NOTE: All statistics reported below describe the raw measurement file, not the chronology itself. This file should be viewed with a non-proportional font. Chronology file name : MN019.CRN Measurement file name : MN019.RWL Date checked : 21MAR95 Technician's name : MARIETTE SEKLECKI Supervisor's name : HENRI D. GRISSINO-MAYER Beginning year : 1672 Ending year : 1971 Principal investigators: H.C. FRITTS Site name : NICOLLET LAKE Site location : MINNESOTA, USA Species information : PIRE RED PINE Latitude : 4711N Longitude : 9514W Elevation : 457 M Series intercorrelation: 0.543 Avg mean sensitivity : 0.201 Avg standard deviation : 0.686 Avg autocorrelation : 0.869 Number dated series : 45 Segment length tested : 50 Number problem segments: 45 Pct problem segments : 14.66 Are there obvious misdated series? YES Number possible misdated series : 2 Percent misdated series : 4.44 Comments: #25 43032 1727-1824, #44 428061 1681-1730 ARE MISDATED #31 430072 1875-1949, #42 428051 1681-1774 ARE POSSIBLY MISDATED #32 430081 1740-1849 HAS LOW CORRELATION BEFORE 1800 MANY LOW CORRELATIONS - POSSIBLY A LOCAL DISTURBANCE EXCELLENT DATA SET AFTER 1775, MISDATES NOT CRUCIAL BUT SHOULD BE CORRECTED 1 PART 5: CORRELATION BY SEGMENTS OF SERIES: 13:48 Tue 21 MAR 1995 Page 2 ----------------------------------------------------------------------------------------------------------------------------------- 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 Interval 1675 1700 1725 1750 1775 1800 1825 1850 1875 1900 1925 1724 1749 1774 1799 1824 1849 1874 1899 1924 1949 1974 1 429011 1776 1971 - - - - .42 .45 .56 .67 .43 .44 .49 - - - - - - - - - + 2 429012 1731 1971 - - .05 .16 .39 .49 .43 .47 .44 .55 .66 - - - - - - - - - + ___B ___B 3 429021 1751 1971 - - - .54 .62 .55 .65 .69 .59 .62 .70 - - - - - - - - - + 4 429031 1855 1971 - - - - - - - .60 .48 .63 .57 - - - - - - - - - + 5 429041 1830 1971 - - - - - - .67 .62 .66 .75 .45 - - - - - - - - - + 6 429042 1820 1971 - - - - - .53 .63 .65 .64 .72 .75 - - - - - - - - - + 7 429051 1830 1971 - - - - - - .36 .52 .48 .46 .45 - - - - - - - - - + 8 429061 1831 1971 - - - - - - .31 .26 .48 .67 .55 - - - - - - - - - + ___A ___A 9 429062 1827 1971 - - - - - - .67 .70 .57 .56 .49 - - - - - - - - - + 10 429071 1829 1971 - - - - - - .64 .74 .46 .07 -.17 - - - - - - - - - + ___B ___B 11 429072 1826 1971 - - - - - - .35 .41 .43 .70 .71 - - - - - - - - - + 12 429081 1828 1971 - - - - - - .55 .62 .65 .73 .67 - - - - - - - - - + 13 429082 1827 1971 - - - - - - .33 .52 .56 .54 .55 - - - - - - - - - + 14 429091 1829 1971 - - - - - - .43 .57 .32 .33 .54 - - - - - - - - - + ___A ___B 15 429092 1833 1971 - - - - - - .40 .49 .60 .60 .61 - - - - - - - - - + 16 429101 1830 1971 - - - - - - .56 .58 .48 .54 .53 - - - - - - - - - + 17 429102 1830 1971 - - - - - - .63 .72 .56 .63 .56 - - - - - - - - - + 18 429111 1764 1971 - - - .38 .37 .55 .71 .59 .34 .50 .55 - - - - - - - - - + 19 429112 1762 1971 - - - .43 .40 .52 .67 .44 .18 .53 .64 - - - - - - - - - + ___B 20 430011 1783 1971 - - - - -.18 -.19 .21 .34 .40 .62 .69 - - - - - - - - - + ___B ___B ___B 21 430012 1804 1971 - - - - - .59 .73 .57 .51 .71 .67 - - - - - - - - - + 22 430021 1830 1971 - - - - - - .43 .50 .56 .62 .62 - - - - - - - - - + 23 430022 1835 1971 - - - - - - .49 .62 .57 .62 .63 - - - - - - - - - + 24 430031 1736 1971 - - .47 .56 .61 .58 .74 .71 .65 .68 .68 - - - - - - - - - + ___B 25 430032 1727 1971 - - .38 .01 .17 .52 .72 .74 .60 .67 .62 - - - - - - - - - + ___B ___B ___B 26 430041 1834 1971 - - - - - - .34 .38 .31 .36 .43 - - - - - - - - - + ___B ___B 27 430051 1837 1971 - - - - - - .56 .72 .64 .58 .57 - - - - - - - - - + 28 430052 1838 1971 - - - - - - .49 .38 .23 .48 .62 - - - - - - - - - + ___B 29 430061 1785 1971 - - - - .53 .56 .68 .62 .44 .47 .54 - - - - - - - - - + 30 430071 1752 1971 - - - .37 .57 .55 .42 .34 .33 .49 .53 - - - - - - - - - + 31 430072 1745 1971 - - .23 .37 .55 .55 .57 .41 .10 .36 .73 - - - - - - - - - + ___B ___B ___B 32 430081 1740 1971 - - .11 .21 .28 .33 .57 .53 .61 .73 .72 - - - - - - - - - + ___B ___B ___B ___B 33 430091 1788 1971 - - - - .17 .20 .51 .52 .54 .65 .55 - - - - - - - - - + ___B ___B 34 430092 1827 1971 - - - - - - .37 .52 .61 .55 .51 - - - - - - - - - + 35 430101 1806 1971 - - - - - .32 .46 .39 .39 .64 .58 - - - - - - - - - + ___A 36 428011 1739 1971 - - .37 .31 .27 .39 .65 .68 .54 .58 .63 - - - - - - - - - + ___A ___B 37 428012 1763 1971 - - - .31 .19 .21 .71 .63 .59 .62 .62 - - - - - - - - - + ___B ___B ___B 38 428021 1771 1971 - - - .35 .44 .43 .51 .61 .55 .51 .62 - - - - - - - - - + 39 428031 1772 1971 - - - .36 .40 .55 .58 .60 .56 .58 .58 - - - - - - - - - + 40 428041 1772 1971 - - - .29 .30 .51 .65 .70 .62 .54 .47 - - - - - - - - - + ___B ___B 41 428042 1744 1971 - - .36 .39 .38 .39 .63 .65 .53 .57 .57 - - - - - - - - - + 42 428051 1681 1971 .13 .20 .25 .52 .44 .37 .40 .50 .58 .64 .63 - - - - - - - - - + ___B ___B ___B 43 428052 1728 1971 - - .29 .32 .22 .27 .58 .57 .58 .65 .55 - - - - - - - - - + ___B ___A ___A ___B 44 428061 1672 1971 .16 .45 .58 .41 .45 .51 .53 .59 .70 .66 .68 - - - - - - - - - + ___B ___B 45 428062 1728 1971 - - .43 .44 .55 .60 .52 .51 .71 .70 .62 - - - - - - - - - + 1 PART 7: DESCRIPTIVE STATISTICS: 13:48 Tue 21 MAR 1995 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 429011 1776 1971 196 7 0 0.466 0.87 3.00 0.572 0.918 0.210 2.02 0.321 -0.004 1 2 429012 1731 1971 241 9 2 0.381 1.14 3.82 0.577 0.814 0.202 1.98 0.371 -0.026 2 3 429021 1751 1971 221 8 0 0.566 1.19 3.43 0.738 0.902 0.207 1.74 0.215 -0.022 1 4 429031 1855 1971 117 4 0 0.549 1.29 3.91 0.676 0.885 0.201 2.10 0.442 0.029 1 5 429041 1830 1971 142 5 0 0.580 1.35 3.32 0.687 0.876 0.174 1.89 0.321 0.005 2 6 429042 1820 1971 152 6 0 0.621 1.43 3.58 0.736 0.920 0.156 1.93 0.258 0.001 2 7 429051 1830 1971 142 5 0 0.419 1.55 3.69 0.718 0.831 0.194 2.10 0.338 0.011 1 8 429061 1831 1971 141 5 2 0.446 1.34 3.44 0.697 0.905 0.177 1.94 0.324 0.031 2 9 429062 1827 1971 145 5 0 0.567 1.33 6.67 1.055 0.962 0.162 1.88 0.284 -0.032 1 10 429071 1829 1971 143 5 2 0.298 1.24 5.30 