Qiaxi, China - chin012 Additional Site Information Paul Krusic, Jinbao Li, Jianfeng Peng, Keyan Fang, and 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 : CHIN012.CRN Measurement file name : CHIN012.RWL Date checked : 27OCT11 Checked by : B. Bauer Beginning year : 1721 Ending year : 2004 Principal investigators: Paul Krusic Jinbao Li Jianfeng Peng Keyan Fang Edward Cook Site name : Qiaxi Site location : China Species information : PCSH SHRENK'S SPRUCE Latitude : 4305 Longitude : 8241 Elevation : 1710M Series intercorrelation: 0.558 Avg mean sensitivity : 0.176 Avg standard deviation : 0.939 Avg autocorrelation : 0.884 Number dated series : 42 Segment length tested : 50 Number problem segments: 20 Pct problem segments : 5.76 PART 5: CORRELATION OF SERIES BY SEGMENTS: Qiaxi 15:32 Thu 27 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 QIA01A 1877 2004 .61 .55 .54 .51 .47 2 QIA01B 1797 2004 .52 .56 .59 .66 .82 .70 .50 .55 .54 3 QIA02A 1757 2004 .49 .64 .71 .72 .69 .69 .56 .54 .70 .71 4 QIA02B 1737 2004 .23B .40 .53 .66 .77 .77 .66 .56 .49 .62 .71 5 QIA03A 1818 2004 .48 .49 .36 .38 .28A .26B .41 .41 6 QIA03B 1809 2004 .33 .36 .34 .39 .38 .39 .44 .46 7 QIA04A 1845 2004 .65 .64 .59 .45 .68 .71 .70 8 QIA04B 1797 2004 .71 .72 .79 .70 .71 .69 .77 .76 .71 9 QIA05A 1829 2004 .49 .63 .70 .71 .73 .71 .69 10 QIA05B 1869 2004 .77 .73 .69 .68 .58 .60 11 QIA06A 1746 2004 .55 .50 .69 .75 .65 .64 .81 .80 .65 .61 .65 12 QIA06B 1764 2004 .26A .22A .54 .75 .75 .79 .56 .15B .21A .19A 13 QIA07A 1785 2004 .41 .48 .49 .55 .73 .68 .56 .48 .48 14 QIA07B 1785 2004 .48 .44 .58 .67 .67 .65 .60 .56 .57 15 QIA08A 1827 2004 .68 .64 .75 .52 .44 .65 .63 16 QIA08B 1833 2004 .61 .76 .78 .60 .43 .53 .50 17 QIA09A 1810 2004 .76 .74 .67 .71 .67 .57 .60 .58 18 QIA09B 1818 2004 .59 .61 .70 .78 .79 .75 .67 .64 19 QIA10A 1758 2004 .62 .60 .78 .41 .42 .74 .55 .45 .58 .57 20 QIA10B 1737 2004 .73 .71 .58 .63 .57 .57 .72 .56 .47 .64 .62 21 QIA11A 1891 2004 .42 .22B .27A .64 .61 22 QIA11B 1898 2004 .52 .53 .52 .58 .63 23 QIA12A 1837 2004 .36 .46 .68 .65 .68 .65 .61 24 QIA12B 1802 1999 .31A .35 .48 .67 .68 .73 .72 25 QIA13A 1754 2004 .45 .49 .55 .46 .45 .41 .33 .50 .67 .67 26 QIA13B 1760 2004 .51 .50 .57 .56 .64 .41B .19B .28A .59 .59 27 QIA14A 1884 2004 .52 .51 .59 .50 .52 28 QIA14B 1891 2004 .20B .30A .55 .53 .56 29 QIA15A 1730 2004 .69 .40 .32A .39 .70 .64 .61 .60 .64 .75 .74 30 QIA15B 1721 2004 .63 .59 .51 .59 .79 .74 .54 .43 .55 .72 .76 31 QIA16A 1738 2004 .52 .46 .44 .47 .53 .63 .79 .67 .51 .45 .43 32 QIA16B 1759 2004 .74 .76 .54 .57 .69 .63 .49 .42 .54 .55 33 QIA17A 1892 2004 .57 .59 .63 .58 .58 34 QIA17B 1873 2004 .62 .61 .51 .52 .41 .41 35 QIA18A 1826 2004 .64 .61 .68 .47 .48 .45 .44 36 QIA18B 1777 2004 .71 .69 .66 .66 .65 .59 .56 .61 .67 37 QIA19A 1735 2004 .75 .74 .59 .48 .65 .54 .54 .66 .69 .62 .54 38 QIA19B 1750 2004 .78 .67 .60 .57 .42 .63 .73 .66 .60 .59 39 QIA20A 1817 2004 .56 .59 .70 .62 .48 .41 .51 .50 40 QIA20B 1727 2004 .43 .48 .52 .54 .55 .48 .47 .52 .51 .53 .57 41 QIA26A 1854 2004 .34B .52 .56 .53 .25A .24A 42 QIA28A 1822 1995 .69 .71 .78 .59 .51 .53 .54 Av segment correlation .57 .54 .54 .57 .60 .61 .62 .55 .53 .57 .57 PART 7: DESCRIPTIVE STATISTICS: Qiaxi 15:32 Thu 27 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 QIA01A 1877 2004 128 5 0 .551 