Chronology file name : NONE Measurement file name : NC4.RWL Date checked : 26NOV24 Technician's name : MARIETTE SEKLECKI Supervisor's name : HENRI D. GRISSINO-MAYER Beginning year : 1660 Ending year : 1992 Principal investigators: A.C. BAREFOOT Site name : KIT SPRINGS RANCH, NANTAHALA Site location : NORTH CAROLINA, USA Species information : TSCA HEMLOCK Latitude : 3517N Longitude : 8356W Elevation : 1300 M Series intercorrelation: 0.511 Avg mean sensitivity : 0.187 Avg standard deviation : 1.060 Avg autocorrelation : 0.837 Number dated series : 32 Segment length tested : 50 Number problem segments: 60 Pct problem segments : 20.55 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 PART 5: CORRELATION OF SERIES BY SEGMENTS: nc4 13:05 Tue 26 Nov 2024 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 1650 1675 1700 1725 1750 1775 1800 1825 1850 1875 1900 1925 1950 1699 1724 1749 1774 1799 1824 1849 1874 1899 1924 1949 1974 1999 --- -------- --------- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- 1 WNCH01-1 1713 1978 .38 .37 .50 .67 .65 .43 .48 .73 .83 .85 .85 2 WNCH01-2 1712 1978 .35 .44 .53 .77 .69 .49 .46 .61 .73 .84 .85 3 WNCH02-1 1727 1965 .51 .19B .36 .63 .65 .60 .68 .73 .72 4 WNCH02-2 1728 1978 .34 .30A .51 .44 .50 .56 .49 .40 .53 .53 5 WNCH03-1 1701 1978 .30A .39 .46 .26B .31A .59 .63 .66 .73 .69 .70 6 WNCH03-2 1700 1978 .21B .27B .48 .49 .47 .59 .63 .76 .84 .71 .72 7 WNCH05-1 1729 1978 .38 .55 .66 .67 .66 .66 .68 .74 .75 .73 8 WNCH05-2 1729 1978 .30A .42 .57 .61 .63 .68 .77 .80 .80 .76 9 WNCH06-1 1744 1978 .28B .34B .25B .30A .51 .59 .60 .73 .62 .61 10 WNCH06-2 1744 1978 .37 .38B .34 .24B .32A .57 .61 .65 .69 .66 11 WNCH07-1 1724 1978 .36 .37 .36 .69 .60 .46 .58 .73 .73 .71 .68 12 WNCH07-2 1724 1973 .54 .55 .49 .59 .61 .47 .52 .56 .68 .79 13 WNCH08-1 1660 1978 .38 .43 .28A .24A .43 .63 .65 .57 .41 .37 .59 .72 .70 14 WNCH08-2 1660 1978 .16B .15B .33A .36 .28B .32A .34 .37 .39 .48 .44 .33 .31A 15 WNCH09-1 1664 1978 .54 .45 .34 .37 .29B .55 .64 .36 .24A .35 .52 .33 .37 16 WNCH09-2 1665 1978 .22A .27B .26A .41 .41 .35B .44 .46 .30A .22A .17B .14B .20A 17 WNCH10-1 1754 1978 .24B .50 .68 .53 .55 .68 .81 .84 .86 18 WNCH10-2 1754 1978 .37 .23B .26B .61 .68 .71 .66 .62 .57 19 WNCH11-1 1869 1978 .26A .21B .12B .29B .31B 20 WNCH11-2 1869 1978 .36 .29A .17B .22A .23A 21 WNCH12-1 1706 1978 .34 .49 .50 .38 .52 .63 .41 .47 .76 .79 .79 22 WNCH12-2 1706 1978 .50 .61 .49 .62 .62 .64 .67 .69 .74 .70 .69 23 WNCH13-1 1935 1992 .25A .35 24 WNCH13-2 1932 1992 .33A .41 25 WNCH14-1 1706 1992 .31A .56 .56 .60 .54 .46 .48 .64 .68 .53 .55 26 WNCH14-2 1730 1992 .50 .60 .62 .46 .32A .50 .73 .85 .88 .79 27 WNCH15-1 1823 1992 .59 .59 .24B .16B .52 .72 .66 28 WNCH15-2 1808 1992 .51 .69 .61 .50 .65 .60 .53 29 WNCH16-1 1793 1992 .41 .53 .54 .44 .43 .42 .54 .67 30 WNCH16-2 1827 1992 .38 .29A .16B .45 .54 .55 31 WNCH17-1 1803 1992 .45 .49 .28A .26A .32A .41 .53 32 WNCH17-2 1836 1992 .32A .31A .27A .42 .47 .61 Av segment correlation .33 .33 .35 .41 .42 .50 .52 .51 .48 .52 .60 .59 .59 PART 7: DESCRIPTIVE STATISTICS: nc4 13:05 Tue 26 Nov 2024 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 WNCH01-1 1713 1978 266 11 0 .638 3.65 7.99 1.698 .892 .167 2.67 .422 -.045 1 2 WNCH01-2 1712 1978 267 11 0 .631 3.10 8.00 1.466 .910 .158 2.80 .490 -.048 1 3 WNCH02-1 1727 1965 239 9 1 .549 3.68 8.58 1.229 .790 .149 2.79 .314 -.023 1 4 WNCH02-2 1728 1978 251 10 1 .469 2.66 5.89 1.044 .871 .157 2.69 .488 .005 1 5 WNCH03-1 1701 1978 278 11 3 .539 3.27 7.28 1.268 .852 .172 2.61 .359 -.001 1 6 WNCH03-2 1700 1978 279 11 2 .555 2.78 6.66 .859 .664 .194 2.72 .396 .009 1 7 WNCH05-1 1729 1978 250 10 0 .640 2.98 9.17 1.397 .856 .187 3.01 .496 .019 1 8 WNCH05-2 1729 1978 250 10 1 .615 2.96 7.66 1.176 .851 .166 2.57 .334 -.015 1 9 WNCH06-1 1744 1978 235 10 4 .504 2.15 5.10 .912 .869 .169 2.62 .406 -.050 1 10 WNCH06-2 1744 1978 235 10 3 .524 1.91 5.13 .769 .721 .194 2.75 .427 -.045 1 11 WNCH07-1 1724 1978 255 11 0 .570 3.19 7.40 1.120 .825 .157 2.43 .288 -.036 1 12 WNCH07-2 1724 1973 250 10 0 .599 2.97 6.26 1.266 .906 .151 2.51 .387 -.029 1 13 WNCH08-1 1660 1978 319 13 2 .490 2.08 4.53 .651 .759 .167 2.59 .359 .003 1 14 WNCH08-2 1660 1978 319 13 6 .313 1.16 3.05 .495 .807 .205 2.68 .361 -.013 1 15 WNCH09-1 1664 1978 315 13 2 .410 2.62 7.41 1.621 .924 .172 2.89 .381 .000 1 16 WNCH09-2 1665 1978 314 13 9 .294 1.98 5.32 1.151 .914 .202 2.56 .384 -.040 1 17 WNCH10-1 1754 1978 225 9 1 .655 3.28 6.69 1.201 .774 .186 2.65 .357 -.028 1 18 WNCH10-2 1754 1978 225 9 2 .527 2.62 6.49 1.034 .820 .175 2.62 .331 .021 1 19 WNCH11-1 1869 1978 110 5 5 .256 3.26 7.00 1.372 .869 .184 2.69 .506 .018 1 20 WNCH11-2 1869 1978 110 5 4 .237 2.88 5.78 1.013 .872 .127 2.63 .415 .032 1 21 WNCH12-1 1706 1978 273 11 0 .565 2.33 4.88 .755 .762 .170 2.75 .403 -.017 1 22 WNCH12-2 1706 1978 273 11 0 .626 2.39 4.45 .613 .710 .155 2.60 .395 -.025 1 23 WNCH13-1 1935 1992 58 2 1 .265 2.73 5.21 1.032 .844 .160 2.92 .555 -.039 1 24 WNCH13-2 1932 1992 61 2 1 .309 2.67 5.66 .929 .627 .206 2.68 .439 .014 1 25 WNCH14-1 1706 1992 287 11 1 .540 .99 3.32 .635 .914 .192 2.59 .377 -.029 1 26 WNCH14-2 1730 1992 263 10 1 .619 1.02 3.85 .776 .926 .239 2.53 .393 -.064 1 27 WNCH15-1 1823 1992 170 7 2 .508 1.59 2.98 .546 .598 .231 2.95 .563 -.034 2 28 WNCH15-2 1808 1992 185 7 0 .568 1.47 6.76 1.039 .893 .213 2.79 .527 -.028 1 29 WNCH16-1 1793 1992 200 8 0 .496 1.26 5.12 1.325 .905 .287 2.65 .388 -.053 1 30 WNCH16-2 1827 1992 166 6 2 .420 1.40 6.37 1.427 .912 .296 2.64 .416 -.013 1 31 WNCH17-1 1803 1992 190 7 3 .396 1.18 4.31 1.069 .932 .216 2.84 .435 -.049 1 32 WNCH17-2 1836 1992 157 6 3 .417 1.45 6.61 1.361 .890 .261 2.59 .354 -.078 1 --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- Total or mean: 7275 292 60 .511 2.36 9.17 1.060 .837 .187 3.01 .401 -.022