0.891 0.927 0.259 1.85 0.270 0.011 1 11 429072 1826 1971 146 5 0 0.524 1.38 5.77 1.056 0.939 0.206 2.00 0.319 0.028 1 12 429081 1828 1971 144 5 0 0.617 1.46 5.78 0.802 0.900 0.182 2.00 0.391 -0.008 1 13 429082 1827 1971 145 5 0 0.497 1.50 5.67 0.847 0.898 0.185 2.08 0.327 -0.031 1 14 429091 1829 1971 143 5 2 0.419 1.47 3.81 0.781 0.883 0.189 1.93 0.309 0.010 1 15 429092 1833 1971 139 5 0 0.528 1.45 3.69 0.664 0.813 0.197 2.09 0.412 -0.001 2 16 429101 1830 1971 142 5 0 0.525 1.34 3.21 0.524 0.785 0.202 2.11 0.331 -0.052 1 17 429102 1830 1971 142 5 0 0.598 1.57 4.78 0.650 0.756 0.208 1.94 0.293 -0.048 1 18 429111 1764 1971 208 8 0 0.510 1.01 2.65 0.529 0.840 0.236 1.75 0.242 -0.042 1 19 429112 1762 1971 210 8 1 0.463 1.24 4.13 0.662 0.838 0.223 1.84 0.262 -0.039 1 20 430011 1783 1971 189 7 3 0.277 0.99 2.05 0.462 0.801 0.264 1.94 0.250 -0.035 1 21 430012 1804 1971 168 6 0 0.599 0.97 4.37 0.662 0.886 0.233 2.12 0.394 -0.017 1 22 430021 1830 1971 142 5 0 0.533 0.84 1.91 0.346 0.811 0.195 1.86 0.289 -0.002 1 23 430022 1835 1971 137 5 0 0.574 1.23 4.05 0.662 0.867 0.186 2.06 0.424 -0.011 2 24 430031 1736 1971 236 9 1 0.636 0.91 3.30 0.606 0.893 0.207 1.90 0.273 -0.002 1 25 430032 1727 1971 245 9 3 0.515 1.27 5.72 0.997 0.915 0.211 2.20 0.321 0.013 1 26 430041 1834 1971 138 5 2 0.376 1.62 4.78 0.801 0.816 0.206 2.04 0.369 0.025 1 27 430051 1837 1971 135 5 0 0.566 1.46 3.78 0.839 0.850 0.231 1.97 0.359 -0.001 1 28 430052 1838 1971 134 5 1 0.441 2.00 4.92 0.753 0.723 0.204 2.47 0.435 -0.017 1 29 430061 1785 1971 187 7 0 0.546 1.47 4.34 0.712 0.803 0.237 2.07 0.369 -0.012 1 30 430071 1752 1971 220 8 0 0.403 0.87 3.09 0.440 0.873 0.185 1.99 0.279 0.011 1 31 430072 1745 1971 227 9 3 0.427 0.99 3.06 0.558 0.854 0.207 2.01 0.270 0.007 1 32 430081 1740 1971 232 9 4 0.457 0.97 4.34 0.742 0.935 0.200 1.95 0.275 0.014 1 33 430091 1788 1971 184 7 2 0.489 1.03 3.36 0.656 0.926 0.193 2.00 0.330 -0.042 2 34 430092 1827 1971 145 5 0 0.486 0.93 3.40 0.511 0.861 0.190 1.88 0.283 -0.017 2 35 430101 1806 1971 166 6 1 0.441 1.40 4.40 0.793 0.864 0.210 2.12 0.428 -0.015 1 36 428011 1739 1971 233 9 2 0.507 1.05 3.64 0.638 0.883 0.190 1.92 0.303 0.014 1 37 428012 1763 1971 209 8 3 0.509 1.59 4.88 0.942 0.894 0.199 1.89 0.263 -0.027 1 38 428021 1771 1971 201 8 0 0.496 1.46 3.97 0.694 0.821 0.195 2.06 0.308 -0.007 2 39 428031 1772 1971 200 8 0 0.524 1.61 5.86 0.901 0.891 0.175 2.04 0.322 -0.011 2 40 428041 1772 1971 200 8 2 0.507 0.92 2.26 0.454 0.875 0.182 2.03 0.410 0.019 1 41 428042 1744 1971 228 9 0 0.517 1.19 3.48 0.563 0.865 0.179 1.97 0.304 -0.028 2 42 428051 1681 1971 291 11 3 0.371 1.03 4.90 0.866 0.914 0.212 1.96 0.279 0.014 1 43 428052 1728 1971 244 9 4 0.474 0.94 3.02 0.534 0.871 0.188 1.93 0.300 -0.033 2 44 428061 1672 1971 300 11 2 0.467 1.08 5.12 0.718 0.894 0.180 1.94 0.280 -0.015 2 45 428062 1728 1971 244 9 0 0.559 1.09 2.51 0.453 0.814 0.186 2.01 0.315 -0.033 2 --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- Total or mean: 8294 307 45 0.543 1.21 6.67 0.686 0.869 0.201 2.47 0.315 -0.009