Pilcaniyeu, Río Negro, Argentina - ARGE081 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 : ARGE081.CRN Measurement file name : ARGE081.RWL Date checked : 10MAR05 Checked by : H. ADAMS AND J. LUKAS Beginning year : 1733 Ending year : 1991 Principal investigators: Ricardo Villalba Site name : Pilcaniyeu Site location : Argentina Species information : AUCH CHILEAN CEDAR Latitude : -4111 Longitude : -07045 Elevation : 1100M Series intercorrelation: 0.554 Avg mean sensitivity : 0.314 Avg standard deviation : 0.308 Avg autocorrelation : 0.683 Number dated series : 18 Segment length tested : 50 Number problem segments: 2 Pct problem segments : 1.89 PART 5: CORRELATION OF SERIES BY SEGMENTS: arge081.rwl 14:33 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 1750 1775 1800 1825 1850 1875 1900 1925 1950 1799 1824 1849 1874 1899 1924 1949 1974 1999 --- -------- --------- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- 1 PIL01B 1907 1991 .53 .52 .50 2 PIL02A 1912 1991 .56 .54 .36 3 PIL03A 1772 1991 .54 .60 .75 .79 .72 .59 .61 .59 .51 4 PIL03B 1775 1991 .31A .65 .68 .57 .54 .65 .73 .66 5 PIL06B 1791 1911 .72 .65 .65 .48 .47 6 PIL06D 1826 1991 .64 .68 .49 .44 .59 .54 7 PIL06E 1733 1991 .58 .67 .74 .73 .71 .66 .56 .60 .45 8 PIL06G 1932 1991 .58 .52 9 PIL07A 1826 1991 .64 .55 .36 .44 .63 .46 10 PIL07B 1785 1991 .77 .77 .55 .37 .43 .44 .39 .45 11 PIL07C 1793 1991 .79 .76 .66 .43 .48 .71 .61 .46 12 PIL08A 1804 1991 .62 .62 .61 .54 .54 .64 .57 13 PIL08B 1847 1991 .72 .74 .54 .50 .66 .64 14 PIL10B 1890 1991 .54 .57 .61 .44 15 PIL14A 1860 1991 .49 .52 .70 .76 .68 16 PIL14B 1814 1991 .38 .55 .60 .58 .71 .70 .58 17 PIL15B 1790 1991 .56 .48 .33A .44 .45 .62 .71 .65 18 PIL16B 1932 1991 .44 .54 Av segment correlation .56 .63 .64 .63 .57 .51 .57 .60 .53 PART 7: DESCRIPTIVE STATISTICS: arge081.rwl 14:33 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 PIL01B 1907 1991 85 3 0 .466 1.22 4.01 .749 .610 .330 2.48 .398 -.057 2 2 PIL02A 1912 1991 80 3 0 .429 .81 4.47 .664 .690 .323 2.59 .410 -.025 1 3 PIL03A 1772 1991 220 9 0 .591 .41 2.33 .303 .843 .359 2.79 .427 -.023 1 4 PIL03B 1775 1991 217 8 1 .524 .31 .87 .185 .749 .379 2.51 .383 -.059 2 5 PIL06B 1791 1911 121 5 0 .579 .37 1.13 .205 .712 .290 2.77 .431 -.027 1 6 PIL06D 1826 1991 166 6 0 .553 .33 .96 .160 .770 .272 2.74 .453 -.011 4 7 PIL06E 1733 1991 259 9 0 .598 .32 1.29 .218 .792 .341 2.61 .393 -.079 2 8 PIL06G 1932 1991 60 2 0 .541 .46 1.84 .317 .487 .305 3.29 .547 .078 1 9 PIL07A 1826 1991 166 6 0 .511 .33 1.23 .194 .684 .293 2.85 .412 .025 1 10 PIL07B 1785 1991 207 8 0 .549 .55 2.87 .299 .481 .301 3.07 .433 .001 2 11 PIL07C 1793 1991 199 8 0 .621 .72 3.01 .422 .701 .315 2.70 .426 -.041 2 12 PIL08A 1804 1991 188 7 0 .589 .52 1.41 .208 .591 .253 2.74 .437 -.022 2 13 PIL08B 1847 1991 145 6 0 .621 .38 .84 .138 .704 .219 2.60 .452 -.057 2 14 PIL10B 1890 1991 102 4 0 .506 .65 1.40 .196 .553 .221 2.59 .405 .037 1 15 PIL14A 1860 1991 132 5 0 .607 .65 2.26 .340 .502 .408 2.72 .425 .042 1 16 PIL14B 1814 1991 178 7 0 .529 .76 1.80 .338 .644 .324 2.67 .441 .050 2 17 PIL15B 1790 1991 202 8 1 .521 .78 2.63 .582 .770 .353 2.76 .401 -.026 1 18 PIL16B 1932 1991 60 2 0 .422 1.30 2.64 .476 .715 .218 2.71 .532 -.017 1 --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- Total or mean: 2787 106 2 .554 .55 4.47 .308 .683 .314 3.29 .425 -.018