Cerro La Hormiga Estancia Collun-co, Neuquén, Argentina - ARGE074 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 : ARGE074.CRN Measurement file name : ARGE074.RWL Date checked : 10MAR05 Checked by : H. ADAMS AND J. LUKAS Beginning year : 1508 Ending year : 1989 Principal investigators: Ricardo Villalba Site name : Cerro La Hormiga Site location : Argentina Species information : AUCH CHILEAN CEDAR Latitude : -4003 Longitude : -07117 Elevation : 920M Series intercorrelation: 0.692 Avg mean sensitivity : 0.277 Avg standard deviation : 0.351 Avg autocorrelation : 0.755 Number dated series : 26 Segment length tested : 50 Number problem segments: 2 Pct problem segments : 0.78 PART 5: CORRELATION OF SERIES BY SEGMENTS: arge074.rwl 14:30 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 1500 1525 1550 1575 1600 1625 1650 1675 1700 1725 1750 1775 1800 1825 1850 1875 1900 1925 1950 1549 1574 1599 1624 1649 1674 1699 1724 1749 1774 1799 1824 1849 1874 1899 1924 1949 1974 1999 --- -------- --------- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- 1 CRO01A 1658 1989 .33 .40 .71 .71 .64 .61 .73 .67 .73 .66 .61 .72 .71 2 CRO01B 1711 1989 .47 .78 .70 .66 .72 .68 .77 .69 .63 .72 .71 3 CRO02A 1690 1987 .59 .61 .70 .69 .77 .81 .81 .72 .68 .80 .87 .81 4 CRO02A 1690 1987 .59 .61 .70 .69 .77 .81 .81 .72 .68 .80 .87 .81 5 CRO02B 1804 1989 .81 .88 .91 .88 .85 .83 .79 6 CRO02D 1540 1989 .49 .51 .78 .80 .82 .81 .81 .85 .87 .69 .65 .81 .82 .84 .82 .85 .85 .79 7 CRO02E 1853 1981 .85 .78 .73 .83 .83 8 CRO02X 1678 1853 .62 .75 .83 .79 .69 .59 .60 9 CRO02Y 1587 1688 .77 .77 .69 .73 10 CRO03A 1782 1989 .42 .68 .68 .79 .77 .74 .75 .79 11 CRO04A 1741 1989 .68 .60 .52 .75 .72 .64 .55 .54 .68 .74 12 CRO04B 1695 1989 .54 .62 .66 .65 .64 .67 .63 .70 .64 .56 .70 .77 13 CRO05A 1782 1989 .75 .76 .78 .86 .83 .80 .72 .71 14 CRO05B 1784 1989 .65 .81 .81 .81 .85 .87 .84 .82 15 CRO05C 1788 1989 .68 .73 .69 .74 .78 .77 .81 .79 16 CRO06A 1742 1989 .74 .75 .74 .54 .62 .83 .82 .83 .74 .71 17 CRO07A 1824 1989 .42 .45 .67 .64 .66 .77 .73 18 CRO07B 1831 1989 .75 .78 .71 .67 .71 .70 19 CRO08A 1791 1989 .53 .68 .65 .76 .75 .68 .69 .74 20 CRO09A 1837 1989 .72 .67 .75 .87 .82 .79 21 CRO10C 1738 1989 .61 .62 .51 .70 .73 .58 .46 .52 .66 .59 22 CRO11A 1792 1989 .68 .71 .74 .67 .70 .77 .75 .78 23 CRO11B 1720 1989 .57 .56 .48 .45 .68 .77 .71 .71 .75 .76 .76 24 CRO12A 1524 1989 .64 .62 .77 .80 .70 .76 .83 .62 .55 .55 .56 .70 .71 .62 .72 .80 .81 .76 .80 25 CRO12B 1508 1989 .71 .70 .79 .73 .72 .75 .64 .51 .57 .65 .67 .66 .65 .63 .64 .74 .80 .73 .75 26 CRO13A 1714 1945 .57 .53 .13B .09B .60 .49 .45 .57 .48 Av segment correlation .67 .61 .69 .77 .75 .75 .67 .58 .62 .68 .62 .61 .70 .70 .73 .72 .72 .76 .76 PART 7: DESCRIPTIVE STATISTICS: arge074.rwl 14:30 Thu 10 Mar 2005 Page 8 ------------------------------------------------------------------------------------------------------------------------------------ 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 CRO01A 1658 1989 332 13 0 .610 .37 1.42 .188 .796 .270 2.50 .297 -.041 2 2 CRO01B 1711 1989 279 11 0 .674 .43 1.02 .190 .762 .249 2.53 .304 -.021 1 3 CRO02A 1690 1987 298 12 0 .721 .59 2.41 .373 .747 .287 2.82 .453 -.047 2 4 CRO02A 1690 1987 298 12 0 .721 .59 2.41 .373 .747 .287 2.82 .453 -.047 2 5 CRO02B 1804 1989 186 7 0 .842 .65 2.21 .404 .724 .319 2.60 .419 -.067 2 6 CRO02D 1540 1989 450 18 0 .752 .43 1.16 .186 .609 .296 2.63 .372 -.032 2 7 CRO02E 1853 1981 129 5 0 .801 .60 1.48 .240 .450 .318 2.96 .481 -.060 1 8 CRO02X 1678 1853 176 7 0 .695 .31 .77 .117 .644 .246 2.63 .444 -.037 2 9 CRO02Y 1587 1688 102 4 0 .749 .53 1.36 .225 .561 .298 2.68 .400 -.014 2 10 CRO03A 1782 1989 208 8 0 .683 .98 2.41 .406 .731 .223 2.57 .398 -.011 1 11 CRO04A 1741 1989 249 10 0 .639 .34 1.73 .255 .721 .319 2.74 .378 -.061 3 12 CRO04B 1695 1989 295 12 0 .647 .42 1.78 .279 .798 .294 2.67 .384 -.006 2 13 CRO05A 1782 1989 208 8 0 .778 .44 1.79 .377 .879 .344 2.53 .283 -.052 1 14 CRO05B 1784 1989 206 8 0 .807 .41 1.11 .207 .698 .310 2.66 .391 -.002 1 15 CRO05C 1788 1989 202 8 0 .745 .32 .81 .138 .689 .287 2.46 .363 -.072 1 16 CRO06A 1742 1989 248 10 0 .740 .89 2.72 .550 .865 .248 2.48 .280 -.022 1 17 CRO07A 1824 1989 166 7 0 .620 .64 1.96 .298 .717 .269 2.66 .416 .034 2 18 CRO07B 1831 1989 159 6 0 .704 .36 1.63 .241 .844 .302 2.66 .492 .040 1 19 CRO08A 1791 1989 199 8 0 .682 .99 1.80 .331 .684 .212 2.69 .424 -.014 1 20 CRO09A 1837 1989 153 6 0 .750 .92 2.21 .338 .638 .234 2.60 .439 .003 2 21 CRO10C 1738 1989 252 10 0 .566 .80 2.64 .411 .725 .262 2.60 .342 -.012 1 22 CRO11A 1792 1989 198 8 0 .717 .68 2.58 .410 .799 .293 2.84 .478 -.072 1 23 CRO11B 1720 1989 270 11 0 .667 1.48 3.77 .717 .709 .302 2.67 .370 -.029 2 24 CRO12A 1524 1989 466 19 0 .694 .60 2.86 .478 .901 .255 2.55 .322 -.020 2 25 CRO12B 1508 1989 482 19 0 .676 .61 2.59 .504 .919 .257 2.61 .346 -.045 2 26 CRO13A 1714 1945 232 9 2 .458 1.17 3.02 .534 .752 .259 2.63 .303 -.027 1 --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- Total or mean: 6443 256 2 .692 .63 3.77 .351 .755 .277 2.96 .375 -.030