Chronology file name : CO695.CRN
Measurement file name : CO695.RWL
Date checked : 11FEB25
Checked by : Paleoclimatology Team
Beginning year : 1690
Ending year : 2007
Principal investigators: Smith Veblen
Site name : Deer Ridge Recollection
Site location : Colorado
Species information : PIPO PONDEROSA PINE
Latitude : M -10
Longitude : 534402
Elevation : 2580
Series intercorrelation: 0.729
Avg mean sensitivity : 0.345
Avg standard deviation : 0.057
Avg autocorrelation : 0.641
Number dated series : 45
Segment length tested : 50
Number problem segments: 5
Pct problem segments : 1.88
PART 5: CORRELATION OF SERIES BY SEGMENTS: CO695 15:43 Tue 11 Feb 2025 Page 5
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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 1675 1700 1725 1750 1775 1800 1825 1850 1875 1900 1925 1950 1975
1724 1749 1774 1799 1824 1849 1874 1899 1924 1949 1974 1999 2024
--- -------- --------- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ----
1 4 1780 1996 .89 .91 .80 .77 .88 .91 .88 .88
2 6 1890 1996 .80 .80 .72 .81
3 21 1841 1995 .78 .79 .82 .83 .79 .71
4 29 1846 1996 .82 .84 .84 .82 .77 .74
5 13 1836 1996 .72 .71 .81 .86 .83 .77
6 16 1855 1995 .83 .88 .87 .76 .64
7 3 1800 1996 .73 .79 .77 .79 .79 .76 .68
8 1 1880 1996 .75 .75 .68 .68
9 26 1837 1996 .85 .88 .90 .90 .87 .90
10 15 1866 1996 .80 .88 .89 .83 .79
11 12 1868 1996 .76 .81 .71 .49 .53
12 7 1910 1996 .38 .78 .72
13 32 1896 1996 .85 .85 .85 .81
14 2 1780 1930 .68 .79 .70 .73 .80 .79
15 30A 1864 1995 .81 .85 .77 .74 .63
16 36 1860 1996 .68 .73 .71 .68 .70
17 24 1849 1996 .81 .78 .85 .87 .79 .83
18 28 1870 1996 .73 .74 .82 .83 .44
19 19 1715 1840 .51 .63 .64 .60 .40
20 23 1838 1996 .55 .66 .79 .84 .77 .80
21 18 1881 1996 .83 .83 .74 .72
22 31 1879 1996 .79 .71 .69 .74
23 11 1863 1996 .63 .71 .78 .74 .71
24 8 1780 1996 .74 .84 .65 .65 .68 .65 .61 .53
25 25 1870 1970 .87 .89 .88 .74
26 5 1828 1996 .58 .76 .86 .88 .88 .84
27 9 1766 1992 .57 .70 .83 .77 .73 .78 .76 .46 .20B
28 D75540 1690 2007 .39 .42 .78 .71 .72 .68 .61 .44 .46 .68 .66 .59 .58
29 D75549 1693 2007 .35 .36B .72 .72 .75 .78 .78 .60 .61 .73 .73 .69 .67
30 D75548 1908 2007 .60 .69 .71 .80
31 D75550 1892 2007 .72 .69 .80 .83 .82
32 D75571 1891 2007 .83 .84 .81 .81 .80
33 D75551 1888 2007 .82 .88 .82 .84 .84
34 D75554 1896 2007 .85 .87 .82 .86 .84
35 D75561 1873 2007 .78 .78 .82 .76 .74 .68
36 D75562 1849 2007 .07B .04B .26B .77 .85 .81 .77
37 D75568 1874 2007 .89 .89 .88 .83 .71 .70
38 D75555 1880 2007 .88 .91 .87 .82 .81
39 D75574 1867 2007 .59 .79 .90 .84 .86 .86
40 D75594 1816 2007 .90 .90 .87 .85 .82 .85 .82 .81
41 D75592 1796 2007 .84 .86 .88 .83 .87 .91 .89 .83 .77
42 D75595 1868 2007 .72 .79 .82 .77 .76 .81
43 D75582 1871 2007 .76 .77 .84 .84 .69 .67
44 D75597 1892 2007 .76 .78 .76 .69 .64
45 D75580 1886 2007 .68 .61 .64 .75 .63
Av segment correlation .37 .43 .71 .66 .74 .77 .71 .72 .78 .80 .77 .73 .75
PART 7: DESCRIPTIVE STATISTICS: CO695 15:43 Tue 11 Feb 2025 Page 9
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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 4 1780 1996 217 8 0 .861 .10 .29 .052 .719 .321 2.61 .443 -.006 1
2 6 1890 1996 107 4 0 .798 .04 .06 .012 .069 .332 2.45 .459 -.013 1
