Lago Terraplen, Chubut, Argentina - ARGE085 Additional Site Information Ricardo Villalba Purpose of Collection: Climatology - temperature analyses Measurement type: Total ring width 1st Detrending method: Negative exponential or linear regression of any slope Location of core material: IANIGLA (Instituto Argentino de Nivología y Glaciología) Bajada del Cerro s/n Parque San Martín Mendoza Argentina References: Villalba, R., and Veblen, T. Spatial and temporal variation in Austrocedrus growth along the forest-steppe ecotone in northern Patagonia. Canadian Journal Forestry Research.27:580-597 (1997) Villalba, R., Cook, E., Jacoby, G., DArrigo, R., Veblen, T., and Jones, P. Tree-ring based reconstructions of northern Patagonia presipitation since AD 1600. The Holocene 8,6 (1998)pp.659-674 Villalba, R. and Veblen, T. Influences of large-scale climatic variability on episodic tree mortality in Northern Patagonia. Ecology, 79 (8),1998, pp.2624-2640 COFECHA output: Chronology file name : ARGE085.CRN Measurement file name : ARGE085.RWL Date checked : 10MAR05 Checked by : H. ADAMS AND J. LUKAS Beginning year : 1700 Ending year : 1974 Principal investigators: Ricardo Villalba Site name : Lago Terraplen Site location : Argentina Species information : AUCH CHILEAN CEDAR Latitude : -4301 Longitude : -07134 Elevation : 650M Series intercorrelation: 0.581 Avg mean sensitivity : 0.280 Avg standard deviation : 0.634 Avg autocorrelation : 0.677 Number dated series : 31 Segment length tested : 50 Number problem segments: 9 Pct problem segments : 6.08 PART 5: CORRELATION OF SERIES BY SEGMENTS: arge085.rwl 14:35 Thu 10 Mar 2005 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 1725 1750 1775 1800 1825 1850 1875 1900 1925 1774 1799 1824 1849 1874 1899 1924 1949 1974 --- -------- --------- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- 1 TR2692 1892 1974 .70 .71 .73 2 TR2693 1901 1974 .74 .75 3 TR2701 1858 1974 .51 .66 .73 .72 4 TR2703 1902 1974 .68 .75 5 TR2704 1869 1974 .43 .50 .64 .76 6 TR2705 1810 1974 .21B .31B .49 .79 .80 .82 7 TR2742 1888 1974 .66 .51 .52 8 TR2743 1896 1974 .39 .52 .63 9 TR2744 1859 1974 .42 .60 .51 .62 10 TR2745 1860 1974 .56 .63 .62 .66 11 TR2781 1868 1959 .56 .57 .51 .46 12 TR2782 1854 1974 .41 .53 .68 .32A 13 TR2792 1872 1974 .74 .76 .74 .61 14 TR2801 1744 1974 .67 .65 .66 .78 .75 .75 .72 .73 .81 15 TR2803 1779 1974 .49 .38B .57 .62 .60 .79 .55 16 TR2804 1774 1827 .51 .51 .52 17 TR2806 1747 1974 .59 .61 .62 .75 .82 .64 .61 .73 .80 18 TR2811 1818 1974 .38 .39 .50 .74 .82 .70 19 TR2812 1824 1974 .44 .50 .46 .76 .92 .88 20 TR2821 1826 1974 .64 .61 .65 .58 .26B 21 TR2822 1846 1974 .57 .58 .63 .63 .36 22 TR2824 1757 1974 .39 .24B .45 .53 .47 .67 .73 .57 23 TR2831 1872 1974 .60 .64 .51 .58 24 TR2841 1865 1974 .46 .45 .54 .55 25 TR2852 1700 1974 .49 .21B .19B .61 .43 .38 .63 .58 .48 26 TR2861 