Sunset Field - Blue Ridge Parkway, Virginia - VA043 Additional Site Information C.A. Copenheaver Reference: Carolyn A. Copenheaver, Ketia L. Shumaker, Brittany M. Butcher, George E.Hahn, La'Portia J. Perkins, Christopher J. Dukes, Emma G. Thompson, Michael F.J. Pisaric. 2020. Dendroclimatology of sugar maple (Acer saccharum): Climate-growth response in a late-successional species. Dendrochronologia, Vol. 63, 125747, Oct. 2020. DOI: 10.1016/j.dendro.2020.125747 Notes: In the publication, this site was identified as Buchanan, VA Funding: United States Department of Agriculture, National Institute of Food and Agriculture AFRI Project 2016-67003-24944 COFECHA output: Chronology file name : VA043.CRN Measurement file name : VA043.RWL Date checked : 28JUL21 Checked by : B. Bauer Beginning year : 1903 Ending year : 2016 Principal investigators: C.A. Copenheaver Site name : Sunset Field - Blue Ridge Parkway Site location : Virginia Species information : ACSH SUGAR MAPLE Latitude : 3730 Longitude : -07931 Elevation : M Series intercorrelation: 0.602 Avg mean sensitivity : 0.298 Avg standard deviation : 1.120 Avg autocorrelation : 0.649 Number dated series : 29 Segment length tested : 50 Number problem segments: 4 Pct problem segments : 4.04 PART 5: CORRELATION OF SERIES BY SEGMENTS: Sunset Field - Blue Ridge Parkway 13:50 Wed 28 Jul 2021 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 1900 1925 1950 1975 1949 1974 1999 2024 --- -------- --------- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- 1 VASF01A 1937 2016 .57 .66 .75 2 VASF01B 1917 2016 .55 .54 .56 .47 3 VASF03B 1943 2016 .50 .54 .66 4 VASF07A 1916 2016 .57 .71 .79 .68 5 VASF07B 1948 2016 .73 .71 .58 6 VASF09A 1941 2016 .44 .45 .64 7 VASF10B 1955 2016 .80 .69 8 VASF11A 1925 2016 .65 .75 .79 9 VASF11B 1934 2016 .79 .85 .85 10 VASF12A 1938 2016 .56 .64 .53 11 VASF12B 1919 2016 .50 .57 .50 .33A 12 VASF14B 1941 2016 .61 .54 .34 13 VASF15A 1928 2016 .53 .63 .48 14 VASF16A 1940 2016 .47 .43 .54 15 VASF16B 1921 2016 .47 .45 .46 .46 16 VASF17A 1919 2016 .67 .75 .82 .78 17 VASF17B 1923 2016 .50 .54 .58 .80 18 VASF18A 1934 2016 .75 .74 .81 19 VASF18B 1917 2016 .53 .53 .74 .65 20 VASF19A 1908 2016 .73 .81 .70 .57 21 VASF19B 1903 2016 .63 .57 .62 .65 22 VASF20A 1909 2016 .41 .41B .55 .58 23 VASF20B 1920 2016 .75 .69 .59 .44 24 VASF21A 1932 2016 .73 .79 .78 25 VASF21B 1926 2013 .61 .62 .72 26 VASF22B 1935 2016 .32A .29A .44 27 VASF23B 1922 2015 .37 .39 .50 .64 28 VASF25A 1927 2016 .49 .69 .80 29 VASF25B 1919 2016 .63 .62 .70 .70 Av segment correlation .56 .58 .63 .63 PART 7: DESCRIPTIVE STATISTICS: Sunset Field - Blue Ridge Parkway 13:50 Wed 28 Jul 2021 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 VASF01A 1937 2016 80 3 0 .607 3.07 5.43 1.179 .670 .292 2.51 .342 .044 1 2 VASF01B 1917 2016 100 4 0 .501 2.39 4.82 .958 .687 .270 2.45 .366 .023 1 3 VASF03B 1943 2016 74 3 0 .556 2.29 5.46 1.276 .801 .350 2.70 .549 .080 1 4 VASF07A 1916 2016 101 4 0 .614 2.73 6.41 1.493 .740 .365 2.54 .352 .001 1 5 VASF07B 1948 2016 69 3 0 .670 3.00 6.23 1.310 .677 .312 2.47 .363 -.007 1 6 VASF09A 1941 2016 76 3 0 .545 3.94 7.66 1.749 .790 .248 2.62 .452 -.042 2 7 VASF10B 1955 2016 62 2 0 .743 3.18 6.78 1.469 .437 .369 2.57 .477 -.040 1 8 VASF11A 1925 2016 92 3 0 .692 2.28 5.28 .908 .525 .300 2.44 .330 -.013 3 9 VASF11B 1934 2016 83 3 0 .790 2.15 4.07 .814 .406 .363 2.48 .395 .038 1 10 VASF12A 1938 2016 79 3 0 .566 2.07 4.07 .941 .543 .377 2.58 .505 -.062 2 11 VASF12B 1919 2016 98 4 1 .423 2.12 4.54 .915 .400 .384 2.55 .407 -.018 1 12 VASF14B 1941 2016 76 3 0 .507 3.26 5.80 1.260 .791 .242 2.48 .392 -.072 1 13 VASF15A 1928 2016 89 3 0 .482 2.69 6.10 1.084 .595 .281 2.67 .458 .030 1 14 VASF16A 1940 2016 77 3 0 .603 3.40 13.80 1.996 .838 .277 2.63 .476 -.025 1 15 VASF16B 1921 2016 96 4 0 .496 3.07 5.61 1.026 .732 .203 2.62 .510 -.007 1 16 VASF17A 1919 2016 98 4 0 .726 3.13 5.48 1.086 .565 .314 2.52 .378 .027 1 17 VASF17B 1923 2016 94 4 0 .645 3.74 6.28 1.321 .575 .318 2.46 .351 .008 2 18 VASF18A 1934 2016 83 3 0 .740 2.70 4.22 .798 .231 .319 2.57 .472 .012 1 19 VASF18B 1917 2016 100 4 0 .592 2.34 6.23 1.158 .666 .314 2.69 .494 -.017 1 20 VASF19A 1908 2016 109 4 0 .702 2.12 5.07 .990 .779 .302 2.49 .418 -.044 1 21 VASF19B 1903 2016 114 4 0 .642 2.11 5.78 1.175 .866 .280 2.59 .514 -.041 1 22 VASF20A 1909 2016 108 4 1 .486 2.93 6.77 1.197 .712 .256 2.74 .531 -.042 3 23 VASF20B 1920 2016 97 4 0 .606 2.83 6.41 1.234 .734 .253 2.91 .426 -.022 1 24 VASF21A 1932 2016 85 3 0 .728 2.09 4.76 .860 .740 .252 2.55 .498 -.013 1 25 VASF21B 1926 2013 88 3 0 .668 2.37 4.39 .696 .575 .232 2.64 .465 -.008 1 26 VASF22B 1935 2016 82 3 2 .354 2.03 3.97 .947 .800 .269 2.64 .507 -.034 1 27 VASF23B 1922 2015 94 4 0 .497 2.03 4.57 .935 .641 .306 2.64 .469 .035 1 28 VASF25A 1927 2016 90 3 0 .648 2.27 5.41 .909 .529 .315 2.47 .351 .046 1 29 VASF25B 1919 2016 98 4 0 .666 2.35 5.79 1.120 .669 .316 2.46 .385 .025 1 --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- Total or mean: 2592 99 4 .602 2.62 13.80 1.120 .649 .298 2.91 .435 -.005