Los Petronquines, Chile - CHIL023 Additional information Antonio Lara, Juan Carlos Aravena, Ricardo Villalba, Alexis Wolodarsky-Franke, Brian Luckman, Rob Wilson Purpose of Collection: Climatology Cores are stored at: University of Western Ontario Reference: Lara A., Aravena J.C., Villalba, R., Wolodarsky-Franke A., Luckman, B., Wilson, R. 2001. Dendroclimatology of high-elevation Nothofagus pumilio forests at their northern distribution limit in the central Andes of Chile. Canadian Journal of Forest Research. 31:925-936. COFECHA output: Chronology file name : CHIL023.CRN Measurement file name : CHIL023.RWL Date checked : 14NOV13 Checked by : B. Bauer Beginning year : 1770 Ending year : 1995 Principal investigators: A.Lara J.C.Aravena R.Villalba A.Wolodarsky-Franke B.Luckman R.Wilson Site name : Los Petronquines Site location : Chile Species information : NOPU LENGA Latitude : -3729 Longitude : -07119 Elevation : 1690M Series intercorrelation: 0.467 Avg mean sensitivity : 0.259 Avg standard deviation : 0.931 Avg autocorrelation : 0.706 Number dated series : 24 Segment length tested : 50 Number problem segments: 10 Pct problem segments : 11.90 PART 5: CORRELATION OF SERIES BY SEGMENTS: Los Petronquines 10:06 Thu 14 Nov 2013 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 1750 1775 1800 1825 1850 1875 1900 1925 1950 1799 1824 1849 1874 1899 1924 1949 1974 1999 --- -------- --------- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- 1 ALP17B 1923 1995 .30A .33 .42 2 ALP16B 1916 1976 .43 .34 .33 3 ALP34 1777 1995 .68 .58 .24B .26B .35 .41 .37 .31A 4 ALP32 1796 1995 .69 .66 .48 .63 .55 .54 .53 .31A 5 ALP24A 1935 1995 .44 .37 6 ALP12A 1954 1995 .40 7 ALP15A 1899 1983 .45 .45 .39 .34 8 ALP39 1772 1982 .51 .51 .47 .39 .46 .40 .43 .41 .52 9 ALP18A 1921 1986 .59 .60 .57 10 ALP20A 1922 1993 .53 .55 .56 11 ALP5 1776 1849 .50 .44 12 ALP40 1816 1869 .31A .32A 13 ALP16A 1779 1843 .42 .47 14 ALP35 1776 1995 .76 .77 .66 .68 .50 .48 .47 .27A 15 ALP38 1770 1995 .64 .63 .64 .48 .68 .60 .20A .22B .53 16 ALP13B 1945 1995 .45 .45 17 ALP33 1944 1995 .41 .42 18 ALP29A 1946 1995 .46 19 ALP24B 1934 1995 .70 .46 20 ALP23B 1933 1995 .54 .44 21 ALP26A 1925 1995 .61 .48 22 ALP26B 1934 1995 .60 .61 23 ALP20B 1925 1995 .44 .34 24 ALP29B 1934 1995 .49 .47 Av segment correlation .58 .60 .54 .43 .54 .47 .44 .47 .43 PART 7: DESCRIPTIVE STATISTICS: Los Petronquines 10:06 Thu 14 Nov 2013 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 ALP17B 1923 1995 73 3 1 .312 2.74 4.65 .727 .598 .182 2.68 .531 .049 1 2 ALP16B 1916 1976 61 3 0 .382 1.87 3.18 .450 .309 .216 2.78 .533 -.026 1 3 ALP34 1777 1995 219 8 3 .405 1.39 4.86 .687 .566 .332 2.74 .368 -.006 1 4 ALP32 1796 1995 200 8 1 .570 1.33 3.41 .604 .685 .296 2.57 .343 -.033 3 5 ALP24A 1935 1995 61 2 0 .437 2.84 4.91 1.322 .907 .176 2.49 .449 -.055 1 6 ALP12A 1954 1995 42 1 0 .397 2.67 5.50 1.383 .908 .190 2.81 .616 -.023 2 7 ALP15A 1899 1983 85 4 0 .414 1.86 5.38 1.268 .788 .296 2.65 .462 -.002 1 8 ALP39 1772 1982 211 9 0 .422 1.40 5.60 .861 .752 .317 2.89 .389 .005 3 9 ALP18A 1921 1986 66 3 0 .489 2.97 6.06 1.437 .855 .195 2.67 .424 -.080 1 10 ALP20A 1922 1993 72 3 0 .509 2.13 4.89 .810 .599 .259 2.57 .389 -.054 2 11 ALP5 1776 1849 74 2 0 .368 2.26 7.03 1.431 .895 .228 2.71 .405 -.030 1 12 ALP40 1816 1869 54 2 2 .306 .53 1.06 .273 .753 .355 2.63 .561 .010 1 13 ALP16A 1779 1843 65 2 0 .404 1.70 3.31 .668 .754 .241 2.69 .613 .034 1 14 ALP35 1776 1995 220 8 1 .593 1.36 3.14 .524 .581 .275 2.44 .318 -.037 2 15 ALP38 1770 1995 226 9 2 .507 1.38 4.63 .648 .566 .316 2.92 .427 -.032 1 16 ALP13B 1945 1995 51 2 0 .461 1.97 5.57 1.388 .914 .221 2.74 .493 .035 1 17 ALP33 1944 1995 52 2 0 .417 2.98 6.85 1.130 .643 .224 2.75 .600 .064 1 18 ALP29A 1946 1995 50 1 0 .460 2.22 5.60 1.054 .830 .185 2.87 .503 .029 1 19 ALP24B 1934 1995 62 2 0 .563 2.97 5.75 1.456 .898 .155 2.70 .525 .001 1 20 ALP23B 1933 1995 63 2 0 .473 2.15 4.12 .801 .847 .168 2.54 .465 -.004 1 21 ALP26A 1925 1995 71 2 0 .520 4.20 10.58 2.095 .811 .206 2.63 .529 -.104 1 22 ALP26B 1934 1995 62 2 0 .620 3.48 8.14 1.860 .854 .223 2.73 .619 -.076 1 23 ALP20B 1925 1995 71 2 0 .345 2.16 5.48 .971 .862 .168 2.77 .546 -.025 2 24 ALP29B 1934 1995 62 2 0 .451 3.04 7.99 1.631 .789 .174 3.07 .661 .085 1 --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- Total or mean: 2273 84 10 .467 1.95 10.58 .931 .706 .259 3.07 .447 -.016