Deane Winthrop House, Winthrop - MA007 Additional Site Information Daniel Miles Purpose of Collection: Archaeological Dating Tree Species: White and Red Oak, Q. alba and Q. rubra Funding Sources: This material was paid for by a grant from the Society for the Preservation of New England Antiquities (SPNEA) together with an anonymous donor and the Boston central Artery Archaeological Project. Reference: Miles, D.W.H., M.J. Worthington, and A.A. Grady, 2002, Development of Standard Tree-ring Chronologies for Dating Historic Structures in Eastern Massachusetts, Phase II, Society for the Preservation of New England Antiquities, Interim Report 2002/6, Boston, MA. COFECHA output: Chronology file name : MA007.CRN Measurement file name : MA007.RWL Date checked : 22MAR05 Checked by : H. ADAMS AND J. LUKAS Beginning year : 1579 Ending year : 1695 Principal investigators: D.Miles Site name : Deane Winthrop House, Winthrop Site location : Mass. Species information : QUSP OAK Latitude : 4223 Longitude : -07059 Elevation : 15M Series intercorrelation: 0.399 Avg mean sensitivity : 0.160 Avg standard deviation : 0.578 Avg autocorrelation : 0.787 Number dated series : 8 Segment length tested : 50 Number problem segments: 7 Pct problem segments : 30.43 PART 5: CORRELATION OF SERIES BY SEGMENTS: ma007.rwl 10:35 Tue 22 Mar 2005 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 1575 1600 1625 1650 1624 1649 1674 1699 --- -------- --------- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- 1 dwh1 1586 1674 .18B .20B .36 2 dwh2 1614 1673 .56 .59 3 dwh4 1583 1672 .27A .22B .51 4 dwh5 1593 1673 .36 .30A .16B 5 dwh6 1579 1673 .27B .35 .33 6 dwh11 1603 1694 .55 .70 .53 7 dwh12 1600 1695 .36 .56 .53 8 dwh13 1614 1695 .53 .47 .54 Av segment correlation .27 .39 .46 .54 PART 7: DESCRIPTIVE STATISTICS: ma007.rwl 10:35 Tue 22 Mar 2005 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 dwh1 1586 1674 89 3 2 .252 1.39 3.18 .531 .871 .144 2.73 .446 -.009 1 2 dwh2 1614 1673 60 2 0 .555 2.25 4.67 .923 .912 .148 2.80 .524 .045 2 3 dwh4 1583 1672 90 3 2 .372 1.19 4.42 .668 .876 .156 2.83 .465 .044 1 4 dwh5 1593 1673 81 3 2 .219 1.27 2.35 .429 .867 .119 2.48 .323 -.078 1 5 dwh6 1579 1673 95 3 1 .318 1.04 2.85 .427 .795 .165 2.89 .490 .001 1 6 dwh11 1603 1694 92 3 0 .521 1.85 3.53 .597 .728 .179 2.64 .423 -.053 1 7 dwh12 1600 1695 96 3 0 .457 2.24 3.60 .501 .510 .177 2.83 .567 .060 1 8 dwh13 1614 1695 82 3 0 .537 1.77 3.45 .671 .809 .186 2.82 .491 -.067 1 --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- Total or mean: 685 23 7 .399 1.60 4.67 .578 .787 .160 2.89 .466 -.007