1.68 2.97 .603 .762 .197 2.51 .405 -.009 3 2 QIA01B 1797 2004 208 9 0 .588 2.00 5.38 1.105 .905 .186 2.66 .366 -.003 2 3 QIA02A 1757 2004 248 10 0 .615 1.45 6.83 .786 .806 .232 2.65 .482 -.029 2 4 QIA02B 1737 2004 268 11 1 .523 1.59 4.39 .735 .798 .225 2.61 .474 -.032 2 5 QIA03A 1818 2004 187 8 2 .403 1.63 11.91 1.790 .945 .168 2.65 .505 .060 1 6 QIA03B 1809 2004 196 8 0 .384 1.59 8.61 1.900 .984 .182 2.57 .377 -.010 1 7 QIA04A 1845 2004 160 7 0 .597 1.16 6.84 1.045 .857 .257 2.56 .320 -.040 2 8 QIA04B 1797 2004 208 9 0 .706 1.84 4.50 .904 .825 .230 2.67 .371 -.015 2 9 QIA05A 1829 2004 176 7 0 .635 2.17 4.94 1.102 .871 .225 2.50 .358 .014 3 10 QIA05B 1869 2004 136 6 0 .671 2.35 5.90 1.375 .905 .245 2.51 .388 -.051 2 11 QIA06A 1746 2004 259 11 0 .647 1.74 4.68 .740 .903 .152 2.60 .323 -.004 2 12 QIA06B 1764 2004 241 10 5 .455 1.73 4.35 .701 .839 .179 2.62 .400 -.011 3 13 QIA07A 1785 2004 220 9 0 .516 1.43 3.71 .772 .912 .180 2.46 .317 -.023 2 14 QIA07B 1785 2004 220 9 0 .552 1.16 3.16 .590 .884 .197 2.44 .277 .022 3 15 QIA08A 1827 2004 178 7 0 .637 2.20 4.52 .754 .858 .131 2.45 .359 .001 2 16 QIA08B 1833 2004 172 7 0 .613 2.39 3.60 .565 .756 .123 2.53 .365 -.012 2 17 QIA09A 1810 2004 195 8 0 .690 2.09 8.17 1.471 .950 .175 2.49 .359 .004 2 18 QIA09B 1818 2004 187 8 0 .680 2.36 5.59 1.152 .902 .172 2.63 .498 .023 3 19 QIA10A 1758 2004 247 10 0 .546 1.85 3.82 .686 .915 .125 2.46 .340 -.007 2 20 QIA10B 1737 2004 268 11 0 .610 1.64 4.20 .957 .956 .138 2.84 .485 .011 1 21 QIA11A 1891 2004 114 5 2 .414 3.79 9.18 2.007 .942 .143 2.71 .365 -.056 2 22 QIA11B 1898 2004 107 5 0 .557 3.77 7.46 1.707 .881 .150 2.70 .410 .032 1 23 QIA12A 1837 2004 168 7 0 .509 2.15 5.02 1.041 .911 .183 2.59 .459 .037 2 24 QIA12B 1802 1999 198 7 1 .526 2.09 4.85 1.080 .906 .199 2.36 .260 -.030 3 25 QIA13A 1754 2004 251 10 0 .487 1.79 4.67 .755 .878 .150 2.53 .375 .001 1 26 QIA13B 1760 2004 245 10 3 .476 1.68 4.15 .745 .888 .151 2.67 .398 .023 1 27 QIA14A 1884 2004 121 5 0 .542 2.04 4.40 .902 .903 .144 2.62 .395 -.048 3 28 QIA14B 1891 2004 114 5 2 .427 3.10 5.53 .787 .643 .175 2.82 .445 -.028 3 29 QIA15A 1730 2004 275 11 1 .559 1.14 7.32 1.198 .973 .241 2.58 .374 -.028 2 30 QIA15B 1721 2004 284 11 0 .614 1.15 7.05 1.363 .973 .218 2.53 .394 -.044 2 31 QIA16A 1738 2004 267 11 0 .495 1.66 6.47 1.098 .972 .120 2.58 .350 .013 3 32 QIA16B 1759 2004 246 10 0 .598 1.76 4.68 .808 .911 .151 2.58 .334 -.018 2 33 QIA17A 1892 2004 113 5 0 .578 2.29 4.85 1.114 .888 .174 2.58 .463 .017 2 34 QIA17B 1873 2004 132 6 0 .475 2.07 5.44 1.164 .912 .176 2.59 .356 .033 2 35 QIA18A 1826 2004 179 7 0 .535 1.38 3.13 .581 .800 .208 2.56 .377 -.053 1 36 QIA18B 1777 2004 228 9 0 .644 1.72 2.79 .432 .734 .144 2.72 .468 .024 2 37 QIA19A 1735 2004 270 11 0 .601 1.52 3.90 .730 .916 .159 2.63 .312 -.007 4 38 QIA19B 1750 2004 255 10 0 .624 1.66 4.01 .670 .827 .193 2.54 .308 -.019 2 39 QIA20A 1817 2004 188 8 0 .533 .99 2.42 .414 .889 .152 2.68 .454 -.018 1 40 QIA20B 1727 2004 278 11 0 .504 1.47 4.45 .792 .937 .166 2.58 .350 -.035 2 41 QIA26A 1854 2004 151 6 3 .365 2.82 4.40 .664 .861 .102 2.39 .292 -.054 1 42 QIA28A 1822 1995 174 7 0 .613 2.46 5.39 .906 .823 .167 2.77 .415 -.004 2 --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- Total or mean: 8460 347 20 .558 1.81 11.91 .939 .884 .176 2.84 .382 -.009