Autosho, Bhutan - bt015 Additional Site Information Edward R. Cook, Paul J. Krusic, and Dorji Dukpa Purpose of Collection: Climatology - precipitation analysis Reference: Cook, E.R., K.J. Anchukaitis, B.M. Buckley, R.D. D'Arrigo, G.C. Jacoby, and W.E. Wright. 2010. Asian Monsoon Failure and Megadrought During the Last Millennium. Science, Vol. 328, Issue 5977, pp.486-489, 23 April 2010. DOI: 10.1126/science.1185188 COFECHA output: Chronology file name : BT015.CRN Measurement file name : BT015.RWL Date checked : 06SEP11 Checked by : B. Bauer Beginning year : 1777 Ending year : 2003 Principal investigators: Edward R. Cook, Paul J. Krusic, and Dorji Dukpa Site name : Autosho Site location : Bhutan Species information : PIRO CHIR PINE Latitude : 2729 Longitude : 09111 Elevation : M Series intercorrelation: 0.502 Avg mean sensitivity : 0.360 Avg standard deviation : 1.462 Avg autocorrelation : 0.800 Number dated series : 30 Segment length tested : 50 Number problem segments: 38 Pct problem segments : 20.88 PART 5: CORRELATION OF SERIES BY SEGMENTS: Autosho 14:30 Tue 06 Sep 2011 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 AU01B 1777 1930 .21B .28A .55 .67 .68 2 AU02A 1842 2003 .51 .63 .55 .50 .35B .31A .30A 3 AU02B 1831 2003 .14B .61 .64 .51 .36 .27A .23A 4 AU03A 1859 2003 .18B .17B .18B .34 .33B .41 5 AU03B 1873 2003 .24B .23A .19B .44 .54 .58 6 AU04A 1878 2003 .46 .32A .25A .22B .26A 7 AU04B 1851 2003 .22B .39 .27A .38 .38 .33A 8 AU06A 1840 2003 .47 .54 .46 .33A .35B .35 .41 9 AU06B 1850 1942 .46 .50 .27A 10 AU07A 1842 2003 .80 .82 .70 .63 .52 .43 .42 11 AU07B 1844 2003 .63 .66 .66 .60 .57 .56 .55 12 AU08A 1854 2003 .74 .74 .62 .56 .60 .61 13 AU08B 1808 2003 .55 .62 .72 .70 .55 .41 .38 .39 14 AU09A 1821 2003 .60 .63 .70 .68 .57 .55 .65 .64 15 AU09B 1830 2003 .66 .64 .58 .50 .43 .47 .48 16 AU10A 1842 2003 .47 .57 .57 .55 .22A .15B .30A 17 AU10B 1817 2003 .29A .35 .27A .23B .11B .18B .34 .44 18 AU12A 1829 2003 .45 .51 .64 .61 .39 .43 .45 19 AU12B 1826 2003 .56 .64 .65 .57 .53 .53 .56 20 AU13A 1846 1950 .56 .60 .73 .58 .56 21 AU13B 1855 1950 .59 .65 .57 .54 22 AU14A 1837 2003 .68 .79 .74 .71 .64 .54 .56 23 AU14B 1830 2003 .72 .81 .72 .65 .58 .54 .52 24 AU15A 1877 2003 .50 .77 .69 .63 .65 25 AU15B 1881 2003 .68 .72 .62 .46 .56 26 AU17A 1839 1980 .67 .75 .77 .67 .55 .48 27 AU17B 1822 1980 .46 .48 .61 .68 .73 .48 .42 28 AU19B 1916 2003 .58 .48 .42 .42 29 AU19A 1926 2003 .52 .30A .33 30 AU21A 1822 1929 .26A .28A .38 .29A .27B Av segment correlation .40 .52 .57 .57 .51 .46 .43 .45 PART 7: DESCRIPTIVE STATISTICS: Autosho 14:30 Tue 06 Sep 2011 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 AU01B 1777 1930 154 5 2 .425 1.40 4.93 .832 .827 .303 2.66 .556 -.054 2 2 AU02A 1842 2003 162 7 3 .422 2.07 6.74 1.074 .809 .261 2.60 .407 -.017 1 3 AU02B 1831 2003 173 7 3 .382 1.32 5.13 .823 .813 .289 2.58 .388 -.024 2 4 AU03A 1859 2003 145 6 4 .259 2.61 10.54 1.469 .770 .280 2.54 .455 -.030 1 5 AU03B 1873 2003 131 6 3 .361 3.43 8.92 1.859 .875 .243 2.63 .420 .035 1 6 AU04A 1878 2003 126 5 4 .353 2.27 5.23 1.136 .782 .276 2.63 .452 -.021 1 7 AU04B 1851 2003 153 6 3 .271 1.11 5.38 .832 .817 .342 2.71 .382 -.041 2 8 AU06A 1840 2003 164 7 2 .403 2.35 5.85 1.304 .723 .317 2.53 .360 .018 1 9 AU06B 1850 1942 93 3 1 .368 1.23 2.64 .511 .716 .220 2.61 .418 -.059 2 10 AU07A 1842 2003 162 7 0 .659 2.34 10.06 1.977 .771 .484 2.83 .468 -.051 2 11 AU07B 1844 2003 160 7 0 .612 1.93 7.67 1.458 .713 .463 2.79 .565 -.056 4 12 AU08A 1854 2003 150 6 0 .634 2.75 6.01 1.053 .625 .259 2.58 .357 -.003 1 13 AU08B 1808 2003 196 8 0 .585 2.21 11.48 1.724 .798 .343 2.64 .350 -.018 1 14 AU09A 1821 2003 183 8 0 .599 1.89 8.44 1.645 .888 .352 2.72 .380 .013 1 15 AU09B 1830 2003 174 7 0 .563 1.78 7.22 1.379 .881 .359 2.88 .541 -.012 1 16 AU10A 1842 2003 162 7 3 .414 2.78 4.96 1.015 .701 .256 2.44 .329 -.009 1 17 AU10B 1817 2003 187 8 5 .290 1.73 6.63 1.189 .878 .274 2.65 .392 .028 1 18 AU12A 1829 2003 175 7 0 .520 1.91 11.03 1.978 .926 .402 2.64 .390 -.023 2 19 AU12B 1826 2003 178 7 0 .588 2.35 12.63 2.612 .925 .428 2.65 .413 .000 4 20 AU13A 1846 1950 105 5 0 .578 1.71 4.67 1.118 .636 .508 2.58 .495 -.067 2 21 AU13B 1855 1950 96 4 0 .563 2.01 7.76 1.769 .665 .624 2.86 .444 -.086 2 22 AU14A 1837 2003 167 7 0 .679 1.81 13.66 2.305 .918 .359 2.64 .369 -.004 5 23 AU14B 1830 2003 174 7 0 .696 1.44 23.57 2.327 .943 .517 2.69 .426 .033 1 24 AU15A 1877 2003 127 5 0 .563 1.68 5.70 1.222 .728 .404 2.62 .404 -.098 2 25 AU15B 1881 2003 123 5 0 .600 2.43 8.23 1.746 .787 .349 2.78 .473 -.033 3 26 AU17A 1839 1980 142 6 0 .673 1.54 5.41 1.156 .712 .507 2.79 .471 -.066 2 27 AU17B 1822 1980 159 7 0 .549 1.46 5.84 1.143 .787 .415 2.62 .468 -.092 2 28 AU19B 1916 2003 88 4 0 .509 3.11 6.53 1.402 .808 .241 2.63 .483 -.012 1 29 AU19A 1926 2003 78 3 1 .493 1.67 4.65 1.077 .861 .326 2.70 .514 .009 1 30 AU21A 1822 1929 108 5 4 .293 2.67 10.41 1.903 .670 .421 2.80 .563 .007 1 --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- Total or mean: 4395 182 38 .502 2.02 23.57 1.462 .800 .360 2.88 .432 -.022