.317 2.08 0.388 -0.016 1 35 MAS28A 1773 1982 210 9 0 0.827 0.54 1.16 0.202 0.487 0.280 1.95 0.361 -0.009 1 36 MAS28B 1776 1982 207 8 0 0.841 0.71 1.70 0.286 0.459 0.327 2.01 0.374 0.002 1 37 MAS29A 1798 1982 185 8 0 0.834 0.61 2.20 0.251 0.474 0.289 2.22 0.377 0.004 1 38 MAS29B 1753 1982 230 9 0 0.827 0.65 1.82 0.249 0.499 0.284 2.23 0.404 -0.025 1 --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- Total or mean: 7872 315 0 0.813 0.68 4.69 0.330 0.494 0.329 2.30 0.366 -0.016