Paso de las Nubes 2, Río Negro, Argentina - ARGE098 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 : ARGE098.CRN Measurement file name : ARGE098.RWL Date checked : 10MAR05 Checked by : H. ADAMS AND J. LUKAS Beginning year : 1850 Ending year : 1991 Principal investigators: Ricardo Villalba Site name : Paso de las Nubes 2 Site location : Argentina Species information : NOPU LENGA Latitude : -4107 Longitude : -07148 Elevation : 1390M Series intercorrelation: 0.635 Avg mean sensitivity : 0.413 Avg standard deviation : 0.553 Avg autocorrelation : 0.553 Number dated series : 20 Segment length tested : 50 Number problem segments: 2 Pct problem segments : 2.90 PART 5: CORRELATION OF SERIES BY SEGMENTS: arge098.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 NU209A 1878 1939 .52 .49 2 NU209B 1876 1942 .59 .50 3 NU210A 1887 1991 .66 .65 .59 .64 4 NU210B 1879 1991 .68 .55 .51 .57 5 NU211A 1894 1991 .70 .67 .58 .50 6 NU211B 1875 1991 .77 .73 .61 .50 7 NU212A 1902 1991 .46 .53 .66 8 NU212B 1915 1991 .39 .60 .74 9 NU214A 1912 1987 .60 .65 .74 10 NU214B 1887 1991 .44 .59 .75 .74 11 NU214C 1889 1988 .71 .69 .77 .80 12 NU216A 1873 1991 .75 .75 .61 .36B .31B 13 NU217A 1909 1991 .74 .87 .79 14 NU219A 1897 1991 .74 .76 .81 .74 15 NU219B 1850 1991 .75 .75 .64 .78 .76 16 NU220A 1930 1991 .60 .69 17 NU220B 1902 1991 .63 .66 .68 18 NU220M 1902 1991 .54 .60 .63 19 NU222A 1880 1991 .76 .65 .61 .57 20 NU222B 1910 1991 .60 .61 .59 Av segment correlation .75 .67 .60 .64 .65 PART 7: DESCRIPTIVE STATISTICS: arge098.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 NU209A 1878 1939 62 2 0 .546 .30 .67 .122 .314 .335 2.75 .493 .020 1 2 NU209B 1876 1942 67 2 0 .583 .42 .96 .173 .240 .374 2.88 .666 .027 1 3 NU210A 1887 1991 105 4 0 .729 .75 2.40 .480 .747 .430 2.66 .393 .005 1 4 NU210B 1879 1991 113 4 0 .697 .65 2.45 .472 .724 .471 2.76 .390 -.006 1 5 NU211A 1894 1991 98 4 0 .574 .92 2.02 .447 .448 .479 2.71 .548 .069 1 6 NU211B 1875 1991 117 4 0 .641 .82 2.09 .453 .546 .497 2.69 .493 -.023 1 7 NU212A 1902 1991 90 3 0 .489 1.03 2.76 .451 .301 .415 2.82 .557 .089 2 8 NU212B 1915 1991 77 3 0 .579 2.08 3.77 .714 .277 .355 2.59 .461 .082 2 9 NU214A 1912 1987 76 3 0 .639 1.84 4.12 .873 .487 .385 2.77 .507 -.039 1 10 NU214B 1887 1991 105 4 0 .609 1.30 3.22 .626 .483 .378 2.69 .530 .023 1 11 NU214C 1889 1988 100 4 0 .759 1.60 3.69 .861 .654 .376 2.56 .355 -.008 1 12 NU216A 1873 1991 119 5 2 .537 .67 2.74 .421 .491 .529 3.01 .513 .033 1 13 NU217A 1909 1991 83 3 0 .732 1.73 4.26 .781 .372 .391 2.81 .571 .024 1 14 NU219A 1897 1991 95 4 0 .739 1.46 3.91 .828 .661 .437 2.67 .483 -.004 1 15 NU219B 1850 1991 142 5 0 .728 .91 3.19 .588 .655 .475 2.74 .532 -.022 2 16 NU220A 1930 1991 62 2 0 .601 1.72 3.90 .756 .571 .351 2.62 .524 .015 1 17 NU220B 1902 1991 90 3 0 .600 1.06 2.45 .640 .707 .366 2.55 .423 -.037 1 18 NU220M 1902 1991 90 3 0 .572 .68 2.19 .464 .803 .328 2.59 .499 .063 1 19 NU222A 1880 1991 112 4 0 .650 .87 2.11 .398 .601 .365 2.54 .416 -.051 1 20 NU222B 1910 1991 82 3 0 .594 .99 2.58 .506 .654 .354 2.63 .414 -.046 1 --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- Total or mean: 1885 69 2 .635 1.07 4.26 .553 .553 .413 3.01 .484 .009