Cerro Martial, Tierra del Fuego, Argentina - arge109 Additional Site Information Ignacio Mundo, Guillermina Massaccesi, Boris Díaz Measurement type: Ring width. Detrending: Negative exponential or linear regression of any slope. Purpose of Collection: Event - avalanche dating. Location of core material: Laboratorio de Investigación de Sistemas Ecológicos y Ambientales (LISEA). Facultad de Ciencias Agrarias y Forestales. Universidad Nacional de La Plata. Reference: Mundo, I.A., M.D. Barrera, and F. Roig. Testing the utility of Nothofagus pumilio for dating a snow avalanche in Tierra del Fuego, Argentina. Dendrochronologia (in press). NOTES: The chronology was developed in order to date an avalanche. COFECHA output: Chronology file name : ARGE109.CRN Measurement file name : ARGE109.RWL Date checked : 14MAR07 Checked by : B. Bauer Beginning year : 1759 Ending year : 2003 Principal investigators: Ignacio Mundo Guillermina Massaccesi Boris Díaz Site name : Cerro Martial Site location : Argentina Species information : NOPU LENGA Latitude : -5447 Longitude : -06823 Elevation : 550M Series intercorrelation: 0.671 Avg mean sensitivity : 0.354 Avg standard deviation : 0.508 Avg autocorrelation : 0.703 Number dated series : 37 Segment length tested : 50 Number problem segments: 0 Pct problem segments : 0.00 PART 5: CORRELATION OF SERIES BY SEGMENTS: Cerro Martial 15:47 Wed 14 Mar 2007 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 1975 1799 1824 1849 1874 1899 1924 1949 1974 1999 2024 --- -------- --------- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- 1 MAR01A 1763 2003 .86 .88 .85 .67 .72 .75 .73 .69 .70 .70 2 MAR01B 1759 2003 .88 .91 .82 .59 .53 .51 .53 .71 .65 .68 3 MAR02A 1860 2003 .60 .60 .60 .78 .77 .77 4 MAR02B 1887 2003 .68 .75 .63 .64 .63 5 MAR03A 1871 2003 .41 .43 .66 .65 .61 .63 6 MAR03B 1869 2003 .56 .59 .62 .67 .70 .71 7 MAR04A 1938 2003 .76 .78 .78 8 MAR04B 1903 2003 .55 .62 .78 .78 9 MAR06A 1928 2003 .70 .82 .84 10 MAR06B 1930 2003 .71 .82 .83 11 MAR07A 1845 2003 .81 .81 .67 .59 .74 .76 .76 12 MAR07B 1826 2003 .68 .74 .52 .40 .58 .64 .68 13 MAR08A 1800 1990 .78 .77 .76 .76 .65 .62 .75 14 MAR08B 1800 1987 .69 .72 .77 .76 .73 .71 .65 15 MAR09A 1827 1999 .58 .51 .46 .61 .66 .72 16 MAR09B 1794 2003 .70 .66 .56 .51 .47 .67 .73 .69 .71 17 MAR10A 1841 2003 .77 .77 .79 .80 .65 .59 .64 18 MAR10B 1829 1984 .68 .62 .54 .66 .68 .75 19 MAR11A 1897 1998 .55 .60 .63 .75 20 MAR11B 1858 2003 .67 .68 .51 .58 .70 .71 21 MAR12B 1789 2003 .83 .79 .57 .56 .59 .59 .51 .58 .63 22 MAR13A 1831 2003 .67 .63 .47 .58 .68 .70 .74 23 MAR13B 1846 2003 .79 .79 .71 .73 .79 .84 .85 24 MAR14A 1880 2003 .61 .65 .70 .84 .84 25 MAR14B 1863 2003 .68 .79 .76 .70 .78 .79 26 MAR15A 1860 2003 .70 .69 .76 .70 .72 .62 27 MAR15B 1798 1988 .46 .48 .70 .73 .70 .67 .62 .69 28 MAR16A 1891 2003 .70 .69 .63 .71 .71 29 MAR16B 1861 1995 .63 .63 .69 .63 .60 30 MAR17A 1845 2003 .62 .66 .67 .69 .74 .78 .77 31 MAR17B 1831 2003 .54 .58 .61 .68 .75 .83 .80 32 MAR18A 1856 2001 .65 .67 .46 .58 .78 .75 33 MAR18B 1859 2003 .67 .74 .62 .66 .67 .67 34 MAR19A 1829 2000 .77 .72 .68 .65 .67 .69 .67 35 MAR19B 1822 1990 .72 .70 .69 .73 .74 .63 .65 36 