Yajiang, Sichuan, China - chin023 Additional Site Information Jinbao Li, Keyan Fang, Yang Tao, Edward Cook 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 : CHIN023.CRN Measurement file name : CHIN023.RWL Date checked : 28OCT11 Checked by : B. Bauer Beginning year : 1715 Ending year : 2007 Principal investigators: Jinbao Li Keyan Fang Yang Tao Edward Cook Site name : Yajiang Site location : China Species information : PCLI LIKIANG SPRUCE Latitude : 3000 Longitude : 10052 Elevation : 4020M Series intercorrelation: 0.557 Avg mean sensitivity : 0.188 Avg standard deviation : 0.438 Avg autocorrelation : 0.843 Number dated series : 48 Segment length tested : 50 Number problem segments: 16 Pct problem segments : 4.97 PART 5: CORRELATION OF SERIES BY SEGMENTS: Yajiang 09:47 Fri 28 Oct 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 1725 1750 1775 1800 1825 1850 1875 1900 1925 1950 1975 1774 1799 1824 1849 1874 1899 1924 1949 1974 1999 2024 --- -------- --------- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- 1 YAJ01A 1799 2006 .64 .65 .44 .57 .63 .51 .46 .45 .42 2 YAJ01B 1818 2007 .45 .36 .52 .56 .50 .57 .42 .34 3 YAJ02A 1922 2006 .62 .62 .56 .54 4 YAJ02B 1907 2006 .62 .60 .68 .62 5 YAJ03A 1742 2006 .41 .45 .79 .76 .65 .61 .67 .69 .61 .64 .60 6 YAJ03B 1715 2006 .31B .34B .52 .53 .59 .50 .59 .57 .50 .63 .62 7 YAJ03C 1825 2006 .64 .72 .78 .75 .74 .61 .41 8 YAJ04A 1756 2006 .49 .61 .39 .55 .53 .53 .64 .64 .63 .61 9 YAJ04B 1757 2006 .68 .67 .61 .63 .58 .53 .56 .58 .52 .51 10 YAJ05A 1886 2006 .61 .63 .63 .41 .39 11 YAJ05B 1893 2006 .37 .31A .40 .44 .45 12 YAJ06A 1856 2006 .37 .31A .38 .46 .34 .31A 13 YAJ06B 1876 2006 .35 .41 .38 .20B .18B 14 YAJ07A 1848 2006 .72 .72 .82 .76 .71 .63 .63 15 YAJ07B 1883 2006 .76 .74 .67 .60 .58 16 YAJ08A 1806 2004 .59 .60 .44 .42 .65 .86 .73 .67 17 YAJ08B 1812 1980 .61 .63 .70 .64 .62 .63 .64 18 YAJ09A 1855 2006 .64 .62 .68 .47 .48 .57 19 YAJ09B 1825 2006 .59 .63 .58 .56 .69 .78 .81 20 YAJ10A 1846 2006 .57 .60 .59 .54 .64 .54 .48 21 YAJ10B 1857 2006 .56 .68 .77 .80 .70 .59 22 YAJ11A 1845 2006 .69 .68 .56 .40 .41 .61 .58 23 YAJ12A 1849 2006 .42 .45 .27A .38 .47 .47 .47 24 YAJ12B 1845 2006 .52 .59 .51 .54 .63 .63 .61 25 YAJ13A 1782 2006 .69 .61 .41 .52 .65 .68 .68 .52 .51 26 YAJ13B 1749 2006 .56 .55 .72 .54 .52 .54 .64 .63 .43 .35 .28A 27 YAJ14A 1837 2006 .54 .73 .71 .60 .57 .66 .63 28 YAJ14B 1911 2006 .48 .55 .54 .48 