Chronology file name : AR033.CRN Measurement file name : AR033.RWL Date checked : 01JUL96 Technician's name : MARIETTE SEKLECKI Supervisor's name : HENRI D. GRISSINO-MAYER Beginning year : 1708 Ending year : 1982 Principal investigators: STAHLE, COOK, JACOBY, SCHOENHOLTZ Site name : ROARING BRANCH Site location : ARKANSAS, USA Species information : PIEC SHORTLEAF PINE Latitude : 3422N Longitude : 9358W Elevation : 520 M Series intercorrelation: 0.666 Avg mean sensitivity : 0.316 Avg standard deviation : 0.586 Avg autocorrelation : 0.675 Number dated series : 30 Segment length tested : 50 Number problem segments: 2 Pct problem segments : 0.88 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: #5 RBR03A, #6 RBR03B BOTH FROM 1760-1809 HAVE LOW CORRELATION EXCELLENT HIGH QUALITY DATA SET PART 5: CORRELATION OF SERIES BY SEGMENTS: 23:32 Mon 01 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 1700 1725 1750 1775 1800 1825 1850 1875 1900 1925 1950 1749 1774 1799 1824 1849 1874 1899 1924 1949 1974 1999 --- -------- --------- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- 1 RBR01A 1792 1982 .72 .76 .69 .66 .73 .68 .61 .61 2 RBR01B 1810 1982 .60 .58 .69 .74 .61 .58 .62 3 RBR02A 1800 1982 .86 .77 .74 .64 .45 .40 .52 4 RBR02B 1800 1982 .78 .64 .69 .65 .54 .50 .51 5 RBR03A 1760 1982 .27B .63 .61 .69 .75 .54 .47 .53 .62 6 RBR03B 1760 1982 .39B .73 .65 .74 .85 .73 .71 .70 .71 7 RBR04A 1718 1847 .44 .61 .50 .54 .71 8 RBR04B 1800 1982 .69 .52 .49 .49 .59 .60 .70 9 RBR05B 1820 1982 .68 .67 .73 .66 .63 .71 .70 10 RBR07A 1785 1982 .59 .64 .60 .78 .76 .56 .61 .71 11 RBR07B 1771 1982 .80 .77 .43 .36 .72 .77 .75 .71 .64 12 RBR08A 1765 1982 .79 .65 .44 .53 .62 .46 .45 .41 .52 13 RBR08B 1754 1982 .79 .78 .57 .51 .64 .66 .64 .70 .69 14 RBR11A 1831 1982 .72 .83 .76 .51 .48 .58 15 RBR11B 1830 1982 .73 .87 .74 .55 .59 .58 16 RBR12A 1708 1830 .54 .70 .78 .77 .78 17 RBR12B 1749 1895 .73 .74 .76 .70 .56 .55 18 RBR13A 1850 1982 .72 .52 .44 .50 .55 19 RBR13B 1850 1982 .78 .73 .65 .54 .64 20 RBR14B 1786 1982 .55 .58 .53 .69 .72 .65 .66 .74 21 RBR17A 1811 1972 .76 .76 .76 .68 .66 .71 22 RBR21A 1780 1982 .64 .60 .58 .77 .78 .74 .74 .63 23 RBR21B 1761 1982 .78 .73 .70 .67 .71 .62 .55 .63 .67 24 RBR23A 1760 1982 .84 .86 .84 .86 .80 .68 .68 .71 .62 25 RBR23B 1751 1982 .76 .82 .76 .75 .68 .57 .72 .73 .70 26 RBR24A 1770 1982 .80 .79 .74 .65 .65 .56 .65 .73 .75 27 RBR25A 1740 1977 .80 .77 .75 .79 .74 .74 .71 .69 .76 .78 28 RBR25B 1752 1977 .68 .74 .77 .76 .73 .63 .61 .61 .56 29 RBR26A 1794 1982 .81 .86 .78 .77 .70 .61 .54 .57 30 RBR27A 1764 1982 .82 .78 .68 .52 .59 .64 .60 .64 .75 PART 7: DESCRIPTIVE STATISTICS: 23:32 