Pembu, Bhutan - bt010 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 : BT010.CRN Measurement file name : BT010.RWL Date checked : 01SEP11 Checked by : B. Bauer Beginning year : 1484 Ending year : 2005 Principal investigators: Edward R. Cook, Paul J. Krusic, and Dorji Dukpa Site name : Pembu Site location : Bhutan Species information : PCSN SIKKIM SPRUCE Latitude : 2715 Longitude : 08923 Elevation : M Series intercorrelation: 0.461 Avg mean sensitivity : 0.172 Avg standard deviation : 0.584 Avg autocorrelation : 0.890 Number dated series : 17 Segment length tested : 50 Number problem segments: 42 Pct problem segments : 17.00 PART 5: CORRELATION OF SERIES BY SEGMENTS: Pembu 16:43 Thu 01 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 1500 1525 1550 1575 1600 1625 1650 1675 1700 1725 1750 1775 1800 1825 1850 1875 1900 1925 1950 1975 1549 1574 1599 1624 1649 1674 1699 1724 1749 1774 1799 1824 1849 1874 1899 1924 1949 1974 1999 2024 --- -------- --------- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- 1 PEMPS16B 1606 2005 .57 .54 .47 .74 .64 .41 .36 .22B .17B .34 .68 .78 .64 .62 .65 .65 2 PEMPS18B 1729 2005 .49 .58 .46 .41 .47 .42 .56 .61 .52 .49 .47 3 PEMPS20A 1484 2005 .50 .53 .58 .61 .53 .55 .50 .42 .38B .48 .58 .58 .43 .42 .68 .70 .39 .38 .62 .60 4 PEMPS20B 1522 2005 .61 .64 .68 .61 .70 .64 .44 .65 .68 .53 .61 .52 .27A .27B .58 .65 .52 .53 .45 .31A 5 PEMPS19B 1697 2005 .39 .40 .23B .34 .52 .45 .45 .62 .64 .43 .28A .32A .40 6 PEMPS01B 1538 2005 .46 .59 .38 .35 .45 .39 .23B .21B .13B .30B .43 .37 .32A .36 .47 .54 .44 .52 .57 7 PEMPS07A 1690 2005 .08B .14B .40 .61 .61 .50 .46 .63 .71 .60 .50 .46 .50 8 PEMPS16A 1592 2005 .39 .48 .45 .44 .44 .34 .15B .43 .61 .64 .56 .48 .45 .41 .60 .62 .57 9 PEMPS02A 1778 2005 .60 .50 .32B .39 .58 .56 .49 .51 .58 10 PEMPS18A 1690 2005 .68 .66 .41 .63 .55 .44 .56 .61 .62 .66 .50 .27A .31A 11 PEMPS02B 1767 2005 .22B .30A .33 .42 .52 .69 .62 .49 .50 .56 12 PEMPS19A 1642 2005 .37 .34 .40 .42 .38 .35 .41 .55 .55 .56 .57 .55 .50 .52 .53 13 PEMPS17B 1559 1992 .48 .45 .50 .60 .42 .38 .59 .60 .44 .33 .32B .40 .65 .75 .48 .37 .12B 14 PEMPS01A 1592 2005 .32A .34 .37 .22B .20B .31A .50 .55 .50 .40 .27B .06B .25A .56 .56 .64 .64 15 PEMPS05B 1666 1969 .49 .15B .09B .46 .53 .48 .45 .35 .50 .61 .54 .27B 16 PEMPS09A 1565 1849 .53 .53 .75 .45 .15B .33A .25A .34 .49 .36 .21B 17 PEMPS09B 1599 1949 .50 .49 .39 .30A .32A .48 .45 .44 .51 .33 .30A .61 .50 .07B Av segment correlation .55 .54 .57 .47 .52 .48 .38 .39 .40 .40 .47 .47 .40 .40 .52 .59 .51 .47 .48 .52 PART 7: DESCRIPTIVE STATISTICS: Pembu 16:43 Thu 01 Sep 2011 Page 10 ----------------------------------------------------------------------------------------------------------------------------------- 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 PEMPS16B 1606 2005 400 16 2 .532 1.10 3.24 .577 .901 .174 2.71 .348 -.018 2 2 PEMPS18B 1729 2005 277 11 0 .484 1.54 3.13 .615 .899 .141 2.60 .321 -.041 1 3 PEMPS20A 1484 2005 522 20 1 .509 .83 2.55 .469 .919 .186 2.40 .207 -.013 1 4 PEMPS20B 1522 2005 484 20 3 .535 .90 3.34 .482 .867 .201 2.65 .324 -.023 1 5 PEMPS19B 1697 2005 309 13 3 .436 1.32 3.91 .660 .884 .165 2.74 .416 -.013 3 6 PEMPS01B 1538 2005 468 19 5 .395 .91 2.13 .257 .833 .117 2.79 .451 -.031 2 7 PEMPS07A 1690 2005 316 13 2 .472 1.25 5.25 .872 .881 .213 2.80 .366 .003 1 8 PEMPS16A 1592 2005 414 17 1 .470 1.23 4.77 .828 .923 .191 2.69 .326 .002 1 9 PEMPS02A 1778 2005 228 9 1 .508 2.30 4.86 .896 .827 .178 2.66 .404 -.053 1 10 PEMPS18A 1690 2005 316 13 2 .522 1.58 4.32 .714 .887 .147 2.89 .491 -.065 1 11 PEMPS02B 1767 2005 239 10 2 .493 1.80 3.75 .678 .891 .151 2.61 .309 -.016 1 12 PEMPS19A 1642 2005 364 15 0 .483 1.21 2.77 .554 .870 .172 2.58 .375 -.001 1 13 PEMPS17B 1559 1992 434 17 2 .418 .90 2.71 .559 .924 .171 2.58 .244 -.025 3 14 PEMPS01A 1592 2005 414 17 7 .399 1.00 2.38 .358 .858 .136 2.55 .303 -.026 1 15 PEMPS05B 1666 1969 304 12 3 .412 1.20 4.31 .881 .961 .161 2.65 .397 -.029 2 16 PEMPS09A 1565 1849 285 11 4 .381 .80 2.80 .419 .883 .199 2.77 .450 -.002 1 17 PEMPS09B 1599 1949 351 14 4 .394 .93 2.37 .522 .915 .218 2.47 .274 -.005 1 --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- Total or mean: 6125 247 42 .461 1.16 5.25 .584 .890 .172 2.89 .346 -.020