Chronology file name : MEXI018.CRN Measurement file name : MEXI018.RWL Date checked : 31JUL96 Technician's name : MARIETTE SEKLECKI Supervisor's name : HENRI D. GRISSINO-MAYER Beginning year : 1636 Ending year : 1965 Principal investigators: M.A. STOKES, T.P. HARLAN, R.L. HOLMES Site name : TRES RIOS, SIERRA MADRE, CHIHUAHUA Site location : MEXICO Species information : PIPO PONDEROSA PINE Latitude : 3020N Longitude : 10830W Elevation : 2347 M Series intercorrelation: 0.705 Avg mean sensitivity : 0.368 Avg standard deviation : 0.594 Avg autocorrelation : 0.689 Number dated series : 21 Segment length tested : 50 Number problem segments: 1 Pct problem segments : 0.64 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: 23:13 Wed 31 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 1774 1799 1824 1849 1874 1899 1924 1949 1974 --- -------- --------- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- 1 167011 1760 1965 .85 .84 .78 .75 .78 .90 .91 .81 2 167012 1750 1965 .55 .82 .86 .84 .75 .81 .87 .78 3 167021 1760 1965 .67 .72 .71 .56 .58 .63 .39 .29A 4 167022 1765 1965 .67 .73 .74 .62 .63 .69 .70 .72 5 167031 1747 1965 .69 .72 .84 .77 .53 .48 .61 .48 .45 6 167032 1750 1965 .79 .80 .78 .71 .72 .83 .62 .43 7 167041 1746 1965 .66 .72 .78 .71 .71 .75 .81 .86 .84 8 167042 1750 1965 .79 .73 .71 .69 .72 .86 .87 .83 9 167051 1820 1965 .67 .66 .72 .78 .83 .74 10 167052 1815 1965 .61 .58 .63 .83 .84 .81 11 167061 1636 1965 .60 .59 .71 .62 .58 .69 .76 .80 .80 12 167071 1800 1965 .56 .37 .53 .75 .79 .75 13 167072 1787 1965 .61 .61 .62 .60 .78 .85 .76 14 167081 1819 1965 .72 .74 .62 .55 .49 .54 15 167082 1745 1965 .57 .59 .76 .85 .80 .60 .67 .75 .76 16 167091 1762 1965 .76 .80 .81 .66 .57 .80 .83 .75 17 167092 1757 1965 .75 .84 .76 .67 .65 .81 .88 .81 18 167101 1765 1965 .56 .67 .70 .63 .72 .78 .64 .40 19 167102 1790 1965 .59 .58 .69 .76 .78 .80 .42 20 167111 1814 1965 .69 .65 .68 .86 .84 .77 21 167112 1856 1965 .80 .86 .90 .87 PART 7: DESCRIPTIVE STATISTICS: 23:13 Wed 31 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 167011 1760 1965 206 8 0 0.831 1.21 3.30 0.606 0.730 0.314 1.90 0.325 -0.046 1 2 167012 1750 1965 216 8 0 0.755 1.49 4.52 0.686 0.733 0.275 1.92 0.258 -0.018 1 3 167021 1760 1965 206 8 1 0.555 0.95 2.80 0.579 0.815 0.353 2.02 0.281 -0.018 1 4 167022 1765 1965 201 8 0 0.678 1.01 2.44 0.464 0.689 0.316 1.87 0.312 -0.035 1 5 167031 1747 1965 219 9 0 0.603 1.10 3.65 0.945 0.853 0.436 1.92 0.310 -0.007 1 6 167032 1750 1965 216 8 0 0.695 0.98 3.23 0.708 0.846 0.366 2.02 0.366 -0.026 1 7 167041 1746 1965 220 9 0 0.764 0.94 3.50 0.634 0.746 0.414 2.05 0.349 -0.023 1 8 167042 1750 1965 216 8 0 0.777 0.86 3.53 0.668 0.773 0.433 2.00 0.324 -0.032 1 9 167051 1820 1965 146 6 0 0.725 1.12 2.46 0.522 0.662 0.358 1.97 0.341 -0.042 1 10 167052 1815 1965 151 6 0 0.748 1.39 4.36 0.842 0.819 0.298 1.90 0.263 -0.047 1 11 167061 1636 1965 330 9 0 0.695 0.87 2.91 0.546 0.727 0.412 1.94 0.298 -0.018 2 12 167071 1800 1965 166 6 0 0.647 0.74 2.09 0.320 0.354 0.407 2.15 0.361 -0.030 1 13 167072 1787 1965 179 7 0 0.718 1.54 3.64 0.590 0.453 0.359 1.89 0.314 -0.047 1 14 167081 1819 1965 147 6 0 0.589 1.05 2.58 0.544 0.623 0.411 1.88 0.270 -0.031 1 15 167082 1745 1965 221 9 0 0.693 1.01 2.36 0.409 0.493 0.361 1.83 0.235 -0.021 3 16 167091 1762 1965 204 8 0 0.746 0.99 3.39 0.610 0.726 0.344 1.90 0.277 -0.024 1 17 167092 1757 1965 209 8 0 0.762 0.97 2.76 0.447 0.576 0.335 1.88 0.309 -0.015 1 18 167101 1765 1965 201 8 0 0.627 0.86 2.24 0.468 0.626 0.397 1.92 0.336 -0.031 1 19 167102 1790 1965 176 7 0 0.641 1.15 3.65 0.778 0.861 0.280 2.04 0.301 -0.026 1 20 167111 1814 1965 152 6 0 0.750 0.88 3.46 0.499 0.619 0.436 2.05 0.327 -0.024 1 21 167112 1856 1965 110 4 0 0.829 1.25 2.55 0.601 0.578 0.414 1.94 0.359 -0.029 1 --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- Total or mean: 4092 156 1 0.705 1.05 4.52 0.594 0.689 0.368 2.15 0.309 -0.027