Indigirka, Yakutia/Sacca Republic, Russia - RUSS184 Additional Site Information M.K.Hughes, E.A.Vaganov, S.Shiyatov, R.Touchan, G.Funkhouser. Purpose of Collection: Climatology - temperature reconstruction. Detrend method: Negative exponontial or linear regression with negative or 0 slope. Cores are stored at the Laboratory of Tree-Ring Research, University of Arizona. Reference: Hughes, M.K., E.A.Vaganov, S.Shiyatov, R.Touchan and G.Funkhouser. 1999. Twentieth-century summer warmth in northern Yakutia in a 600-year context. The Holocene, 9, 629-634. COFECHA output: Chronology file name : RUSS184.CRN Measurement file name : RUSS184.RWL Date checked : 30MAR05 Checked by : H. ADAMS AND J. LUKAS Beginning year : 1554 Ending year : 1994 Principal investigators: M.K.Hughes, E.A.Vaganov, S.Shiyatov, R.Touchan, G.Funkhouser Site name : Indigirka Site location : Russia Species information : LAGM DAHURIAN LARCH Latitude : 7032 Longitude : 14809 Elevation : 80M Series intercorrelation: 0.787 Avg mean sensitivity : 0.398 Avg standard deviation : 0.171 Avg autocorrelation : 0.608 Number dated series : 8 Segment length tested : 50 Number problem segments: 0 Pct problem segments : 0.00 PART 5: CORRELATION OF SERIES BY SEGMENTS: russ184.rwl 09:56 Wed 30 Mar 2005 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 1550 1575 1600 1625 1650 1675 1700 1725 1750 1775 1800 1825 1850 1875 1900 1925 1950 1599 1624 1649 1674 1699 1724 1749 1774 1799 1824 1849 1874 1899 1924 1949 1974 1999 --- -------- --------- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- 1 IND03A 1554 1994 .88 .81 .82 .84 .84 .75 .66 .72 .70 .81 .90 .85 .73 .75 .75 .77 .70 2 IND03B 1556 1945 .88 .81 .82 .84 .79 .67 .66 .83 .83 .85 .86 .83 .82 .80 .74 3 IND41A 1756 1994 .62 .72 .78 .81 .88 .84 .71 .73 .80 4 IND47 1870 1990 .86 .85 .76 .69 .76 5 IND54 1840 1994 .75 .78 .86 .84 .82 .67 6 IND57A 1740 1994 .73 .84 .86 .87 .83 .82 .84 .81 .84 .82 7 IND57B 1740 1980 .76 .78 .81 .87 .87 .81 .80 .78 .83 .82 8 IND59 1765 1989 .74 .77 .84 .86 .82 .80 .77 .77 .76 Av segment correlation .88 .81 .82 .84 .82 .71 .66 .76 .75 .81 .85 .83 .81 .82 .77 .78 .76 PART 7: DESCRIPTIVE STATISTICS: russ184.rwl 09:56 Wed 30 Mar 2005 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 IND03A 1554 1994 441 17 0 .758 .25 1.05 .133 .543 .417 2.60 .377 -.009 2 2 IND03B 1556 1945 390 15 0 .803 .25 1.59 .174 .679 .435 2.57 .396 .011 1 3 IND41A 1756 1994 239 9 0 .755 .30 1.08 .144 .393 .454 2.86 .502 -.014 1 4 IND47 1870 1990 121 5 0 .803 .46 1.17 .230 .595 .351 2.64 .536 .030 1 5 IND54 1840 1994 155 6 0 .744 .30 .78 .140 .515 .383 2.51 .361 .012 1 6 IND57A 1740 1994 255 10 0 .827 .32 1.01 .175 .715 .333 2.53 .351 .015 2 7 IND57B 1740 1980 241 10 0 .804 .39 1.20 .238 .697 .374 2.64 .452 .009 1 8 IND59 1765 1989 225 9 0 .809 .31 .95 .180 .700 .376 2.61 .391 -.014 2 --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- Total or mean: 2067 81 0 .787 .30 1.59 .171 .608 .398 2.86 .410 .003