Paso de las Nubes 1, Río Negro, Argentina - ARGE097 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 : ARGE097.CRN Measurement file name : ARGE097.RWL Date checked : 10MAR05 Checked by : H. ADAMS AND J. LUKAS Beginning year : 1814 Ending year : 1991 Principal investigators: Ricardo Villalba Site name : Paso de las Nubes 1 Site location : Argentina Species information : NOPU LENGA Latitude : -4107 Longitude : -07148 Elevation : 1500M Series intercorrelation: 0.617 Avg mean sensitivity : 0.448 Avg standard deviation : 0.395 Avg autocorrelation : 0.551 Number dated series : 20 Segment length tested : 50 Number problem segments: 4 Pct problem segments : 6.25 PART 5: CORRELATION OF SERIES BY SEGMENTS: arge097.rwl 14:51 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 1850 1875 1900 1925 1950 1899 1924 1949 1974 1999 --- -------- --------- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- 1 NU102A 1954 1991 .70 2 NU102B 1938 1991 .58 .65 3 NU102L 1918 1973 .43 .28A 4 NU103A 1938 1991 .55 .57 5 NU103B 1930 1991 .50 .66 6 NU105A 1814 1991 .64 .69 .81 .68 .67 7 NU106A 1888 1991 .67 .66 .59 .67 8 NU106L 1888 1947 .56 .55 9 NU107A 1885 1991 .62 .55 .42 .32A 10 NU107B 1866 1947 .71 .73 .60 11 NU108A 1891 1991 .58 .54 .56 .64 12 NU108L 1891 1991 .60 .61 .67 .72 13 NU109A 1888 1991 .30B .58 .58 .64 14 NU109L 1877 1991 .16B .46 .79 .77 15 NU111A 1917 1991 .54 .56 .60 16 NU111B 1884 1991 .72 .74 .52 .47 17 NU112A 1889 1991 .73 .76 .86 .74 18 NU112L 1889 1991 .69 .66 .81 .77 19 NU113A 1900 1991 .73 .70 .69 20 NU113L 1900 1991 .79 .73 .75 Av segment correlation .67 .59 .63 .61 .65 PART 7: DESCRIPTIVE STATISTICS: arge097.rwl 14:51 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 NU102A 1954 1991 38 1 0 .704 1.57 3.51 .699 .515 .363 2.60 .562 .089 1 2 NU102B 1938 1991 54 2 0 .587 1.48 3.29 .823 .715 .451 2.58 .468 -.023 1 3 NU102L 1918 1973 56 2 1 .369 .68 2.51 .464 .623 .508 2.80 .514 .004 2 4 NU103A 1938 1991 54 2 0 .555 1.27 2.51 .531 .543 .345 2.74 .494 .061 1 5 NU103B 1930 1991 62 2 0 .509 1.30 2.52 .543 .458 .408 2.75 .577 -.028 1 6 NU105A 1814 1991 178 5 0 .658 .35 1.32 .258 .486 .615 2.81 .515 -.029 1 7 NU106A 1888 1991 104 4 0 .665 .51 1.92 .403 .711 .503 2.91 .644 -.003 1 8 NU106L 1888 1947 60 2 0 .552 .31 1.04 .209 .570 .444 2.88 .474 -.023 2 9 NU107A 1885 1991 107 4 1 .509 1.00 3.63 .766 .839 .478 2.64 .455 -.083 1 10 NU107B 1866 1947 82 3 0 .653 1.01 2.79 .652 .727 .437 2.70 .599 -.018 1 11 NU108A 1891 1991 101 4 0 .620 1.14 3.04 .686 .770 .417 2.51 .427 .006 1 12 NU108L 1891 1991 101 4 0 .670 .42 1.02 .205 .515 .500 2.63 .514 .049 2 13 NU109A 1888 1991 104 4 1 .502 .70 1.36 .287 .235 .431 2.58 .451 -.033 1 14 NU109L 1877 1991 115 4 1 .496 .50 1.01 .210 .138 .515 2.56 .430 .021 1 15 NU111A 1917 1991 75 3 0 .618 .66 1.63 .318 .674 .371 2.58 .430 .073 1 16 NU111B 1884 1991 108 4 0 .587 .64 1.82 .308 .509 .410 2.80 .503 .034 2 17 NU112A 1889 1991 103 4 0 .740 .71 1.74 .344 .673 .366 2.64 .487 .051 1 18 NU112L 1889 1991 103 4 0 .740 .60 1.54 .290 .574 .411 2.53 .382 .045 2 19 NU113A 1900 1991 92 3 0 .697 .69 1.38 .255 .462 .337 2.41 .348 -.047 2 20 NU113L 1900 1991 92 3 0 .782 .57 1.06 .238 .485 .391 2.61 .495 -.023 1 --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- Total or mean: 1789 64 4 .617 .73 3.63 .395 .551 .448 2.91 .485 .002