Bruck Mountain, Texas - TX055 Additional Site Information Stahle Reference: David W. Stahle, Edward R. Cook, Dorian J. Burnette, Jose Villanueva, Julian Cerano, Jordan N. Burns, Daniel Griffin, Benjamin I. Cook, Rodolfo Acuna, Max C.A. Torbenson, Paul Sjezner, Ian M. Howard. 2016. The Mexican Drought Atlas: Tree-ring reconstructions of the soil moisture balance during the late pre-Hispanic, colonial, and modern eras. Quaternary Science Reviews, 149, 34-60. doi: 10.1016/j.quascirev.2016.06.018 COFECHA output: Chronology file name : TX055.CRN Measurement file name : TX055.RWL Date checked : 08DEC16 Checked by : B. Bauer Beginning year : 1774 Ending year : 2006 Principal investigators: Stahle Site name : Bruck Mountain Site location : Texas Species information : QUST POST OAK Latitude : 3304 Longitude : -09822 Elevation : 440M Series intercorrelation: 0.814 Avg mean sensitivity : 0.391 Avg standard deviation : 0.317 Avg autocorrelation : 0.446 Number dated series : 20 Segment length tested : 50 Number problem segments: 0 Pct problem segments : 0.00 PART 5: CORRELATION OF SERIES BY SEGMENTS: Bruck Mountain 13:48 Thu 08 Dec 2016 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 1800 1825 1850 1875 1900 1925 1950 1975 1849 1874 1899 1924 1949 1974 1999 2024 --- -------- --------- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- 1 BRK02B 1774 2006 .40 .56 .84 .88 .85 .84 .84 .84 2 BRK64A 1854 2006 .72 .88 .93 .88 .80 .79 3 BRK110A 1804 2006 .48 .73 .86 .75 .67 .84 .89 .89 4 BRK124A 1883 2006 .82 .90 .92 .91 .90 5 BRK128A 1833 2006 .83 .87 .89 .87 .83 .79 .79 6 BRK137A 1888 2006 .86 .90 .92 .94 .93 7 BRK139A 1892 2006 .68 .74 .82 .88 .87 8 BRK140A 1890 2006 .85 .85 .92 .92 .89 9 BRK141A 1888 2006 .72 .78 .80 .81 .86 10 BRK144B 1857 2006 .88 .84 .84 .92 .92 .85 11 BRK166A 1893 2006 .85 .85 .89 .92 .91 12 BRK168A 1830 2006 .83 .83 .79 .77 .84 .87 .85 13 BRK168B 1815 2006 .64 .81 .81 .73 .79 .89 .92 .91 14 BRK178A 1897 2006 .83 .82 .88 .85 .87 15 BRK178B 1886 2006 .88 .86 .87 .88 .89 16 BRK236A 1869 2006 .75 .82 .85 .75 .79 .85 17 BRK251A 1889 2006 .80 .74 .74 .74 .72 18 BRK260A 1830 2006 .76 .86 .89 .84 .85 .86 .91 19 BRK262A 1879 1998 .81 .75 .82 .90 20 BRK273A 1891 2006 .73 .77 .85 .92 .93 Av segment correlation .51 .75 .82 .81 .82 .85 .87 .87 PART 7: DESCRIPTIVE STATISTICS: Bruck Mountain 13:48 Thu 08 Dec 2016 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 BRK02B 1774 2006 233 8 0 .726 .82 2.37 .401 .605 .363 2.85 .435 -.016 1 2 BRK64A 1854 2006 153 6 0 .807 .59 1.90 .287 .291 .398 3.11 .524 -.031 1 3 BRK110A 1804 2006 203 8 0 .749 .60 2.99 .295 .318 .363 3.05 .442 .011 1 4 BRK124A 1883 2006 124 5 0 .877 .68 1.92 .293 .468 .371 2.82 .467 -.030 1 5 BRK128A 1833 2006 174 7 0 .829 .57 4.18 .480 .774 .397 2.66 .423 -.032 1 6 BRK137A 1888 2006 119 5 0 .901 .69 1.72 .322 .443 .398 2.73 .413 -.079 1 7 BRK139A 1892 2006 115 5 0 .775 .42 1.31 .261 .513 .421 2.95 .557 -.048 1 8 BRK140A 1890 2006 117 5 0 .882 .73 1.51 .280 .139 .415 2.65 .444 -.014 1 9 BRK141A 1888 2006 119 5 0 .788 .54 1.86 .294 .478 .387 2.81 .430 -.040 1 10 BRK144B 1857 2006 150 6 0 .862 .47 1.56 .190 .035 .465 2.88 .460 -.041 1 11 BRK166A 1893 2006 114 5 0 .879 .63 2.15 .376 .462 .487 2.73 .460 -.033 1 12 BRK168A 1830 2006 177 7 0 .815 .52 1.51 .220 .361 .352 2.64 .399 .022 1 13 BRK168B 1815 2006 192 8 0 .778 .79 3.23 .590 .785 .346 2.65 .410 -.019 1 14 BRK178A 1897 2006 110 5 0 .835 .50 1.35 .275 .356 .458 2.84 .535 -.022 1 15 BRK178B 1886 2006 121 5 0 .873 .55 1.40 .238 .361 .397 2.76 .510 -.024 1 16 BRK236A 1869 2006 138 6 0 .766 .53 1.47 .230 .307 .376 2.66 .343 -.056 1 17 BRK251A 1889 2006 118 5 0 .730 .41 2.33 .361 .691 .417 2.87 .413 -.063 1 18 BRK260A 1830 2006 177 7 0 .838 .56 2.30 .280 .513 .325 2.60 .436 -.025 1 19 BRK262A 1879 1998 120 4 0 .828 .51 1.30 .255 .511 .397 2.67 .385 -.055 1 20 BRK273A 1891 2006 116 5 0 .849 .48 1.55 .227 .265 .399 3.01 .407 -.048 1 --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- Total or mean: 2890 117 0 .814 .59 4.18 .317 .446 .391 3.11 .442 -.029