Chronology file name : NY052.CRN
Measurement file name : NY052.RWL
Date checked : 25MAR25
Checked by : NOAA-Paleoclimatology
Beginning year : 1884
Ending year : 2023
Principal investigators: Stewart McTague
Site name : North Grasse River
Site location : New York
Species information : CSA SILVER MAPLE
Latitude : 4424
Longitude : -7448
Elevation : 414M
Series intercorrelation: 0.466
Avg mean sensitivity : 0.249
Avg standard deviation : 0.911
Avg autocorrelation : 0.760
Number dated series : 51
Segment length tested : 50
Number problem segments: 51
Pct problem segments : 28.02
PART 5: CORRELATION OF SERIES BY SEGMENTS: ny052 15:01 Tue 25 Mar 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 1875 1900 1925 1950 1975
1924 1949 1974 1999 2024
--- -------- --------- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ----
1 NGR01A 1934 2023 .82 .66 .55
2 NGR01B 1933 2023 .47 .72 .41
3 NGR02A 1885 2023 .41 .82 .78 .60 .49
4 NGR02B 1919 2023 .74 .69 .50 .51
5 NGR03a 1894 2023 .65 .75 .74 .38 .11B
6 NGR03b 1893 2023 .62 .73 .60 .24B .25A
7 NGR04a 1932 2023 .69 .59 .43
8 NGR04b 1939 2023 .58 .25B .06B
9 NGR05a 1945 2023 .69 .53 .39
10 NGR05b 1941 2023 .66 .66 .36
11 NGR06a 1909 2023 .39 .65 .34 .46
12 NGR06b 1933 2022 .24A .43 .54
13 NGR07a 1919 2017 .62 .65 .32A .17B
14 NGR07b 1897 2023 .62 .65 .76 .39 .13B
15 NGR08a 1924 2023 .47 .47 .43B .50
16 NGR08b 1887 2023 .50 .73 .61 .21B .33
17 NGR09a 1884 2023 .45 .74 .70 .53 .56
18 NGR09b 1903 2023 .72 .69 .35 .45B
19 NGR10a 1961 2023 .35B .23B
20 NGR10b 1951 2023 .47 .40
21 NGR11a 1891 2023 .22A .45 .70 .56 .19B
22 NGR11b 1917 2023 .68 .69 .54 .28B
23 NGR12a 1907 2023 .42 .55 .55 .45
24 NGR12b 1936 2023 .68 .62 .47
25 NGR13a 1898 2023 .63 .50 .47 .26A .31B
26 NGR13b 1919 2023 .46 .41 .31B .49
27 NGR16a 1905 2023 .30A .40 .31A .30B
28 NGR17a 1915 2023 .25A .19B .36 .54
29 NGR17b 1915 2023 .33A .30A .45 .55
30 NGR18a 1913 2023 .43 .41 .37 .50
31 NGR18b 1920 2023 .25B .21B .30A .51
32 NGR19a 1925 2023 .20B .31B .35
33 NGR19b 1920 2023 .20B .14B .22B .42B
34 NGR20a 1953 2023 .37 .25A
35 NGR20b 1950 2023 .26B .27A
36 NGR21a 1914 2023 .79 .82 .59 .36
37 NGR21b 1907 2023 .77 .76 .61 .37
38 NGR22a 1901 2023 .45 .50 .26A .23A
39 NGR22b 1922 2023 .59 .57 .44 .25A
40 NGR23a 1923 2023 .66 .65 .38 .49
41 NGR23b 1943 2023 .69 .56 .55
42 NGR24a 1962 2023 .40 .37
43 NGR24b 1950 2023 .20B .45
44 NGR25a 1915 2021 .55 .57 .33B .20B
45 NGR25b 1914 2023 .66 .47 .18B .19B
46 NGR26a 1944 2023 .61 .26A .26A
47 NGR26b 1952 2023 .25A .50
48 NGR27a 1948 2023 .62 .39 .41
49 NGR27b 1951 2023 .53 .59
50 NGR29a 1949 2023 .46 .48 .27A
51 NGR29b 1949 2023 .55 .56 .48
Av segment correlation .51 .56 .56 .41 .38
PART 7: DESCRIPTIVE STATISTICS: ny052 15:01 Tue 25 Mar 2025 Page 7
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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 NGR01A 1934 2023 90 3 0 .738 2.24 4.02 .623 .703 .150 2.46 .402 .030 1
2 NGR01B 1933 2023 91 3 0 .418 2.40 5.53 .972 .846 .183 2.51 .476 -.026 1
3 NGR02A 1885 2023 139 5 0 .568 2.11 4.68 .791 .785 .197 2.60 .362 .031 1
4 NGR02B 1919 2023 105 4 0 .633 2.53 4.53 .891 .778 .194 2.55 .497 -.053 2
5 NGR03a 1894 2023 130 5 1 .582 1.86 4.05 .872 .799 .225 2.37 .311 -.020 2
6 NGR03b 1893 2023 131 5 2 .507 1.75 4.65 .920 .826 .243 2.75 .398 -.025 1
7 NGR04a 1932 2023 92 3 0 .646 2.32 5.19 1.337 .866 .201 2.53 .403 -.050 1
8 NGR04b 1939 2023 85 3 2 .406 2.55 5.53 1.244 .837 .203 2.45 .471 -.026 1
9 NGR05a 1945 2023 79 3 0 .610 1.88 4.74 .861 .775 .225 2.65 .420 -.063 1
