Point Peter Mountain, Arkansas - AR061 Additional Site Information D.W. Stahle M.D. Therrell M.K. Cleaveland Purpose of Collection: Climatology Measurement type: Total ring width 1st Detrending method: Negative exponential; if cannot be fitted, then fit a regression line of any slope. 2nd Detrending method: If exp. is fitted, then a cubic spline with half power cutoff equal to series length is fitted; if the exp. cannot be fitted and a regression line is, then a spline with half power cutoff equal to 67% of the series length is fitted; In no case is a spline with half power cutoff less than 100 years fitted. Location of core material: Stored in U. of Arkansas Tree-Ring Lab; Part of the U. of Arkansas Museum collections, Accession No. 95-59. COFECHA output: Chronology file name : AR061.CRN Measurement file name : AR061.RWL Date checked : 11JUL06 Checked by : B. Bauer Beginning year : 1692 Ending year : 1993 Principal investigators: D.W. Stahle M.D. Therrell M.K. Cleaveland Site name : Point Peter Mountain Site location : Arkansas Species information : QUST POST OAK Latitude : 3656 Longitude : -09252 Elevation : 580M Series intercorrelation: 0.645 Avg mean sensitivity : 0.233 Avg standard deviation : 0.385 Avg autocorrelation : 0.645 Number dated series : 42 Segment length tested : 50 Number problem segments: 5 Pct problem segments : 1.77 PART 5: CORRELATION OF SERIES BY SEGMENTS: Point Peter Mountain 12:40 Tue 11 Jul 2006 Page 5 ----------------------------------------------------------------------------------------------------------------------------------- Correlations of 50-year dated segments, lagged 25 years Flags: A = correlation under .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 PPM01A 1848 1993 .67 .69 .77 .73 .61 .63 2 PPM01B 1880 1993 .71 .76 .78 .70 3 PPM01C 1858 1993 .83 .82 .85 .80 .78 4 PPM02A 1777 1993 .82 .79 .74 .64 .72 .79 .78 .80 5 PPM02B 1753 1993 .80 .75 .83 .85 .73 .78 .84 .77 .69 6 PPM02C 1749 1993 .81 .82 .77 .78 .84 .73 .79 .78 .68 .68 7 PPM02D 1754 1993 .77 .61 .59 .63 .65 .80 .81 .76 .80 8 PPM02E 1766 1993 .68 .75 .54 .59 .71 .72 .74 .64 .62 9 PPM03A 1790 1993 .41 .40 .52 .56 .76 .77 .59 .52 10 PPM03B 1845 1959 .56 .59 .74 .65 .55 11 PPM03C 1808 1993 .34 .58 .70 .81 .83 .58 .61 12 PPM04A 1809 1993 .63 .79 .81 .84 .88 .63 .62 13 PPM04B 1785 1993 .41 .50 .78 .84 .79 .75 .63 .58 14 PPM05A 1902 1993 .86 .76 .78 15 PPM05B 1838 1993 .52 .52 .83 .78 .68 .65 16 PPM06A 1873 1987 .75 .75 .73 .66 .68 17 PPM06B 1877 1993 .70 .81 .69 .68 18 PPM07A 1784 1993 .32A .50 .65 .68 .80 .86 .78 .74 19 PPM07B 1815 1993 .50 .60 .68 .80 .87 .75 .67 20 PPM08A 1692 1993 .36 .58 .60 .57 .61 .72 .66 .62 .60 .49 .40 21 PPM08B 1718 1993 .49 .57 .54 .68 .69 .61 .55 .63 .71 .54 .53 22 PPM08C 1761 1993 .71 .58 .40 .39B .60 .56 .47 .50 .56 23 PPM09A 1863 1993 .76 .79 .69 .58 .65 24 PPM10A 1867 1993 .59 .55 .69 .74 .67 25 PPM10B 1857 1993 .51 .54 .64 .69 .73 26 PPM11B 1850 1993 .54 .54 .43 .33 .48 27 PPM12A 1830 1993 .73 .71 .73 .78 .80 .79 28 PPM12B 1817 1990 .36 .42 .69 .85 .81 .70 .80 29 PPM13A 1807 1993 .61 .61 .65 .76 .81 .71 .63 30 PPM13B 1851 1984 .68 .65 .56 .43 .45 31 PPM14A 1852 1993 .68 .68 .77 .57 .66 32 PPM14B 1844 1988 .74 .74 .63 .68 .68 .75 33 PPM15A 1811 1993 .64 .73 .77 .72 .62 .49 .57 34 PPM15B 1810 1993 .71 .77 .77 .72 .64 .40 .43 35 PPM16A 1787 1993 .58 .64 .73 .79 .78 .79 .69 .58 36 PPM16B 1866 1993 .75 .70 .82 .75 .68 37 PPM16C 1790 1993 .44 .47 .70 .83 .79 .82 .68 .56 38 PPM17A 1868 1993 .63 .64 .72 .79 .81 39 PPM25A 1801 1949 .56 .79 .67 .62 .51 40 PPM25B 1712 1949 .51 .56 .53 .45 .63 .80 .65 .60 .34 41 PPM25C 1717 1949 .53 .52 .41 .29A .39B .61 .49 .39 .41 42 PPM26A 1850 1993 .42 .49 .53 .35 .32A Av segment correlation .47 .61 .65 .56 .57 .67 .67 .71 .71 .64 .64 PART 7: DESCRIPTIVE STATISTICS: Point Peter Mountain 12:40 Tue 11 Jul 2006 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 PPM01A 1848 1993 146 6 0 .665 1.17 3.97 .631 .675 .226 2.52 .301 -.010 1 2 PPM01B 1880 1993 114 4 0 .718 .81 2.40 .335 .571 .211 2.56 .451 .013 1 3 PPM01C 1858 1993 136 5 0 .800 1.12 3.20 .567 .720 .245 2.61 .458 -.031 1 4 PPM02A 1777 1993 217 8 0 .758 .68 1.59 .244 .512 .248 2.70 .412 -.035 1 5 PPM02B 1753 1993 241 9 0 .759 .73 2.57 .348 .650 .267 2.74 .376 -.018 1 6 PPM02C 1749 1993 245 10 0 .754 .89 2.41 .338 .564 .236 2.78 .363 .004 1 7 PPM02D 1754 1993 240 9 0 .719 .72 1.67 .250 .482 .260 2.78 .473 -.001 1 8 PPM02E 1766 1993 228 9 0 .647 .54 1.39 .167 .308 .248 2.96 .492 -.037 2 9 PPM03A 1790 1993 204 8 0 .558 1.01 2.76 .481 .730 .243 2.55 .363 -.033 2 10 PPM03B 1845 1959 115 5 0 .561 1.27 4.86 .647 .570 .268 2.88 .436 .028 1 11 PPM03C 1808 1993 186 7 0 .624 .95 2.83 .434 .717 .204 2.90 .416 -.026 1 12 PPM04A 1809 1993 185 7 0 .729 1.12 2.29 .465 .708 .240 2.55 .330 -.011 2 13 PPM04B 1785 1993 209 8 0 .660 .91 2.21 .435 .769 .235 2.76 .487 .023 2 14 PPM05A 1902 1993 92 3 0 .812 .99 2.18 .349 .444 .254 2.74 .591 -.061 1 15 PPM05B 1838 1993 156 6 0 .649 .88 2.71 .419 .497 .309 2.65 .365 -.074 1 16 PPM06A 1873 1987 115 5 0 .710 1.29 3.60 .657 .494 .328 2.81 .514 -.032 2 17 PPM06B 1877 1993 117 4 0 .703 1.10 2.99 .555 .511 .351 2.80 .585 -.085 2 18 PPM07A 1784 1993 210 8 1 .666 .94 2.63 .416 .687 .258 2.78 .530 -.018 3 19 PPM07B 1815 1993 179 7 0 .686 1.00 2.83 .390 .722 .205 2.62 .354 -.010 1 20 PPM08A 1692 1993 302 11 0 .532 .75 2.45 .315 .755 .206 2.78 .335 -.020 1 21 PPM08B 1718 1993 276 11 0 .596 .84 2.81 .374 .808 .208 2.68 .387 -.016 1 22 PPM08C 1761 1993 233 9 1 .519 .75 2.04 .312 .782 .186 2.39 .268 -.015 2 23 PPM09A 1863 1993 131 5 0 .685 1.12 2.84 .567 .776 .223 2.64 .409 -.046 5 24 PPM10A 1867 1993 127 5 0 .660 1.08 2.63 .397 .552 .246 2.75 .439 -.003 5 25 PPM10B 1857 1993 137 5 0 .614 .99 2.23 .414 .640 .255 2.69 .468 .032 2 26 PPM11B 1850 1993 144 5 0 .518 .45 1.08 .145 .496 .236 2.61 .371 -.005 1 27 PPM12A 1830 1993 164 6 0 .754 .89 3.22 .459 .717 .254 2.75 .498 -.041 4 28 PPM12B 1817 1990 174 7 0 .676 .94 2.39 .344 .502 .262 2.69 .441 .032 2 29 PPM13A 1807 1993 187 7 0 .668 .58 1.52 .208 .746 .179 2.69 .389 .001 2 30 PPM13B 1851 1984 134 5 0 .587 .92 1.97 .296 .728 .170 2.98 .444 -.029 2 31 PPM14A 1852 1993 142 5 0 .692 1.07 4.26 .565 .510 .259 2.85 .527 -.026 1 32 PPM14B 1844 1988 145 6 0 .707 .84 3.79 .554 .716 .230 2.73 .431 -.070 1 33 PPM15A 1811 1993 183 7 0 .648 1.20 3.37 .715 .865 .209 2.62 .400 -.030 1 34 PPM15B 1810 1993 184 7 0 .597 1.03 2.64 .584 .866 .193 2.56 .397 -.010 1 35 PPM16A 1787 1993 207 8 0 .668 .67 1.57 .319 .645 .280 2.66 .395 -.028 2 36 PPM16B 1866 1993 128 5 0 .722 1.14 2.83 .434 .481 .261 2.55 .389 -.028 2 37 PPM16C 1790 1993 204 8 0 .653 .63 1.44 .227 .516 .255 2.75 .505 .001 2 38 PPM17A 1868 1993 126 5 0 .721 .99 2.93 .402 .525 .268 2.72 .477 -.030 1 39 PPM25A 1801 1949 149 5 0 .580 .84 1.53 .240 .659 .185 2.59 .408 -.042 1 40 PPM25B 1712 1949 238 9 0 .518 .86 1.94 .258 .622 .197 2.55 .331 -.040 1 41 PPM25C 1717 1949 233 9 2 .438 .86 1.80 .251 .721 .164 2.79 .466 -.042 1 42 PPM26A 1850 1993 144 5 1 .406 1.10 1.96 .337 .744 .156 2.95 .460 .043 1 --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- Total or mean: 7427 283 5 .645 .89 4.86 .385 .645 .233 2.98 .419 -.019