Castaño Overo 2, Río Negro, Argentina - ARGE102 Additional Site Information Ricardo Villalba Purpose of Collection: Climatology - severe weather 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 Reference: Recent Trends in Tree-ring records from high elevation sites in the Andes of northern Patagonia. Ricardo Villalba, José Boninsegna, Thomas Veblen, Andrea Schmelter and Sigfrido Rubulis . Climate Change 36:425- 454, 1997 CoFECHA output: Chronology file name : ARGE102.CRN Measurement file name : ARGE102.RWL Date checked : 10MAR05 Checked by : H. ADAMS AND J. LUKAS Beginning year : 1890 Ending year : 1991 Principal investigators: Ricardo Villalba Site name : Castaño Overo 2 Site location : Argentina Species information : NOPU LENGA Latitude : -4109 Longitude : -07148 Elevation : 1670M Series intercorrelation: 0.499 Avg mean sensitivity : 0.401 Avg standard deviation : 0.357 Avg autocorrelation : 0.674 Number dated series : 21 Segment length tested : 50 Number problem segments: 4 Pct problem segments : 7.69 PART 5: CORRELATION OF SERIES BY SEGMENTS: arge102.rwl 14:53 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 1900 1925 1950 1949 1974 1999 --- -------- --------- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- 1 ME101A 1890 1991 .49 .63 .64 2 ME101B 1925 1991 .56 .63 3 ME102A 1931 1991 .36 .46 4 ME102B 1942 1991 .43 5 ME105B 1945 1991 .37 6 ME106B 1932 1991 .49 .62 7 ME107A 1929 1991 .37 .44 8 ME108A 1909 1991 .33B .44 .47 9 ME108D 1920 1991 .54 .60 .72 10 ME109B 1904 1991 .34B .42 .45 11 ME110A 1901 1991 .53 .45 .19B 12 ME111B 1922 1986 .61 .57 .61 13 ME111C 1922 1991 .47 .41 .54 14 ME112A 1926 1991 .51 .47 15 ME112B 1926 1991 .62 .55 16 ME113A 1917 1990 .68 .68 .54 17 ME113B 1917 1991 .54 .60 .65 18 ME114B 1902 1974 .51 .64 19 ME115A 1917 1991 .50 .64 .49 20 ME115B 1914 1991 .38 .62 .48 21 ME119A 1908 1991 .34B .42 .36 Av segment correlation .48 .52 .52 PART 7: DESCRIPTIVE STATISTICS: arge102.rwl 14:53 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 ME101A 1890 1991 102 3 0 .531 .43 1.31 .283 .607 .441 2.68 .400 -.018 1 2 ME101B 1925 1991 67 2 0 .564 .55 1.20 .280 .584 .417 2.74 .470 -.013 1 3 ME102A 1931 1991 61 2 0 .379 .48 1.23 .267 .557 .454 2.81 .512 .040 1 4 ME102B 1942 1991 50 1 0 .434 .55 1.45 .316 .666 .375 2.84 .543 -.007 1 5 ME105B 1945 1991 47 1 0 .371 .90 1.83 .376 .719 .262 2.82 .586 -.023 1 6 ME106B 1932 1991 60 2 0 .604 .62 2.13 .413 .735 .382 2.61 .477 -.024 1 7 ME107A 1929 1991 63 2 0 .417 .84 2.35 .514 .619 .463 2.67 .719 -.052 1 8 ME108A 1909 1991 83 3 1 .443 .32 .71 .164 .519 .450 2.56 .474 .006 3 9 ME108D 1920 1991 72 3 0 .642 .41 1.17 .305 .751 .482 2.47 .397 -.008 1 10 ME109B 1904 1991 88 3 1 .393 .48 1.69 .354 .764 .441 2.83 .566 -.019 1 11 ME110A 1901 1991 91 3 1 .371 .72 2.69 .565 .755 .479 2.61 .446 -.097 1 12 ME111B 1922 1986 65 3 0 .579 .46 1.05 .236 .407 .462 2.62 .515 -.047 1 13 ME111C 1922 1991 70 3 0 .560 .85 2.18 .494 .698 .397 2.89 .548 .059 1 14 ME112A 1926 1991 66 2 0 .553 .66 2.02 .370 .678 .336 2.69 .465 -.068 1 15 ME112B 1926 1991 66 2 0 .585 .69 1.42 .287 .457 .361 2.75 .659 -.025 1 16 ME113A 1917 1990 74 3 0 .631 .99 2.76 .547 .811 .304 2.87 .497 -.030 1 17 ME113B 1917 1991 75 3 0 .618 .60 1.56 .319 .741 .315 2.82 .494 .049 1 18 ME114B 1902 1974 73 2 0 .553 .62 1.72 .423 .708 .418 2.65 .471 -.037 1 19 ME115A 1917 1991 75 3 0 .510 .63 1.60 .311 .762 .256 2.67 .418 .048 1 20 ME115B 1914 1991 78 3 0 .430 .73 1.77 .411 .795 .313 2.77 .446 .067 3 21 ME119A 1908 1991 84 3 1 .342 .32 1.16 .273 .748 .513 2.66 .432 -.065 1 --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- Total or mean: 1510 52 4 .499 .60 2.76 .357 .674 .401 2.89 .495 -.013