10 NGR05b 1941 2023 83 3 0 .572 2.25 5.14 .991 .774 .204 2.63 .383 -.051 3
11 NGR06a 1909 2023 115 4 0 .405 1.78 5.06 .806 .767 .225 2.61 .336 -.024 1
12 NGR06b 1933 2022 90 3 1 .339 1.99 4.93 .912 .777 .223 2.52 .358 .041 1
13 NGR07a 1919 2017 99 4 2 .371 1.49 3.32 .710 .721 .268 2.57 .402 -.048 1
14 NGR07b 1897 2023 127 5 1 .513 1.50 4.23 .921 .817 .275 2.60 .410 -.052 1
15 NGR08a 1924 2023 100 4 1 .474 1.62 3.97 .841 .739 .306 2.84 .515 -.048 1
16 NGR08b 1887 2023 137 5 1 .468 1.63 4.02 .773 .751 .261 2.60 .447 -.007 1
17 NGR09a 1884 2023 140 5 0 .587 1.47 3.25 .759 .835 .243 2.48 .337 -.031 1
18 NGR09b 1903 2023 121 4 1 .585 1.98 3.61 .739 .684 .222 2.60 .409 -.028 1
19 NGR10a 1961 2023 63 2 2 .280 1.68 3.47 .461 .421 .224 2.73 .570 -.049 1
20 NGR10b 1951 2023 73 2 0 .408 1.54 2.99 .498 .665 .212 2.77 .516 .094 1
21 NGR11a 1891 2023 133 5 2 .431 1.52 4.46 1.002 .776 .326 2.60 .409 -.092 1
22 NGR11b 1917 2023 107 4 1 .556 1.70 5.20 1.084 .771 .355 2.55 .452 .005 1
23 NGR12a 1907 2023 117 4 0 .466 1.61 4.50 .848 .825 .225 2.55 .352 -.098 1
24 NGR12b 1936 2023 88 3 0 .612 1.71 3.25 .537 .647 .204 2.66 .476 -.050 1
25 NGR13a 1898 2023 126 5 2 .407 1.92 5.43 1.083 .825 .281 2.62 .475 -.028 1
26 NGR13b 1919 2023 105 4 1 .457 1.93 4.34 1.005 .751 .271 2.62 .397 .012 2
27 NGR16a 1905 2023 119 4 3 .317 1.93 4.78 1.216 .782 .356 2.67 .411 -.034 2
28 NGR17a 1915 2023 109 4 2 .336 1.53 4.76 .928 .677 .332 2.64 .477 -.004 1
29 NGR17b 1915 2023 109 4 2 .395 1.57 3.91 .819 .679 .316 2.78 .497 -.038 1
30 NGR18a 1913 2023 111 4 0 .389 2.05 4.28 .962 .730 .289 2.61 .469 -.016 1
31 NGR18b 1920 2023 104 4 3 .292 2.10 4.38 .811 .558 .305 2.52 .390 -.063 1
32 NGR19a 1925 2023 99 3 2 .265 1.58 3.66 .768 .772 .313 2.51 .409 -.043 2
33 NGR19b 1920 2023 104 4 4 .227 1.78 3.87 .812 .734 .302 2.74 .383 .017 1
34 NGR20a 1953 2023 71 2 1 .384 2.80 6.42 1.435 .788 .269 2.56 .502 -.085 1
35 NGR20b 1950 2023 74 2 2 .300 2.86 6.91 1.414 .720 .278 2.46 .419 -.016 1
36 NGR21a 1914 2023 110 4 0 .652 1.59 3.24 .942 .828 .262 2.46 .379 -.019 2
37 NGR21b 1907 2023 117 4 0 .663 1.96 4.66 1.053 .827 .223 2.63 .379 -.050 1
38 NGR22a 1901 2023 123 4 2 .373 1.46 3.13 .691 .849 .249 2.56 .341 -.066 1
39 NGR22b 1922 2023 102 4 1 .435 1.93 3.96 .802 .829 .194 2.71 .446 -.094 1
40 NGR23a 1923 2023 101 4 0 .542 1.56 4.38 .932 .803 .311 2.69 .506 -.025 1
41 NGR23b 1943 2023 81 3 0 .671 2.34 6.22 1.491 .830 .267 2.51 .363 -.066 1
42 NGR24a 1962 2023 62 2 0 .344 2.64 4.38 1.186 .853 .205 2.66 .445 -.045 1
43 NGR24b 1950 2023 74 2 1 .256 2.62 5.39 1.386 .869 .250 2.60 .417 -.038 1
44 NGR25a 1915 2021 107 4 2 .433 1.72 3.32 .783 .874 .183 2.68 .439 -.077 1
45 NGR25b 1914 2023 110 4 2 .431 2.15 3.99 .561 .646 .172 2.50 .344 -.048 1
46 NGR26a 1944 2023 80 3 2 .428 2.19 4.02 .701 .642 .228 2.49 .435 -.051 1
47 NGR26b 1952 2023 72 2 1 .342 2.11 3.55 .551 .541 .201 2.56 .416 -.010 2
48 NGR27a 1948 2023 76 3 0 .521 3.13 5.67 1.170 .870 .157 2.60 .472 -.012 1
PART 7: DESCRIPTIVE STATISTICS: ny052 15:01 Tue 25 Mar 2025 Page 8
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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 ()
--- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- --
49 NGR27b 1951 2023 73 2 0 .553 2.39 5.82 1.434 .882 .227 2.54 .367 .026 1
50 NGR29a 1949 2023 75 3 1 .382 2.44 4.81 .808 .554 .252 2.31 .297 -.029 1
51 NGR29b 1949 2023 75 3 0 .547 2.30 4.78 .873 .535 .292 2.55 .429 -.005 1
--- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- --
Total or mean: 5104 182 51 .466 1.94 6.91 .911 .760 .249 2.84 .416 -.031