Chronology file name : ME032.CRN Measurement file name : ME032.RWL Date checked : 31JUL96 Technician's name : MARIETTE SEKLECKI Supervisor's name : HENRI D. GRISSINO-MAYER Beginning year : 1863 Ending year : 1994 Principal investigators: A.E.S HAGER, W.H. LIVINGSTON, A.S. WHITE Site name : GRINDSTONE Site location : MAINE, USA Species information : FRNI BLACK ASH Latitude : 4574N Longitude : 6858W Elevation : 140 M Series intercorrelation: 0.644 Avg mean sensitivity : 0.303 Avg standard deviation : 0.523 Avg autocorrelation : 0.716 Number dated series : 41 Segment length tested : 50 Number problem segments: 3 Pct problem segments : 2.52 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: #28 27-14B 1945-1994 IS POSSIBLY MISDATED EXCELLENT HIGH QUALITY CHRONOLOGY PART 5: CORRELATION OF SERIES BY SEGMENTS: 23:07 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 27-01A 1943 1994 .71 .66 2 27-01B 1902 1994 .48 .52 .56 3 27-02A 1899 1994 .78 .78 .81 .72 4 27-02B 1899 1994 .68 .67 .67 .68 5 27-03A 1940 1994 .75 .67 6 27-03B 1940 1994 .76 .68 7 27-03D 1905 1994 .77 .76 .58 8 27-04A 1949 1994 .59 9 27-04B 1901 1994 .76 .76 .63 10 27-04C 1903 1994 .77 .74 .68 11 27-05A 1906 1994 .61 .73 .74 12 27-05B 1925 1994 .73 .70 13 27-06A 1939 1994 .81 .75 14 27-06B 1943 1994 .79 .74 15 27-07A 1940 1994 .42 .33 16 27-07B 1940 1994 .49 .42 17 27-08A 1942 1994 .59 .57 18 27-08B 1940 1994 .53 .46 19 27-09A 1909 1994 .72 .69 .55 20 27-09B 1897 1994 .68 .70 .65 .63 21 27-10A 1896 1994 .77 .79 .55 .40 22 27-10C 1896 1994 .65 .73 .56 .49 23 27-12A 1898 1994 .52 .50 .52 .50 24 27-12C 1912 1994 .45 .31A .49 25 27-13A 1927 1994 .75 .67 26 27-13C 1896 1994 .70 .75 .71 .73 27 27-14A 1892 1994 .67 .72 .74 .57 28 27-14B 1902 1994 .85 .79 .25B 29 27-15A 1949 1994 .23B 30 27-15B 1917 1994 .51 .61 .72 31 27-15C 1959 1994 .37 32 27-16A 1903 1994 .73 .76 .78 33 27-16C 1880 1994 .59 .72 .75 .80 34 27-16B 1896 1994 .67 .72 .80 .79 35 27-17A 1913 1994 .72 .79 .82 36 27-17B 1897 1994 .65 .61 .75 .66 37 27-19A 1940 1994 .63 .60 38 27-19B 1943 1994 .69 .65 39 27-20A 1863 1994 .70 .70 .68 .61 .57 40 27-20B 1872 1994 .75 .75 .79 .72 .44 41 27-23A 1905 1994 .51 .49 .73 PART 7: DESCRIPTIVE STATISTICS: 23:07 Wed 31 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 27-01A 1943 1994 52 2 0 0.695 0.95 3.11 0.751 0.786 0.287 1.89 0.364 -0.031 1 2 27-01B 1902 1994 93 3 0 0.470 0.80 3.25 0.643 0.739 0.317 2.21 0.380 0.068 1 3 27-02A 1899 1994 96 4 0 0.754 1.20 4.05 0.905 0.840 0.292 2.29 0.445 -0.052 1 4 27-02B 1899 1994 96 4 0 0.680 1.02 3.09 0.700 0.787 0.301 2.27 0.399 -0.051 1 5 27-03A 1940 1994 55 2 0 0.753 0.56 1.47 0.295 0.631 0.262 2.09 0.354 -0.013 1 6 27-03B 1940 1994 55 2 0 0.769 0.72 2.07 0.444 0.692 0.304 1.99 0.339 0.028 1 7 27-03D 1905 1994 90 3 0 0.681 0.64 2.89 0.515 0.785 0.275 1.90 0.319 -0.009 1 8 27-04A 1949 1994 46 1 0 