Chronology file name : ME029.CRN Measurement file name : ME029.RWL Date checked : 31JUL96 Technician's name : MARIETTE SEKLECKI Supervisor's name : HENRI D. GRISSINO-MAYER Beginning year : 1864 Ending year : 1994 Principal investigators: A.E.S. HAGER, W.H. LIVINGSTON, A.S. WHITE Site name : WEST ENFIELD Site location : MAINE, USA Species information : FRNI BLACK ASH Latitude : 4524N Longitude : 6861W Elevation : 70 M Series intercorrelation: 0.593 Avg mean sensitivity : 0.306 Avg standard deviation : 0.417 Avg autocorrelation : 0.702 Number dated series : 57 Segment length tested : 50 Number problem segments: 10 Pct problem segments : 5.59 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: #43 30-17B 1945-1994 IS POSSIBLY MISDATED ALL FLAGS = LOW CORRELATIONS WITH MASTER EXCELLENT HIGH QUALITY CHRONOLOGY PART 5: CORRELATION OF SERIES BY SEGMENTS: 23:05 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 1850 1875 1900 1925 1950 1899 1924 1949 1974 1999 --- -------- --------- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- 1 30-01A 1931 1994 .69 .66 2 30-01D 1931 1994 .66 .73 3 30-02B 1924 1994 .65 .66 .70 4 30-02C 1925 1994 .69 .75 5 30-02D 1932 1994 .69 .68 6 30-03A 1870 1994 .58 .70 .74 .64 .47 7 30-03B 1882 1994 .76 .70 .47 .46 8 30-04A 1897 1994 .86 .86 .71 .57 9 30-04B 1891 1994 .79 .80 .65 .50 10 30-05A 1935 1994 .79 .73 11 30-05C 1916 1994 .78 .78 .59 12 30-06B 1915 1994 .69 .58 .52 13 30-06C 1914 1994 .69 .56 .52 14 30-07A 1922 1994 .66 .73 .73 15 30-07C 1908 1994 .51 .71 .80 16 30-08A 1898 1994 .66 .69 .78 .70 17 30-08B 1915 1994 .81 .83 .76 18 30-08D 1898 1994 .68 .71 .83 .70 19 30-09A 1867 1994 .67 .72 .52 .19B .25B 20 30-09B 1866 1994 .69 .71 .55 .30A .35B 21 30-09C 1864 1994 .52 .64 .59 .44 .41 22 30-09D 1918 1994 .36 .40 .43 23 30-10A 1894 1994 .57 .63 .45 .37 24 30-10D 1904 1994 .74 .49 .34 25 30-11A 1886 1994 .76 .71 .56 .35B 26 30-11B 1880 1994 .68 .58 .51 .40 27 30-11C 1903 1994 .76 .62 .54 28 30-12A 1908 1994 .67 .62 .55 29 30-12B 1905 1994 .63 .62 .57 30 30-12C 1905 1994 .61 .63 .68 31 30-12D 1908 1994 .65 .65 .64 32 30-13A 1886 1994 .87 .81 .61 .48 33 30-13B 1882 1994 .79 .75 .51 .37 34 30-14A 1931 1994 .73 .66 35 30-14B 1925 1994 .70 .65 36 30-14C 1925 1994 .82 .72 37 30-14D 1931 1994 .85 .78 38 30-15A 1907 1994 .82 .78 .73 39 30-15B 1910 1994 .82 .73 .55 40 30-16B 1893 1994 .54 .56 .23A .09B 41 30-16C 1892 1994 .49 .52 .43 .42 42 30-17A 1916 1994 .70 .57 .30A 43 30-17B 1902 1994 .65 .34 .22B 44 30-18A 1943 1994 .72 .67 45 30-18B 1939 1994 .61 .56 46 30-18C 1937 1994 .48 .35 47 30-18D 1936 1994 .52 .34 48 30-19A 1898 1994 .79 .80 .61 .47 49 30-19B 1899 1994 .79 .78 .55 .48 50 30-20A 1901 1994 .79 .72 .37 51 30-20B 1901 1994 .64 .49 .41 52 30-21A 1916 1994 .67 .70 .73 53 30-21C 1921 1994 .63 .71 .67 54 30-21D 1919 1994 .48 .62 .65 55 30-22A 1937 1994 .50 .52 56 30-22B 1916 1994 .50 .43 .59 57 30-24A 1905 1994 .68 .49 .37B PART 7: DESCRIPTIVE STATISTICS: 23:05 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 30-01A 1931 1994 64 2 0 0.662 0.97 2.08 0.506 0.626 0.330 2.08 0.409 0.051 1 2 30-01D 1931 1994 64 2 0 0.669 0.75 2.71 0.516 0.568 0.366 2.37 0.452 0.002 1 3 30-02B 1924 1994 71 3 0 0.639 0.59 2.03 0.378 0.702 0.324 2.30 0.403 -0.045 1 4 30-02C 1925 1994 70 2 0 0.691 0.87 2.84 0.603 0.776 0.312 2.13 0.468 0.041 1 5 30-02D 1932 1994 63 2 0 0.660 0.84 2.72 0.591 0.762 0.328 2.14 0.364 -0.015 1 6 30-03A 1870 1994 125 5 0 0.558 0.73 1.98 0.382 0.674 0.288 2.11 0.422 0.007 1 7 30-03B 1882 1994 113 4 0 0.585 0.78 4.81 0.709 0.518 0.333 2.02 0.353 -0.050 1 8 30-04A 1897 1994 98 4 0 0.753 0.76 2.11 0.413 0.526 0.390 2.06 0.367 -0.051 1 9 30-04B 1891 1994 104 4 0 0.675 0.82 1.77 0.417 0.484 0.395 2.07 0.378 -0.053 1 10 30-05A 1935 1994 60 2 0 0.746 0.77 2.27 0.548 0.772 0.373 2.11 0.416 -0.133 1 11 30-05C 1916 1994 79 3 0 0.667 0.53 2.26 0.416 0.607 0.391 2.17 0.360 -0.075 1 12 30-06B 1915 1994 80 3 0 0.563 0.54 2.07 0.413 0.721 0.266 2.26 0.427 -0.014 1 13 30-06C 1914 1994 81 3 0 0.591 0.58 2.06 0.447 0.795 0.294 2.09 0.425 0.031 1 14 30-07A 1922 1994 73 3 0 0.680 0.89 2.88 0.559 0.627 0.337 2.22 0.452 -0.020 1 15 30-07C 1908 1994 87 3 0 0.592 0.59 2.29 0.389 0.691 0.326 2.26 0.464 -0.001 1 16 30-08A 1898 1994 97 4 0 0.665 0.47 1.63 0.252 0.511 0.359 2.49 0.486 -0.003 1 17 30-08B 1915 1994 80 3 0 0.769 0.87 2.70 0.475 0.538 0.340 2.50 0.467 0.009 1 18 30-08D 1898 1994 97 4 0 0.673 0.81 2.97 0.513 0.556 0.385 2.39 0.400 -0.007 1 19 30-09A 1867 1994 128 5 2 0.453 0.41 1.54 0.309 0.801 0.306 2.13 0.391 0.023 2 20 30-09B 1866 1994 129 5 2 0.509 0.41 1.61 0.273 0.674 0.339 2.38 0.408 0.001 1 21 30-09C 1864 1994 131 5 0 0.506 0.42 2.34 0.301 0.562 0.309 2.53 0.417 -0.049 1 22 30-09D 1918 1994 77 3 0 0.393 0.30 0.91 0.151 0.635 0.301 2.28 0.490 -0.034 1 23 30-10A 1894 1994 101 4 0 0.488 0.44 1.56 0.283 0.673 0.299 2.06 0.356 -0.030 1 24 30-10D 1904 1994 91 3 0 0.549 0.47 1.95 0.397 0.795 0.320 2.01 0.424 -0.005 1 25 30-11A 1886 1994 109 4 1 0.596 0.52 1.34 0.274 0.728 0.256 1.98 0.378 -0.022 1 26 30-11B 1880 1994 115 4 0 0.531 0.41 1.39 0.276 0.629 0.304 2.05 0.388 0.004 1 27 30-11C 1903 1994 92 3 0 0.660 0.57 1.84 0.380 0.797 0.273 2.04 0.373 -0.055 1 28 30-12A 1908 1994 87 3 0 0.585 0.41 0.93 0.229 0.632 0.318 2.27 0.464 -0.107 1 29 30-12B 1905 1994 90 3 0 0.597 0.80 3.07 0.591 0.805 0.287 2.19 0.394 -0.093 2 30 30-12C 1905 1994 