3 21 1841 1995 155 6 0 .762 .16 .34 .086 .822 .276 2.56 .349 -.041 1
4 29 1846 1996 151 6 0 .792 .10 .22 .041 .656 .297 2.57 .402 -.027 1
5 13 1836 1996 161 6 0 .774 .07 .21 .040 .693 .359 2.50 .427 -.040 1
6 16 1855 1995 141 5 0 .770 .12 .31 .075 .816 .331 2.52 .377 -.004 2
7 3 1800 1996 197 7 0 .737 .09 .29 .050 .705 .344 2.48 .338 -.010 1
8 1 1880 1996 117 4 0 .727 .13 .26 .047 .590 .256 2.56 .409 -.051 1
9 26 1837 1996 160 6 0 .862 .13 .36 .068 .576 .467 2.56 .428 -.019 1
10 15 1866 1996 131 5 0 .825 .17 .35 .061 .583 .263 2.55 .402 .011 1
11 12 1868 1996 129 5 0 .658 .13 .30 .045 .607 .236 2.76 .519 -.033 1
12 7 1910 1996 87 3 0 .489 .07 .16 .036 .605 .376 2.67 .482 .010 1
13 32 1896 1996 101 4 0 .832 .15 .37 .069 .548 .353 2.64 .471 .036 1
14 2 1780 1930 151 6 0 .736 .09 .31 .066 .910 .298 2.52 .389 -.009 2
15 30A 1864 1995 132 5 0 .744 .12 .27 .054 .627 .322 2.63 .384 -.024 1
16 36 1860 1996 137 5 0 .670 .08 .31 .063 .834 .432 2.72 .448 .006 1
17 24 1849 1996 148 6 0 .821 .11 .27 .049 .507 .412 2.57 .427 -.053 1
18 28 1870 1996 127 5 0 .644 .07 .24 .050 .578 .480 2.72 .479 -.044 1
19 19 1715 1840 126 5 0 .493 .10 .21 .041 .683 .305 2.70 .508 .027 3
20 23 1838 1996 159 6 0 .717 .07 .20 .039 .635 .430 2.59 .392 -.016 1
21 18 1881 1996 116 4 0 .787 .14 .31 .062 .658 .290 2.52 .403 .004 1
22 31 1879 1996 118 4 0 .723 .16 .38 .070 .549 .347 2.48 .358 .017 1
23 11 1863 1996 134 5 0 .680 .08 .27 .062 .828 .330 2.56 .421 -.008 1
24 8 1780 1996 217 8 0 .660 .08 .35 .078 .946 .292 2.50 .304 -.007 1
25 25 1870 1970 101 4 0 .806 .08 .23 .043 .394 .485 2.73 .543 -.021 1
26 5 1828 1996 169 6 0 .785 .11 .22 .043 .639 .276 2.55 .438 -.037 1
27 9 1766 1992 227 9 1 .488 .08 .29 .073 .937 .286 2.73 .305 -.004 1
28 D75540 1690 2007 318 13 0 .574 .08 .26 .040 .653 .308 2.57 .366 -.007 2
29 D75549 1693 2007 315 13 1 .614 .07 .19 .030 .503 .347 2.44 .326 -.016 2
30 D75548 1908 2007 100 4 0 .691 .15 .37 .086 .835 .245 2.86 .508 -.093 1
31 D75550 1892 2007 116 5 0 .783 .14 .33 .063 .570 .383 2.64 .469 -.013 1
32 D75571 1891 2007 117 5 0 .827 .18 .45 .099 .726 .360 2.57 .391 .002 1
33 D75551 1888 2007 120 5 0 .833 .15 .30 .060 .505 .378 2.47 .436 .028 1
34 D75554 1896 2007 112 5 0 .852 .15 .40 .073 .550 .447 2.61 .477 .007 1
35 D75561 1873 2007 135 6 0 .764 .18 .37 .081 .570 .365 2.53 .325 -.024 1
36 D75562 1849 2007 159 7 3 .522 .14 .31 .062 .510 .370 2.64 .469 -.051 1
37 D75568 1874 2007 134 6 0 .815 .13 .28 .068 .670 .381 2.65 .429 -.039 1
38 D75555 1880 2007 128 5 0 .846 .15 .32 .078 .741 .343 2.50 .390 -.032 1
39 D75574 1867 2007 141 6 0 .764 .14 .32 .060 .360 .401 2.63 .472 -.004 1
40 D75594 1816 2007 192 8 0 .839 .11 .30 .059 .604 .392 2.54 .471 -.036 1
41 D75592 1796 2007 212 9 0 .845 .10 .27 .043 .476 .335 2.47 .439 -.069 1
42 D75595 1868 2007 140 6 0 .772 .14 .25 .052 .443 .351 2.64 .544 -.016 1
43 D75582 1871 2007 137 6 0 .751 .13 .27 .062 .657 .372 2.58 .455 -.048 1
44 D75597 1892 2007 116 5 0 .733 .14 .35 .070 .688 .342 2.60 .497 -.008 1
45 D75580 1886 2007 122 5 0 .673 .11 .25 .055 .657 .320 2.62 .389 .047 1
--- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- --
Total or mean: 6730 266 5 .729 .11 .45 .057 .641 .345 2.86 .416 -.017