TGL Phou Khao Khouay NBCA, Laos - ls002 Additional Site Information Brendan Buckley 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 : LS002.CRN Measurement file name : LS002.RWL Date checked : 23SEP11 Checked by : B. Bauer Beginning year : 1785 Ending year : 2005 Principal investigators: Brendan Buckley Site name : TGL Phou Khao Khouay NBCA Site location : Laos Species information : PIMK MERKUS PINE Latitude : 1820 Longitude : 10308 Elevation : M Series intercorrelation: 0.509 Avg mean sensitivity : 0.265 Avg standard deviation : 1.103 Avg autocorrelation : 0.764 Number dated series : 22 Segment length tested : 50 Number problem segments: 12 Pct problem segments : 8.96 PART 5: CORRELATION OF SERIES BY SEGMENTS: TGL Phou Khao Khouay NBCA 15:53 Fri 23 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 TGLPM01A 1857 2005 .44 .65 .51 .59 .65 .65 2 TGLPM01B 1811 2005 .49 .53 .53 .53 .56 .71 .78 .78 3 TGLPM02A 1805 2005 .56 .52 .60 .46 .53 .65 .59 .56 4 TGLPM02B 1818 2005 .54 .54 .54 .36 .60 .64 .47 .51 5 TGLPM03A 1858 2005 .56 .54 .37 .46 .62 .63 6 TGLPM03B 1850 2005 .49 .59 .50 .48 .68 .72 7 TGLPM04A 1842 2005 .52 .47 .51 .48 .63 .62 .62 8 TGLPM04B 1840 2005 .57 .56 .53 .49 .60 .73 .71 9 TGLPM05A 1880 2005 .16B .40 .57 .49 .45 10 TGLPM05B 1857 2005 .40 .36 .46 .47 .31A .25A 11 TGLPM06A 1855 2005 .49 .39 .52 .67 .68 .64 12 TGLPM06B 1858 2005 .41 .30A .40 .47 .57 .56 13 TGLPM07A 1864 2005 .39 .37 .45 .55 .72 .70 14 TGLPM07B 1866 2005 .34 .47 .53 .59 .55 .55 15 TGLPM08A 1907 2005 .63 .71 .53 .52 16 TGLPM08B 1899 2005 .57 .55 .47 .42B .48 17 TGLPM09A 1903 2005 .73 .65 .51 .50 18 TGLPM09B 1887 2005 .30A .61 .68 .56 .53 19 TGLPM10A 1889 2005 .42 .48 .45 .59 .57 20 TGLPM10B 1887 2005 .28B .67 .72 .56 .50 21 TGLPM11A 1785 2005 .47 .27B .38 .37 .65 .56 .37 .38 22 TGLPM11B 1805 1999 .54 .12B .32A .55 .43 .28B .12B Av segment correlation .52 .44 .46 .43 .53 .57 .55 .56 PART 7: DESCRIPTIVE STATISTICS: TGL Phou Khao Khouay NBCA 15:53 Fri 23 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 TGLPM01A 1857 2005 149 6 0 .538 2.36 4.92 .813 .439 .271 2.73 .467 .004 3 2 TGLPM01B 1811 2005 195 8 0 .608 1.45 3.91 .615 .688 .218 2.63 .403 -.018 2 3 TGLPM02A 1805 2005 201 8 0 .548 .97 3.16 .531 .793 .275 2.58 .458 -.045 1 4 TGLPM02B 1818 2005 188 8 0 .519 1.07 2.33 .352 .559 .255 2.44 .307 .015 1 5 TGLPM03A 1858 2005 148 6 0 .518 2.12 6.86 1.377 .858 .230 2.44 .312 -.014 1 6 TGLPM03B 1850 2005 156 6 0 .557 2.56 7.07 1.419 .685 .291 2.90 .436 -.044 1 7 TGLPM04A 1842 2005 164 7 0 .551 1.84 5.49 1.330 .832 .306 2.59 .416 -.044 2 8 TGLPM04B 1840 2005 166 7 0 .606 2.24 6.59 1.275 .759 .306 2.71 .422 -.063 1 9 TGLPM05A 1880 2005 126 5 1 .358 1.56 5.37 1.067 .920 .198 2.60 .422 .009 1 10 TGLPM05B 1857 2005 149 6 2 .376 1.78 6.57 1.315 .904 .256 2.56 .354 .013 2 11 TGLPM06A 1855 2005 151 6 0 .556 2.02 6.04 1.252 .816 .291 2.54 .439 -.046 1 12 TGLPM06B 1858 2005 148 6 1 .467 2.01 7.22 1.191 .750 .301 2.65 .356 -.031 1 13 TGLPM07A 1864 2005 142 6 0 .526 1.56 5.35 .944 .778 .307 2.72 .447 -.019 1 14 TGLPM07B 1866 2005 140 6 0 .494 2.01 8.24 1.585 .886 .256 2.78 .465 -.056 1 15 TGLPM08A 1907 2005 99 4 0 .574 2.12 6.99 1.190 .814 .218 2.61 .453 -.073 1 16 TGLPM08B 1899 2005 107 5 1 .482 2.69 7.11 1.502 .752 .233 2.50 .316 .061 1 17 TGLPM09A 1903 2005 103 4 0 .614 2.24 5.93 1.343 .778 .283 2.52 .380 -.024 1 18 TGLPM09B 1887 2005 119 5 1 .519 1.95 4.84 .905 .697 .262 2.65 .411 .023 1 19 TGLPM10A 1889 2005 117 5 0 .506 2.61 7.28 1.741 .771 .295 2.77 .490 -.005 1 20 TGLPM10B 1887 2005 119 5 1 .497 1.74 10.75 1.329 .661 .211 2.93 .362 -.039 1 21 TGLPM11A 1785 2005 221 8 1 .459 1.52 7.07 1.121 .831 .261 2.66 .419 .001 1 22 TGLPM11B 1805 1999 195 7 4 .353 1.29 4.78 .960 .851 .278 2.66 .425 -.024 1 --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- Total or mean: 3303 134 12 .509 1.83 10.75 1.103 .764 .265 2.93 .408 -.020