Hethersett Norfolk, UK - BRIT068 Additional Site Information Richard Cooper, Tom Melvin, Keith Briffa, Timothy J. Osborn Reference: Richard J. Cooper, Thomas M. Melvin, Ian Tyers, Rob J.S. Wilson, Keith R. Briffa. 2013. A tree-ring reconstruction of East Anglian (UK) hydroclimate variability over the last millennium. Climate Dynamics, Vol. 40, pp. 1019-1039. DOI: 10.1007/s00382-012-1328-x Funding Source: UK Natural Environment Research Council NE/G018863/1 COFECHA output: Chronology file name : BRIT068.CRN Measurement file name : BRIT068.RWL Date checked : 22MAY19 Checked by : B. Bauer Beginning year : 1828 Ending year : 2008 Principal investigators: Richard Cooper Tom Melvin Keith Briffa Timothy J. Osborn Site name : Hethersett Norfolk Site location : England Species information : QUSP OAK Latitude : 5235 Longitude : 00110 Elevation : 41M Series intercorrelation: 0.549 Avg mean sensitivity : 0.253 Avg standard deviation : 1.145 Avg autocorrelation : 0.727 Number dated series : 22 Segment length tested : 50 Number problem segments: 5 Pct problem segments : 4.13 PART 5: CORRELATION OF SERIES BY SEGMENTS: Heathersett Norfolk 10:27 Wed 22 May 2019 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 Heth01 1878 2008 .49 .46 .52 .68 .49 2 Heth02 1921 2008 .73 .70 .64 .59 3 Heth03 1878 2008 .59 .63 .65 .55 .56 4 Heth04 1844 2008 .44 .45 .44 .53 .53 .50 .46 5 Heth05 1865 2008 .68 .66 .65 .66 .59 .62 6 Heth06 1859 2000 .48 .66 .53 .41 .58 .58 7 Heth07 1865 2008 .65 .69 .74 .69 .65 .70 8 Heth08 1866 2008 .66 .71 .72 .53 .56 .59 9 Heth09 1884 2008 .57 .58 .42 .36 .38 10 Heth10 1879 2008 .48 .58 .60 .61 .59 11 Heth11 1878 2008 .48 .71 .66 .65 .64 12 Heth12 1861 2008 .51 .47 .57 .59 .60 .61 13 Heth14 1828 1942 .66 .71 .72 .62 14 Heth16 1858 2008 .56 .44 .62 .47 .30A .34 15 Heth17 1852 2008 .38 .54 .45 .46 .68 .70 16 Heth18 1872 2008 .30B .29B .31A .45 .62 .62 17 Heth19 1867 2006 .69 .63 .72 .68 .61 .59 18 Heth20 1877 2008 .37 .48 .48 .36 .34 19 Heth21 1921 2008 .68 .67 .60 .53 20 Heth22 1847 2008 .67 .63 .59 .55 .52 .49 .36 21 Heth23 1872 2007 .56 .56 .52 .36 .42 .44 22 Heth24 1884 2008 .59 .59 .47 .31A .42 Av segment correlation .59 .56 .55 .59 .55 .54 .53 PART 7: DESCRIPTIVE STATISTICS: Heathersett Norfolk 10:27 Wed 22 May 2019 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 Heth01 1878 2008 131 5 0 .490 2.77 5.89 1.040 .698 .239 2.52 .368 -.041 1 2 Heth02 1921 2008 88 4 0 .661 3.21 6.59 1.195 .626 .238 2.65 .466 -.014 1 3 Heth03 1878 2008 131 5 0 .600 2.40 9.33 1.444 .735 .267 2.69 .428 -.016 3 4 Heth04 1844 2008 165 7 0 .468 1.87 6.02 1.114 .720 .344 2.71 .389 -.013 1 5 Heth05 1865 2008 144 6 0 .635 2.39 5.22 .946 .814 .195 2.61 .480 .018 1 6 Heth06 1859 2000 142 6 0 .501 1.97 4.16 .790 .682 .261 2.54 .494 -.038 1 7 Heth07 1865 2008 144 6 0 .683 2.54 6.51 1.318 .723 .281 2.72 .405 -.001 1 8 Heth08 1866 2008 143 6 0 .626 2.72 6.25 1.183 .723 .281 2.83 .507 .026 1 9 Heth09 1884 2008 125 5 0 .508 2.11 7.19 1.417 .837 .250 2.69 .459 .009 1 10 Heth10 1879 2008 130 5 0 .548 3.04 7.11 1.081 .559 .255 2.70 .469 -.018 1 11 Heth11 1878 2008 131 5 0 .616 1.90 4.86 .756 .795 .219 2.69 .536 -.017 1 12 Heth12 1861 2008 148 6 0 .556 2.14 4.54 .771 .670 .221 2.55 .443 -.036 4 13 Heth14 1828 1942 115 4 0 .643 3.39 6.57 1.175 .697 .220 2.64 .482 -.012 1 14 Heth16 1858 2008 151 6 1 .494 1.40 3.64 .733 .801 .256 2.62 .421 -.041 3 15 Heth17 1852 2008 157 6 0 .495 2.58 7.63 1.475 .803 .253 2.79 .410 -.029 1 16 Heth18 1872 2008 137 6 3 .421 2.52 12.07 1.751 .833 .270 2.56 .356 -.055 1 17 Heth19 1867 2006 140 6 0 .649 2.22 4.65 .837 .661 .244 2.58 .422 .001 1 18 Heth20 1877 2008 132 5 0 .422 2.90 8.29 1.645 .778 .254 2.64 .495 -.009 2 19 Heth21 1921 2008 88 4 0 .626 3.50 6.11 .959 .552 .198 2.73 .580 .000 1 20 Heth22 1847 2008 162 7 0 .543 2.69 7.57 1.206 .650 .259 2.76 .424 -.011 1 21 Heth23 1872 2007 136 6 0 .490 1.62 4.23 .807 .790 .251 2.60 .355 .012 2 22 Heth24 1884 2008 125 5 1 .503 2.53 9.01 1.602 .742 .255 3.15 .551 .018 1 --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- Total or mean: 2965 121 5 .549 2.43 12.07 1.145 .727 .253 3.15 .448 -.013