Rio Azul, Guatemala - GTM001 Additional Site Information David Stahle Chronology file name : GTM001.CRN Measurement file name : GTM001.RWL Date checked : 11MAR22 Checked by : NOAA Paleoclimatology Beginning year : 1800 Ending year : 2009 Principal investigators: David Stahle Site name : Rio Azul Site location : Guatemala Species information : TAMU MONTEZUMA CYPRESS Latitude : 1546 Longitude : -9151 Elevation : 700M Series intercorrelation: 0.374 Avg mean sensitivity : 0.333 Avg standard deviation : 0.961 Avg autocorrelation : 0.645 Number dated series : 12 Segment length tested : 50 Number problem segments: 20 Pct problem segments : 37.74 PART 5: CORRELATION OF SERIES BY SEGMENTS: gtm001 14:52 Fri 11 Mar 2022 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 1825 1850 1875 1900 1925 1950 1975 1874 1899 1924 1949 1974 1999 2024 --- -------- --------- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- 1 AZU05A 1900 2009 .19B .42 .31A .31A 2 AZU08A 1850 2009 .42 .45 .36 .27B .24B .25A 3 AZU08B 1850 2009 .25A .35B .33 .07B .18B .18B 4 AZU11A 1900 2009 .32A .25B .24B .34 5 AZU12A 1925 2009 .33 .66 .62 6 AZU14A 1875 2009 .38 .51 .39 .45 .40 7 AZU14B 1875 2009 .55 .61 .44 .31A .33 8 AZU15A 1825 1899 .58 .56 9 AZU15B 1800 2009 .32B .53 .65 .66 .51 .22B .22B 10 AZU15C 1825 1949 .48 .56 .38 .30A 11 AZU17D 1925 2009 .39 .51 .44 12 AZU25A 1900 2009 .29B .50 .58 .41 Av segment correlation .46 .47 .46 .40 .36 .37 .35 PART 7: DESCRIPTIVE STATISTICS: gtm001 14:52 Fri 11 Mar 2022 Page 6 ------------------------------------------------------------------------------------------------------------------------------------ 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 AZU05A 1900 2009 110 4 3 .281 1.88 8.77 1.500 .765 .304 2.77 .403 -.120 2 2 AZU08A 1850 2009 160 6 3 .336 2.05 6.31 1.153 .700 .315 2.86 .544 -.031 1 3 AZU08B 1850 2009 160 6 5 .251 1.78 6.08 1.075 .783 .299 2.66 .437 .044 5 4 AZU11A 1900 2009 110 4 3 .303 1.93 5.04 1.028 .574 .392 2.82 .478 -.048 1 5 AZU12A 1925 2009 85 3 0 .409 3.45 9.75 2.035 .459 .427 2.93 .575 .115 1 6 AZU14A 1875 2009 135 5 0 .390 1.39 7.03 .749 .636 .260 2.85 .360 -.032 2 7 AZU14B 1875 2009 135 5 1 .439 1.93 6.27 1.189 .727 .318 2.58 .389 -.089 1 8 AZU15A 1825 1899 75 2 0 .581 .92 1.92 .393 .675 .286 2.43 .361 -.014 1 9 AZU15B 1800 2009 210 7 3 .412 1.35 7.41 .777 .575 .307 2.86 .461 -.033 1 10 AZU15C 1825 1949 125 4 1 .404 1.05 3.08 .527 .627 .330 2.74 .388 -.009 1 11 AZU17D 1925 2009 85 3 0 .392 .85 2.40 .466 .421 .514 2.71 .495 .058 1 12 AZU25A 1900 2009 110 4 1 .395 1.07 4.26 .669 .680 .362 2.59 .329 -.073 2 --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- Total or mean: 1500 53 20 .374 1.63 9.75 .961 .645 .333 2.93 .436 -.023