1830 1974 .50 .54 .57 .45 .38 27 TR2863 1839 1974 .56 .60 .67 .56 .34 28 TR2871 1832 1974 .68 .46 .44B .61 .70 29 TR2873 1900 1974 .34 .61 30 TR2874 1863 1974 .55 .48 .57 .53 31 TR2804 1843 1974 .66 .66 .70 .72 .74 Av segment correlation .58 .48 .45 .50 .57 .54 .62 .64 .61 PART 7: DESCRIPTIVE STATISTICS: arge085.rwl 14:35 Thu 10 Mar 2005 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 TR2692 1892 1974 83 3 0 .726 2.66 5.94 .986 .578 .271 2.70 .490 -.020 1 2 TR2693 1901 1974 74 2 0 .723 2.98 5.56 1.122 .492 .309 2.69 .472 .003 1 3 TR2701 1858 1974 117 4 0 .652 1.43 3.57 .777 .569 .404 2.72 .494 -.090 1 4 TR2703 1902 1974 73 2 0 .686 1.12 3.17 .524 .461 .345 2.84 .501 -.101 2 5 TR2704 1869 1974 106 4 0 .625 1.69 3.47 .709 .335 .404 2.61 .429 .000 2 6 TR2705 1810 1974 165 6 2 .607 1.44 4.58 .785 .534 .394 2.72 .471 -.035 2 7 TR2742 1888 1974 87 3 0 .589 2.16 4.49 .934 .749 .257 2.79 .595 -.041 3 8 TR2743 1896 1974 79 3 0 .513 2.23 5.52 1.011 .523 .320 2.80 .585 -.058 2 9 TR2744 1859 1974 116 4 0 .542 2.91 9.81 1.723 .773 .290 2.62 .463 .057 1 10 TR2745 1860 1974 115 4 0 .612 2.57 8.08 1.539 .850 .298 2.81 .532 .016 2 11 TR2781 1868 1959 92 4 0 .527 .95 3.32 .544 .726 .267 2.91 .534 -.004 2 12 TR2782 1854 1974 121 4 1 .424 1.00 3.58 .618 .718 .324 2.71 .486 -.005 3 13 TR2792 1872 1974 103 4 0 .691 2.53 4.90 .836 .629 .242 2.63 .483 .059 1 14 TR2801 1744 1974 231 9 0 .713 1.29 3.10 .553 .811 .213 2.35 .281 -.043 1 15 TR2803 1779 1974 196 7 1 .540 1.01 2.72 .442 .735 .269 2.42 .351 -.048 1 16 TR2804 1774 1827 54 3 0 .521 1.17 2.20 .453 .684 .265 2.81 .510 -.035 1 17 TR2806 1747 1974 228 9 0 .680 1.35 3.09 .539 .713 .245 2.69 .420 -.050 1 18 TR2811 1818 1974 157 6 0 .604 .65 1.68 .291 .735 .273 2.66 .472 .011 1 19 TR2812 1824 1974 151 6 0 .699 1.50 3.74 .621 .599 .289 3.09 .564 -.021 1 20 TR2821 1826 1974 149 5 1 .519 .44 .88 .168 .642 .296 2.58 .390 -.012 2 21 TR2822 1846 1974 129 5 0 .518 .47 1.20 .205 .639 .318 2.64 .400 .061 1 22 TR2824 1757 1974 218 8 1 .511 .56 1.69 .312 .764 .306 2.56 .386 .052 1 23 TR2831 1872 1974 103 4 0 .594 1.20 2.85 .491 .610 .267 2.43 .339 -.089 1 24 TR2841 1865 1974 110 4 0 .512 1.28 2.51 .422 .721 .202 2.78 .474 -.006 2 25 TR2852 1700 1974 275 9 2 .411 .93 3.16 .502 .849 .226 2.44 .238 -.043 1 26 TR2861 1830 1974 145 5 0 .472 1.85 4.33 .653 .460 .254 2.61 .412 -.038 1 27 TR2863 1839 1974 136 5 0 .549 1.27 4.37 .586 .611 .262 2.73 .434 .016 1 28 TR2871 1832 1974 143 5 1 .614 1.97 6.27 .929 .801 .215 2.60 .430 .015 1 29 TR2873 1900 1974 75 2 0 .468 2.83 5.87 1.220 .672 .278 2.45 .437 -.021 3 30 TR2874 1863 1974 112 4 0 .514 1.25 2.56 .403 .623 .228 2.50 .311 -.078 1 31 TR2804 1843 1974 132 5 0 .720 .65 1.39 .274 .731 .287 2.51 .386 -.011 1 --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- Total or mean: 4075 148 9 .581 1.40 9.81 .634 .677 .280 3.09 .423 -.017