29 YAJ15A 1855 2006 .66 .52 .39 .49 .58 .53 30 YAJ15B 1855 2006 .73 .62 .72 .67 .54 .53 31 YAJ16A 1837 2006 .59 .52 .59 .74 .70 .55 .53 32 YAJ16B 1820 2006 .57 .55 .67 .72 .74 .59 .41 .42 33 YAJ18A 1871 2006 .62 .51 .45 .54 .67 .63 34 YAJ18B 1878 2006 .37 .36 .51 .58 .58 35 YAJ19A 1877 2006 .63 .81 .77 .62 .58 36 YAJ19B 1915 2006 .75 .79 .78 .72 37 YAJ21A 1846 2006 .57 .56 .74 .67 .52 .60 .59 38 YAJ21B 1822 2006 .39 .49 .66 .69 .74 .76 .72 .72 39 YAJ26A 1924 2006 .26B .28B .27B .33 40 YAJ26B 1916 2006 .49 .44 .37 .36 41 YAJ27A 1839 2006 .57 .57 .49 .64 .65 .60 .57 42 YAJ27B 1852 2006 .29B .55 .76 .70 .58 .56 43 YAJ28A 1824 2006 .55 .61 .72 .75 .74 .40 .37 .42 44 YAJ28B 1839 2006 .71 .76 .78 .81 .74 .71 .70 45 YAJ29A 1865 2006 .46 .59 .69 .56 .67 .65 46 YAJ29B 1895 2006 .41 .40 .42 .43 .37 47 YAJ30A 1826 2006 .69 .59 .32A .52 .65 .33A .33A 48 YAJ30B 1855 2006 .41 .53 .58 .70 .61 .58 Av segment correlation .43 .50 .66 .56 .57 .58 .58 .59 .59 .55 .52 PART 7: DESCRIPTIVE STATISTICS: Yajiang 09:47 Fri 28 Oct 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 YAJ01A 1799 2006 208 9 0 .527 1.21 2.53 .536 .875 .187 2.67 .364 -.032 2 2 YAJ01B 1818 2007 190 8 0 .470 1.61 4.08 .809 .819 .235 2.88 .503 -.001 1 3 YAJ02A 1922 2006 85 4 0 .558 2.23 5.78 1.221 .901 .206 2.66 .393 -.023 1 4 YAJ02B 1907 2006 100 4 0 .610 .86 2.29 .465 .821 .294 2.71 .498 -.121 2 5 YAJ03A 1742 2006 265 11 0 .618 .31 .81 .158 .852 .253 2.43 .304 -.020 2 6 YAJ03B 1715 2006 292 11 2 .498 .39 1.00 .180 .854 .210 2.58 .390 -.011 1 7 YAJ03C 1825 2006 182 7 0 .610 .34 .66 .100 .611 .201 2.45 .286 -.051 1 8 YAJ04A 1756 2006 251 10 0 .543 1.23 3.06 .552 .900 .155 2.64 .352 -.059 1 9 YAJ04B 1757 2006 250 10 0 .603 1.11 2.94 .560 .903 .167 2.68 .417 -.021 1 10 YAJ05A 1886 2006 121 5 0 .504 .80 2.15 .402 .826 .209 2.84 .430 -.021 1 11 YAJ05B 1893 2006 114 5 1 .396 .82 2.73 .535 .825 .235 2.69 .445 .005 1 12 YAJ06A 1856 2006 151 6 2 .350 1.42 3.11 .532 .735 .205 2.69 .410 .016 1 13 YAJ06B 1876 2006 131 5 2 .325 1.43 2.53 .453 .703 .198 2.61 .395 -.030 1 14 YAJ07A 1848 2006 159 7 0 .708 .78 1.36 .177 .744 .127 2.71 .410 -.029 1 15 YAJ07B 1883 2006 124 5 0 .658 .62 2.48 .358 .869 .199 2.44 .351 -.048 1 16 YAJ08A 1806 2004 199 8 0 .599 .44 3.05 .433 .918 .233 2.39 .318 -.008 2 17 YAJ08B 1812 1980 169 7 0 .655 .55 1.86 .289 .846 .198 2.96 .371 .002 2 18 YAJ09A 1855 2006 152 6 0 .579 .85 1.76 .392 .884 .181 2.57 .400 -.024 1 19 YAJ09B 1825 2006 182 7 0 .632 .66 1.55 .304 .861 .185 2.69 .484 .047 1 20 YAJ10A 1846 2006 161 7 0 .523 .57 2.33 .364 .928 .172 2.64 .330 -.015 1 21 YAJ10B 1857 2006 150 6 0 .656 .46 1.89 .277 .929 .153 2.51 .315 -.009 1 22 YAJ11A 1845 2006 162 7 0 .575 1.34 3.38 .647 .849 .191 2.85 .385 .018 1 23 YAJ12A 1849 2006 158 7 1 .418 .78 4.48 .722 .917 .201 2.61 .402 -.039 1 24 YAJ12B 1845 2006 162 7 0 .558 .67 1.62 .395 .932 .188 2.81 .481 .010 2 25 YAJ13A 1782 2006 225 9 0 .585 .45 1.24 .209 .861 .186 2.55 .356 -.009 1 26 YAJ13B 1749 2006 258 11 1 .507 .64 2.53 .352 .868 .211 2.49 .284 -.007 1 27 YAJ14A 1837 2006 170 7 0 .603 .86 1.77 .327 .891 .143 2.67 .381 -.053 1 28 YAJ14B 1911 2006 96 4 0 .507 .99 1.89 .365 .889 .142 2.81 .566 -.066 1 29 YAJ15A 1855 2006 152 6 0 .521 1.02 1.76 .260 .686 .154 2.59 .304 -.024 1 30 YAJ15B 1855 2006 152 6 0 .653 .90 1.48 .218 .693 .156 2.68 .475 -.014 1 31 YAJ16A 1837 2006 170 7 0 .588 .45 2.97 .346 .846 .167 2.61 .358 -.079 1 32 YAJ16B 1820 2006 187 8 0 .574 .50 1.38 .260 .934 .141 2.65 .402 -.004 1 33 YAJ18A 1871 2006 136 6 0 .588 .58 2.34 .350 .806 .198 2.80 .519 -.029 1 34 YAJ18B 1878 2006 129 5 0 .448 .49 .94 .184 .807 .176 2.76 .421 .082 1 35 YAJ19A 1877 2006 130 5 0 .636 .70 1.83 .375 .907 .186 2.58 .398 -.012 1 36 YAJ19B 1915 2006 92 4 0 .695 .40 .83 .125 .676 .204 2.68 .478 .033 1 37 YAJ21A 1846 2006 161 7 0 .607 .78 1.94 .396 .901 .179 2.62 .391 .026 1 38 YAJ21B 1822 2006 185 8 0 .623 .98 2.66 .561 .921 .186 2.62 .478 -.013 1 39 YAJ26A 1924 2006 83 4 3 .344 2.46 5.02 1.128 .866 .191 2.59 .421 .057 1 40 YAJ26B 1916 2006 91 4 0 .499 2.20 4.50 .999 .899 .157 2.51 .415 -.011 1 41 YAJ27A 1839 2006 168 7 0 .575 1.50 4.42 .746 .925 .160 2.73 .436 .047 1 42 YAJ27B 1852 2006 155 6 1 .493 1.41 5.57 .683 .725 .219 2.63 .372 .005 1 43 YAJ28A 1824 2006 183 8 0 .583 1.48 3.40 .646 .875 .178 2.50 .365 -.025 1 44 YAJ28B 1839 2006 168 7 0 .727 1.40 2.70 .496 .827 .167 2.63 .495 -.065 1 45 YAJ29A 1865 2006 142 6 0 .581 1.02 3.74 .546 .869 .187 2.63 .387 -.036 2 46 YAJ29B 1895 2006 112 5 0 .411 1.53 4.24 .856 .806 .246 2.90 .406 .014 2 47 YAJ30A 1826 2006 181 7 3 .478 1.45 3.99 .527 .798 .146 2.63 .370 -.033 2 48 YAJ30B 1855 2006 152 6 0 .504 1.38 2.64 .392 .701 .166 2.56 .344 -.014 1 --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- Total or mean: 7796 322 16 .557 .93 5.78 .438 .843 .188 2.96 .394 -.015