MAR20A 1853 2003 .60 .62 .61 .62 .65 .66 37 MAR20B 1848 2003 .67 .67 .58 .49 .71 .79 .77 Av segment correlation .87 .76 .72 .68 .65 .63 .64 .67 .72 .73 PART 7: DESCRIPTIVE STATISTICS: Cerro Martial 15:47 Wed 14 Mar 2007 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 MAR01A 1763 2003 241 10 0 .764 .79 2.29 .410 .668 .349 2.71 .443 .007 4 2 MAR01B 1759 2003 245 10 0 .686 .85 2.10 .415 .652 .351 2.50 .387 -.024 4 3 MAR02A 1860 2003 144 6 0 .649 .77 2.10 .401 .664 .369 2.58 .371 .006 5 4 MAR02B 1887 2003 117 5 0 .671 1.46 4.00 .683 .612 .337 2.74 .480 -.049 4 5 MAR03A 1871 2003 133 6 0 .569 .70 1.89 .426 .692 .400 2.69 .482 -.011 4 6 MAR03B 1869 2003 135 6 0 .622 .72 2.06 .416 .643 .403 2.68 .558 -.050 3 7 MAR04A 1938 2003 66 3 0 .763 .89 1.90 .450 .643 .409 2.67 .426 .016 3 8 MAR04B 1903 2003 101 4 0 .662 .77 2.00 .482 .704 .423 2.79 .586 .012 3 9 MAR06A 1928 2003 76 3 0 .779 1.23 2.70 .479 .527 .343 2.69 .558 .039 1 10 MAR06B 1930 2003 74 3 0 .767 1.42 2.60 .602 .563 .355 2.64 .553 -.011 1 11 MAR07A 1845 2003 159 7 0 .731 .93 2.20 .508 .742 .357 2.62 .430 .045 1 12 MAR07B 1826 2003 178 7 0 .598 .88 2.60 .509 .754 .362 2.57 .359 -.026 2 13 MAR08A 1800 1990 191 7 0 .713 .79 1.90 .421 .714 .369 2.62 .414 .008 3 14 MAR08B 1800 1987 188 7 0 .717 .87 2.10 .433 .633 .395 2.61 .396 .011 6 15 MAR09A 1827 1999 173 6 0 .570 1.03 2.60 .634 .849 .337 2.63 .431 -.018 4 16 MAR09B 1794 2003 210 9 0 .626 .94 2.60 .606 .811 .396 2.61 .369 .027 4 17 MAR10A 1841 2003 163 7 0 .720 .96 3.50 .595 .793 .361 2.82 .406 .014 2 18 MAR10B 1829 1984 156 6 0 .639 .90 1.84 .409 .665 .328 2.51 .387 .010 2 19 MAR11A 1897 1998 102 4 0 .632 .72 2.40 .468 .600 .521 2.88 .544 .017 2 20 MAR11B 1858 2003 146 6 0 .640 .99 2.60 .614 .687 .452 2.62 .424 -.058 2 21 MAR12B 1789 2003 215 9 0 .646 .69 1.80 .415 .687 .413 2.69 .406 .003 4 22 MAR13A 1831 2003 173 7 0 .636 1.58 3.41 .614 .688 .263 2.67 .461 -.035 3 23 MAR13B 1846 2003 158 7 0 .781 1.21 2.66 .536 .669 .318 2.52 .380 -.049 2 24 MAR14A 1880 2003 124 5 0 .704 1.40 3.20 .610 .754 .266 2.71 .405 .014 4 25 MAR14B 1863 2003 141 6 0 .737 1.13 2.40 .397 .564 .289 2.63 .389 .014 1 26 MAR15A 1860 2003 144 6 0 .673 1.22 2.50 .439 .651 .260 2.38 .297 -.010 2 27 MAR15B 1798 1988 191 8 0 .624 .97 2.68 .610 .840 .282 2.69 .422 .008 2 28 MAR16A 1891 2003 113 5 0 .714 1.14 2.60 .637 .734 .421 2.78 .654 .020 1 29 MAR16B 1861 1995 135 5 0 .625 .74 2.00 .425 .710 .402 2.70 .414 -.026 2 30 MAR17A 1845 2003 159 7 0 .676 1.22 3.03 .691 .799 .343 2.46 .287 -.057 2 31 MAR17B 1831 2003 173 7 0 .652 .93 2.40 .483 .677 .384 2.48 .314 -.022 3 32 MAR18A 1856 2001 146 6 0 .621 .87 2.20 .436 .636 .381 2.69 .501 -.045 2 33 MAR18B 1859 2003 145 6 0 .667 .78 2.70 .498 .793 .338 2.79 .481 .019 1 34 MAR19A 1829 2000 172 7 0 .682 1.33 2.60 .567 .719 .303 2.62 .428 -.016 4 35 MAR19B 1822 1990 169 7 0 .691 .91 2.10 .462 .778 .308 2.71 .421 .009 4 36 MAR20A 1853 2003 151 6 0 .623 1.11 2.70 .498 .698 .287 2.78 .461 -.058 1 37 MAR20B 1848 2003 156 7 0 .653 1.38 3.10 .641 .708 .324 2.42 .276 -.035 1 --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- Total or mean: 5663 233 0 .671 .99 4.00 .508 .703 .354 2.88 .422 -.009