Chronology file name : MEX122.CRN Measurement file name : MEX122.RWL Date checked : 16JAN25 Checked by : NOAA-Paleoclimatology Beginning year : 1970 Ending year : 2007 Principal investigators: Brienen Site name : Nizanda Site location : Mexico Species information : MIAC MIMOSA ACANTHOLOB Latitude : 0M 16 Longitude : 39 -94 Elevation : a289. Series intercorrelation: 0.688 Avg mean sensitivity : 0.583 Avg standard deviation : 0.367 Avg autocorrelation : 0.286 Number dated series : 28 Segment length tested : 50 Number problem segments: 4 Pct problem segments : 14.29 PART 5: CORRELATION OF SERIES BY SEGMENTS: MEX122 21:56 Thu 16 Jan 2025 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 1950 1975 1999 2024 --- -------- --------- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- 1 ma200 1970 2007 .62 2 ma201 1970 2007 .52 3 ma203 1980 2007 .75 4 ma133 1970 2007 .64 5 ma131 1981 2007 .81 6 ma137 1975 2007 .78 7 ma140 1987 2007 .76 8 ma141 1989 2007 .89 9 ma101 1992 2007 .62 10 ma102 1993 2007 .90 11 ma103 1990 2007 .84 12 ma104 1988 2007 .82 13 ma107 1991 2007 .87 14 ma108 1991 2007 .96 15 ma109 1988 2007 .81 16 ma123 1987 2007 .68 17 ma124 1985 2007 .69 18 ma125 1987 2007 .71 19 ma126 1986 2007 .70 20 map28b 1996 2006 .68 21 map28a 1996 2006 .40B 22 map18b 1991 2006 .68 23 map18a 1986 2006 .82 24 map10b 1995 2006 .12B 25 ma22e 1989 2006 .42 26 ma22b 1989 2006 .40B 27 ma22a 1995 2006 .65 28 ma10d 1997 2006 .40B Av segment correlation .59 .69 PART 7: DESCRIPTIVE STATISTICS: MEX122 21:56 Thu 16 Jan 2025 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 ma200 1970 2007 38 1 0 .621 .37 1.03 .218 .319 .539 2.69 .720 -.036 1 2 ma201 1970 2007 38 1 0 .515 .40 1.27 .339 .129 .746 2.87 .754 -.037 1 3 ma203 1980 2007 28 1 0 .748 .42 1.01 .258 .273 .596 2.89 .869 -.066 1 4 ma133 1970 2007 38 1 0 .640 .41 .89 .240 .185 .579 2.78 .705 .142 1 5 ma131 1981 2007 27 1 0 .810 .49 1.14 .303 .250 .630 2.79 .790 -.103 1 6 ma137 1975 2007 33 1 0 .781 .31 .80 .194 .440 .480 2.92 .879 -.051 1 7 ma140 1987 2007 21 1 0 .759 .40 .94 .205 .293 .537 2.78 .710 .050 2 8 ma141 1989 2007 19 1 0 .891 .68 1.70 .466 .394 .583 2.90 .763 .065 1 9 ma101 1992 2007 16 1 0 .622 .80 2.07 .589 .628 .577 2.87 .838 -.023 1 10 ma102 1993 2007 15 1 0 .903 .86 1.92 .540 .318 .622 2.53 .665 -.025 1 11 ma103 1990 2007 18 1 0 .838 .64 1.36 .390 .447 .470 2.86 .780 -.116 1 12 ma104 1988 2007 20 1 0 .822 .57 1.11 .322 .175 .570 2.66 .815 -.137 1 13 ma107 1991 2007 17 1 0 .875 .68 2.24 .536 .332 .612 2.96 .765 .122 1 14 ma108 1991 2007 17 1 0 .962 .53 1.48 .359 .225 .589 2.99 .917 -.053 1 15 ma109 1988 2007 20 1 0 .811 .53 1.21 .357 .429 .482 2.78 .775 -.179 1 16 ma123 1987 2007 21 1 0 .677 .53 1.22 .268 .241 .435 2.64 .564 .001 1 17 ma124 1985 2007 23 1 0 .688 .51 1.40 .334 .095 .714 2.69 .663 .007 2 18 ma125 1987 2007 21 1 0 .709 .54 1.12 .325 -.108 .786 2.64 .615 -.134 2 19 ma126 1986 2007 22 1 0 .698 .56 1.41 .389 .255 .705 2.81 .943 -.087 1 20 map28b 1996 2006 11 1 0 .677 1.12 1.89 .509 .370 .430 2.74 .919 .113 2 21 map28a 1996 2006 11 1 1 .405 .89 2.28 .677 .515 .508 2.76 1.070 -.331 2 22 map18b 1991 2006 16 1 0 .678 .86 1.50 .390 -.234 .606 2.47 .754 .025 2 23 map18a 1986 2006 21 1 0 .821 .54 1.06 .324 .228 .679 2.63 .939 -.181 1 24 map10b 1995 2006 12 1 1 .123 1.13 2.26 .711 .548 .514 2.83 .715 -.129 3 25 ma22e 1989 2006 18 1 0 .419 .84 1.95 .385 .310 .382 2.99 .759 .126 1 26 ma22b 1989 2006 18 1 1 .400 .74 1.73 .580 .669 .490 2.91 .738 .047 1 27 ma22a 1995 2006 12 1 0 .650 1.18 2.17 .674 .186 .612 2.43 .732 -.209 3 28 ma10d 1997 2006 10 1 1 .405 .74 1.75 .583 .736 .626 3.02 1.075 .155 1 --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- Total or mean: 581 28 4 .688 .58 2.28 .367 .286 .583 3.02 .782 -.033