Dayan Nuur, Mongolia - mong020 Additional Site Information Gordon Jacoby, Rosanne D'Arrigo, Brendan Buckley, Nicole Davi Neil Pederson, and Baatarbileg Nachin 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 : MONG020.CRN Measurement file name : MONG020.RWL Date checked : 31OCT11 Checked by : B. Bauer Beginning year : 1537 Ending year : 2005 Principal investigators: G. Jacoby R. D'Arrigo B. Buckley N. Davi N. Pederson B. Nachin Site name : Dayan Nuur Site location : Mongolia Species information : LASI SIBERIAN LARCH Latitude : 4816 Longitude : 8852 Elevation : M Series intercorrelation: 0.646 Avg mean sensitivity : 0.288 Avg standard deviation : 0.304 Avg autocorrelation : 0.698 Number dated series : 18 Segment length tested : 50 Number problem segments: 1 Pct problem segments : 0.44 PART 5: CORRELATION OF SERIES BY SEGMENTS: Dayan Nuur 15:34 Mon 31 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 1575 1600 1625 1650 1675 1700 1725 1750 1775 1800 1825 1850 1875 1900 1925 1950 1975 1624 1649 1674 1699 1724 1749 1774 1799 1824 1849 1874 1899 1924 1949 1974 1999 2024 --- -------- --------- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- 1 DN-1SE 1771 2005 .76 .79 .80 .68 .66 .86 .75 .68 .83 .83 2 DN-01s 1693 2005 .81 .67 .73 .72 .78 .79 .63 .60 .76 .75 .69 .71 .70 3 DN-04n 1786 2005 .70 .59 .64 .66 .62 .57 .55 .63 .65 4 DN-05n 1585 2005 .76 .79 .82 .84 .73 .60 .72 .81 .88 .83 .68 .59 .78 .78 .75 .84 .85 5 DN-05w 1537 2005 .73 .81 .84 .82 .73 .57 .69 .77 .79 .76 .73 .72 .78 .75 .68 .79 .85 6 DN-07e 1745 2005 .64 .68 .72 .60 .42 .46 .70 .76 .72 .79 .70 7 DN-07w 1679 2005 .81 .60 .66 .80 .86 .81 .74 .68 .64 .59 .65 .75 .75 8 DN-08e 1577 2005 .71 .75 .73 .81 .86 .69 .78 .83 .86 .80 .79 .75 .74 .71 .65 .81 .78 9 DN-08n 1709 2005 .66 .71 .68 .67 .71 .76 .68 .75 .78 .77 .71 .63 10 DN-09n 1761 2005 .74 .79 .47 .23B .41 .74 .64 .55 .43 .42 11 DN-12a 1764 2005 .68 .76 .71 .68 .64 .68 .64 .57 .63 .63 12 DN-12B 1727 2005 .66 .63 .68 .64 .66 .71 .76 .67 .58 .63 .55 13 DN-13n 1710 2005 .70 .76 .62 .57 .65 .59 .55 .75 .61 .44 .63 .66 14 DN-13s 1714 2005 .67 .68 .74 .81 .72 .58 .61 .78 .75 .63 .62 .65 15 DN-14e 1649 2005 .59 .59 .75 .72 .74 .65 .50 .46 .46 .51 .76 .66 .53 .58 .58 16 DN-14w 1664 2005 .74 .86 .69 .57 .64 .67 .44 .57 .69 .82 .76 .69 .73 .73 17 DN-15n 1678 2005 .71 .50 .61 .84 .66 .63 .79 .75 .78 .64 .67 .82 .70 18 DN-16w 1700 2005 .56 .69 .67 .64 .62 .55 .50 .73 .69 .68 .79 .78 Av segment correlation .73 .78 .74 .76 .78 .64 .69 .72 .73 .67 .62 .62 .74 .69 .64 .71 .69 PART 7: DESCRIPTIVE STATISTICS: Dayan Nuur 15:34 Mon 31 Oct 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 DN-1SE 1771 2005 235 10 0 .763 .67 2.38 .432 .817 .319 2.62 .371 .035 1 2 DN-01s 1693 2005 313 13 0 .687 .39 1.69 .203 .676 .317 2.53 .340 -.052 2 3 DN-04n 1786 2005 220 9 0 .619 1.18 4.80 .782 .846 .276 2.71 .404 .014 1 4 DN-05n 1585 2005 421 17 0 .661 .58 2.06 .268 .717 .269 2.30 .186 -.012 2 5 DN-05w 1537 2005 469 17 0 .680 .49 1.44 .189 .597 .292 2.37 .220 .004 3 6 DN-07e 1745 2005 261 11 0 .630 .55 1.27 .187 .639 .241 2.47 .296 .028 1 7 DN-07w 1679 2005 327 13 0 .655 .89 2.77 .402 .771 .237 2.32 .241 .019 1 8 DN-08e 1577 2005 429 17 0 .744 .59 1.49 .206 .546 .282 2.59 .401 -.003 1 9 DN-08n 1709 2005 297 12 0 .680 .56 1.38 .255 .712 .308 2.60 .384 .016 1 10 DN-09n 1761 2005 245 10 1 .510 .51 1.59 .280 .816 .308 2.57 .366 -.002 1 11 DN-12a 1764 2005 242 10 0 .640 .87 1.69 .276 .639 .229 2.50 .363 .022 1 12 DN-12B 1727 2005 279 11 0 .641 .89 1.59 .351 .791 .223 2.56 .306 .023 2 13 DN-13n 1710 2005 296 12 0 .536 .82 2.63 .428 .819 .250 2.36 .226 -.028 1 14 DN-13s 1714 2005 292 12 0 .654 .46 1.27 .209 .695 .293 2.54 .342 -.010 1 15 DN-14e 1649 2005 357 15 0 .573 .69 2.76 .456 .747 .388 2.63 .305 -.056 1 16 DN-14w 1664 2005 342 14 0 .666 .45 1.22 .211 .620 .340 2.69 .423 -.003 1 17 DN-15n 1678 2005 328 13 0 .637 .71 1.52 .244 .581 .280 2.56 .314 -.008 1 18 DN-16w 1700 2005 306 12 0 .593 .73 1.61 .335 .737 .295 2.50 .301 .013 1 --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- Total or mean: 5659 228 1 .646 .65 4.80 .304 .698 .288 2.71 .315 -.002