Chronology file name : NONE Measurement file name : BRIT018.RWL Date checked : 12JAN96 Technician's name : MARIETTE SEKLECKI Supervisor's name : HENRI D. GRISSINO-MAYER Beginning year : 1756 Ending year : 1978 Principal investigators: F. H. SCHWEINGRUBER Site name : LOCH MAREE Site location : BRITAIN Species information : PISY SCOTS PINE Latitude : 5731N Longitude : 520W Elevation : 100 M Series intercorrelation: 0.417 Avg mean sensitivity : 0.203 Avg standard deviation : 0.718 Avg autocorrelation : 0.851 Number dated series : 16 Segment length tested : 50 Number problem segments: 25 Pct problem segments : 25.25 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: #2 572012 SHOULD BE DIVIDED INTO TWO RATHER THAN BE MISSING RINGS BETWEEN 1902-1944 #3 572021 SHOULD BE DELETED - LOW CORRELATIONS ALL FLAGS = LOW CORRELATIONS WITH MASTER, MANY INNER/OUTER RING SEGMENTS SHOULD BE DELETED PART 5: CORRELATION OF SERIES BY SEGMENTS: 14:08 Fri 12 JAN 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 1750 1775 1800 1825 1850 1875 1900 1925 1950 1799 1824 1849 1874 1899 1924 1949 1974 1999 --- -------- --------- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- 1 572011 1771 1978 .27A .28B .48 .58 .49 .54 .48 .38B .48 2 572012 1808 1978 .39 .48 .70 .51 .21B .38 .38 3 572021 1885 1978 .06B .08B .34 .41 4 572022 1906 1978 .19B .46 .45 5 572031 1871 1978 .59 .60 .64 .30B .36 6 572032 1845 1978 .39 .43 .48 .53 .50 .51 7 572041 1834 1978 .63 .57 .21A .21B .61 .57 8 572042 1855 1978 .68 .47 .49 .72 .72 9 572051 1812 1978 .20B .23B .44 .64 .47 .25A .29A 10 572052 1853 1978 .47 .54 .52 .48 .51 11 572061 1765 1978 .21B .30A .47 .55 .58 .50 .35 .57 .56 12 572062 1795 1978 .24B .28A .34 .39 .38 .40 .35 .31A 13 572071 1877 1978 .66 .53 .54 .56 14 572072 1822 1958 .40 .40 .47 .59 .50 .44 15 572091 1846 1978 .63 .62 .54 .22B-.01B-.08B 16 572092 1756 1978 .19A .30A .23A .35 .69 .76 .48 .40 .48 PART 7: DESCRIPTIVE STATISTICS: 14:08 Fri 12 JAN 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 572011 1771 1978 208 9 3 0.430 1.27 3.86 0.769 0.918 0.185 2.03 0.318 -0.035 2 2 572012 1808 1978 171 7 1 0.443 1.12 3.95 0.842 0.917 0.166 1.99 0.288 -0.007 1 3 572021 1885 1978 94 4 2 0.187 1.76 2.81 0.412 0.605 0.176 1.88 0.245 0.003 1 4 572022 1906 1978 73 3 1 0.290 2.34 4.58 0.663 0.749 0.157 1.91 0.337 -0.021 1 5 572031 1871 1978 108 5 1 0.498 1.48 3.66 0.564 0.786 0.180 2.14 0.413 -0.054 1 6 572032 1845 1978 134 6 0 0.438 1.95 5.75 1.138 0.933 0.166 2.32 0.423 0.040 1 7 572041 1834 1978 145 6 2 0.398 1.82 3.70 0.722 0.834 0.204 1.77 0.226 -0.005 1 8 572042 1855 1978 124 5 0 0.573 1.54 3.20 0.470 0.765 0.164 1.87 0.305 -0.058 2 9 572051 1812 1978 167 7 4 0.368 1.41 3.41 0.674 0.881 0.185 1.94 0.298 -0.027 2 10 572052 1853 1978 126 5 0 0.488 0.93 4.09 0.722 0.957 0.187 2.13 0.379 0.040 1 11 572061 1765 1978 214 9 2 0.412 1.31 5.05 0.987 0.889 0.221 2.32 0.386 -0.028 1 12 572062 1795 1978 184 8 3 0.325 1.03 3.25 0.639 0.890 0.197 1.97 0.307 -0.008 1 13 572071 1877 1978 102 4 0 0.592 1.18 2.78 0.514 0.638 0.276 2.18 0.428 -0.021 2 14 572072 1822 1958 137 6 0 0.493 1.01 4.20 0.875 0.935 0.255 2.09 0.349 -0.046 3 15 572091 1846 1978 133 6 3 0.347 0.68 2.24 0.499 0.930 0.227 1.84 0.334 -0.022 3 16 572092 1756 1978 223 9 3 0.390 1.31 3.71 0.643 0.764 0.263 1.96 0.307 0.042 1 --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- Total or mean: 2343 99 25 0.417 1.34 5.75 0.718 0.851 0.203 2.32 0.331 -0.011