Mon 01 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 RBR01A 1792 1982 191 8 0 0.690 1.06 2.26 0.423 0.572 0.286 1.96 0.310 -0.003 1 2 RBR01B 1810 1982 173 7 0 0.649 1.02 2.59 0.436 0.558 0.291 2.13 0.436 -0.022 1 3 RBR02A 1800 1982 183 7 0 0.652 0.88 2.68 0.504 0.622 0.396 1.92 0.335 -0.011 1 4 RBR02B 1800 1982 183 7 0 0.654 0.94 2.47 0.469 0.577 0.389 1.92 0.283 -0.001 1 5 RBR03A 1760 1982 223 9 1 0.517 1.13 3.57 0.616 0.717 0.298 2.38 0.356 0.020 3 6 RBR03B 1760 1982 223 9 1 0.621 1.03 2.78 0.568 0.748 0.278 2.15 0.349 0.006 1 7 RBR04A 1718 1847 130 5 0 0.550 1.23 3.42 0.664 0.705 0.375 1.86 0.289 0.003 1 8 RBR04B 1800 1982 183 7 0 0.615 0.64 2.05 0.325 0.693 0.323 2.11 0.343 0.010 1 9 RBR05B 1820 1982 163 7 0 0.678 1.02 2.98 0.608 0.677 0.340 2.14 0.407 -0.027 1 10 RBR07A 1785 1982 198 8 0 0.681 1.11 3.29 0.554 0.699 0.281 2.09 0.376 -0.028 3 11 RBR07B 1771 1982 212 9 0 0.630 1.05 3.41 0.521 0.634 0.280 2.14 0.239 0.015 1 12 RBR08A 1765 1982 218 9 0 0.561 0.82 3.08 0.613 0.799 0.304 1.91 0.306 -0.024 1 13 RBR08B 1754 1982 229 9 0 0.667 1.26 7.95 1.389 0.878 0.265 2.04 0.294 -0.035 1 14 RBR11A 1831 1982 152 6 0 0.669 1.27 2.94 0.490 0.433 0.307 1.99 0.327 -0.027 1 15 RBR11B 1830 1982 153 6 0 0.692 1.35 3.52 0.564 0.432 0.310 2.14 0.399 -0.004 1 16 RBR12A 1708 1830 123 5 0 0.693 1.21 2.89 0.590 0.634 0.341 1.82 0.309 -0.031 1 17 RBR12B 1749 1895 147 6 0 0.662 0.87 3.11 0.499 0.705 0.358 1.95 0.286 0.000 1 18 RBR13A 1850 1982 133 5 0 0.574 0.96 2.53 0.415 0.270 0.349 2.22 0.343 -0.001 2 19 RBR13B 1850 1982 133 5 0 0.698 1.16 3.97 0.695 0.653 0.281 2.16 0.395 -0.019 1 20 RBR14B 1786 1982 197 8 0 0.651 1.32 3.67 0.616 0.711 0.250 2.18 0.427 -0.016 1 21 RBR17A 1811 1972 162 6 0 0.728 0.92 2.59 0.513 0.635 0.356 2.11 0.292 -0.043 1 22 RBR21A 1780 1982 203 8 0 0.670 1.17 3.64 0.629 0.707 0.313 2.06 0.357 -0.018 1 23 RBR21B 1761 1982 222 9 0 0.688 0.82 2.24 0.354 0.727 0.257 1.84 0.227 0.012 1 24 RBR23A 1760 1982 223 9 0 0.778 1.10 2.76 0.581 0.604 0.351 2.06 0.355 -0.014 1 25 RBR23B 1751 1982 232 9 0 0.723 0.82 2.52 0.524 0.770 0.303 2.06 0.358 0.019 1 26 RBR24A 1770 1982 213 9 0 0.711 1.07 3.62 0.606 0.695 0.308 2.12 0.401 -0.009 3 27 RBR25A 1740 1977 238 10 0 0.747 1.02 3.85 0.693 0.673 0.445 2.16 0.300 -0.019 1 28 RBR25B 1752 1977 226 9 0 0.679 0.78 3.25 0.583 0.693 0.406 1.98 0.325 -0.024 1 29 RBR26A 1794 1982 189 8 0 0.708 1.01 3.41 0.728 0.897 0.238 2.03 0.369 -0.024 1 30 RBR27A 1764 1982 219 9 0 0.690 1.32 3.84 0.585 0.759 0.249 1.91 0.272 -0.014 1 --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- Total or mean: 5674 228 2 0.666 1.04 7.95 0.586 0.675 0.316 2.38 0.334 -0.010