90 3 0 0.581 0.37 1.09 0.215 0.662 0.344 2.16 0.452 -0.034 1 31 30-12D 1908 1994 87 3 0 0.613 0.68 1.70 0.453 0.764 0.322 2.16 0.447 0.010 1 32 30-13A 1886 1994 109 4 0 0.678 0.62 2.06 0.421 0.685 0.310 2.30 0.448 -0.035 1 33 30-13B 1882 1994 113 4 0 0.595 0.80 2.32 0.537 0.752 0.297 1.96 0.401 -0.061 1 34 30-14A 1931 1994 64 2 0 0.678 0.77 2.15 0.591 0.857 0.303 2.26 0.437 0.020 1 35 30-14B 1925 1994 70 2 0 0.635 0.71 1.91 0.475 0.825 0.292 2.19 0.387 -0.011 1 36 30-14C 1925 1994 70 2 0 0.767 0.93 2.37 0.571 0.826 0.244 2.35 0.471 0.111 1 37 30-14D 1931 1994 64 2 0 0.798 0.92 2.28 0.592 0.849 0.252 2.33 0.422 0.068 1 38 30-15A 1907 1994 88 3 0 0.781 1.07 2.68 0.627 0.781 0.272 2.25 0.462 0.070 1 39 30-15B 1910 1994 85 3 0 0.672 0.57 1.53 0.349 0.617 0.340 2.55 0.462 0.014 1 40 30-16B 1893 1994 102 4 2 0.303 0.58 3.01 0.513 0.877 0.242 1.83 0.310 -0.092 3 41 30-16C 1892 1994 103 4 0 0.455 0.62 4.45 0.621 0.912 0.186 1.98 0.291 0.010 3 42 30-17A 1916 1994 79 3 1 0.433 0.36 0.95 0.244 0.829 0.305 1.97 0.344 -0.020 1 43 30-17B 1902 1994 93 3 1 0.468 0.39 1.61 0.307 0.818 0.253 2.24 0.476 0.029 1 44 30-18A 1943 1994 52 2 0 0.713 0.78 1.81 0.427 0.624 0.326 2.08 0.426 -0.025 1 45 30-18B 1939 1994 56 2 0 0.569 0.56 2.47 0.552 0.830 0.286 2.09 0.410 -0.067 1 46 30-18C 1937 1994 58 2 0 0.442 0.47 2.15 0.456 0.854 0.288 1.95 0.407 -0.076 1 47 30-18D 1936 1994 59 2 0 0.403 0.72 3.15 0.838 0.883 0.295 1.87 0.302 -0.055 1 48 30-19A 1898 1994 97 4 0 0.649 0.55 1.50 0.358 0.708 0.297 2.09 0.344 -0.016 1 PART 7: DESCRIPTIVE STATISTICS: 23:05 Wed 31 JUL 1996 Page 8 ----------------------------------------------------------------------------------------------------------------------------------- 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 () --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- 49 30-19B 1899 1994 96 4 0 0.668 0.42 1.23 0.255 0.711 0.285 2.39 0.440 -0.027 1 50 30-20A 1901 1994 94 3 0 0.614 0.42 1.23 0.248 0.696 0.247 2.17 0.346 0.002 1 51 30-20B 1901 1994 94 3 0 0.526 0.37 1.01 0.193 0.643 0.286 2.18 0.439 0.050 1 52 30-21A 1916 1994 79 3 0 0.672 0.59 1.06 0.235 0.555 0.309 1.81 0.295 0.023 1 53 30-21C 1921 1994 74 3 0 0.623 0.62 1.28 0.296 0.601 0.336 2.29 0.454 0.066 1 54 30-21D 1919 1994 76 3 0 0.503 0.68 1.63 0.321 0.749 0.276 1.96 0.381 0.028 2 55 30-22A 1937 1994 58 2 0 0.486 1.20 3.12 0.849 0.795 0.293 1.92 0.378 -0.045 1 56 30-22B 1916 1994 79 3 0 0.512 1.02 2.39 0.614 0.751 0.263 2.15 0.402 0.077 1 57 30-24A 1905 1994 90 3 1 0.570 0.57 2.05 0.386 0.760 0.256 2.42 0.472 -0.001 1 --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- Total or mean: 4935 179 10 0.593 0.63 4.81 0.417 0.702 0.306 2.55 0.408 -0.012