0.593 0.80 3.00 0.707 0.877 0.292 1.94 0.358 -0.006 3 9 27-04B 1901 1994 94 3 0 0.739 0.85 2.13 0.518 0.733 0.310 2.00 0.341 -0.055 1 10 27-04C 1903 1994 92 3 0 0.756 1.12 2.78 0.720 0.774 0.285 1.98 0.311 -0.044 3 11 27-05A 1906 1994 89 3 0 0.702 0.74 1.81 0.403 0.437 0.377 2.30 0.471 0.136 2 12 27-05B 1925 1994 70 2 0 0.748 0.58 1.64 0.360 0.644 0.330 1.99 0.409 -0.040 1 13 27-06A 1939 1994 56 2 0 0.812 0.78 1.59 0.359 0.677 0.305 1.83 0.273 -0.008 1 14 27-06B 1943 1994 52 2 0 0.804 0.69 1.84 0.384 0.590 0.357 2.04 0.405 0.047 1 15 27-07A 1940 1994 55 2 0 0.446 0.56 2.32 0.393 0.634 0.308 1.88 0.339 -0.048 1 16 27-07B 1940 1994 55 2 0 0.506 0.64 2.46 0.409 0.709 0.325 1.96 0.420 -0.044 1 17 27-08A 1942 1994 53 2 0 0.603 0.66 1.47 0.316 0.800 0.229 2.04 0.480 0.102 3 18 27-08B 1940 1994 55 2 0 0.546 0.78 1.47 0.348 0.713 0.256 1.75 0.265 -0.043 1 19 27-09A 1909 1994 86 3 0 0.602 0.68 2.40 0.520 0.819 0.333 2.18 0.422 -0.054 1 20 27-09B 1897 1994 98 4 0 0.662 0.58 2.19 0.490 0.784 0.331 2.03 0.304 -0.026 1 21 27-10A 1896 1994 99 4 0 0.593 0.67 3.01 0.501 0.732 0.241 2.19 0.391 0.006 2 22 27-10C 1896 1994 99 4 0 0.589 0.69 1.95 0.449 0.728 0.340 2.17 0.419 -0.042 2 23 27-12A 1898 1994 97 4 0 0.518 0.52 2.77 0.478 0.873 0.327 2.02 0.354 -0.054 1 24 27-12C 1912 1994 83 3 1 0.421 0.32 1.14 0.211 0.594 0.359 2.24 0.392 0.078 1 25 27-13A 1927 1994 68 2 0 0.748 0.56 1.63 0.329 0.568 0.355 2.33 0.392 -0.048 1 26 27-13C 1896 1994 99 4 0 0.710 0.72 3.38 0.552 0.763 0.331 2.12 0.467 -0.005 1 27 27-14A 1892 1994 103 4 0 0.661 1.06 3.20 0.697 0.829 0.257 2.11 0.350 0.028 2 28 27-14B 1902 1994 93 3 1 0.566 1.02 3.45 0.692 0.794 0.235 2.06 0.371 -0.060 1 29 27-15A 1949 1994 46 1 1 0.232 0.45 1.80 0.306 0.597 0.340 2.13 0.457 0.023 4 30 27-15B 1917 1994 78 3 0 0.586 0.36 1.79 0.228 0.285 0.369 2.25 0.410 -0.009 1 31 27-15C 1959 1994 36 1 0 0.368 0.40 1.13 0.239 0.680 0.348 2.04 0.436 -0.036 4 32 27-16A 1903 1994 92 3 0 0.758 1.22 3.38 0.683 0.768 0.269 2.07 0.370 0.050 3 33 27-16C 1880 1994 115 4 0 0.673 1.01 2.99 0.689 0.802 0.298 2.33 0.352 0.081 2 34 27-16B 1896 1994 99 4 0 0.716 1.04 2.45 0.531 0.624 0.301 2.19 0.441 0.029 3 35 27-17A 1913 1994 82 3 0 0.718 1.25 3.48 0.776 0.760 0.278 2.07 0.445 0.074 2 36 27-17B 1897 1994 98 4 0 0.651 0.94 2.23 0.467 0.592 0.293 1.99 0.380 -0.014 3 37 27-19A 1940 1994 55 2 0 0.648 1.02 2.35 0.454 0.619 0.279 2.08 0.435 0.047 1 38 27-19B 1943 1994 52 2 0 0.703 0.83 1.90 0.453 0.756 0.270 2.10 0.501 0.067 1 39 27-20A 1863 1994 132 5 0 0.654 0.93 2.81 0.632 0.820 0.281 2.03 0.402 -0.053 2 40 27-20B 1872 1994 123 5 0 0.649 0.71 2.36 0.507 0.819 0.299 1.96 0.334 -0.041 2 41 27-23A 1905 1994 90 3 0 0.609 1.09 2.50 0.485 0.539 0.311 2.06 0.379 0.034 1 --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- Total or mean: 3277 119 3 0.644 0.81 4.05 0.523 0.716 0.303 2.33 0.386 -0.001