Coffin House, Newbury - MA004 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 Massachusetts Historical Commission with matching grants from the Fairbanks Family Association, the Winthrop Improvement and Historical Association, and the Society for the Preservation of New England Antiquities (SPNEA) through an anonymous donation. 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 : MA004.CRN Measurement file name : MA004.RWL Date checked : 22MAR05 Checked by : H. ADAMS AND J. LUKAS Beginning year : 1527 Ending year : 1712 Principal investigators: D.Miles Site name : Coffin House Newbury Site location : Mass. Species information : QUSP OAK Latitude : 4246 Longitude : -07051 Elevation : 12M Series intercorrelation: 0.550 Avg mean sensitivity : 0.224 Avg standard deviation : 0.442 Avg autocorrelation : 0.731 Number dated series : 13 Segment length tested : 50 Number problem segments: 5 Pct problem segments : 10.42 PART 5: CORRELATION OF SERIES BY SEGMENTS: ma004.rwl 10:33 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 1550 1575 1600 1625 1650 1675 1599 1624 1649 1674 1699 1724 --- -------- --------- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- 1 chn1a 1580 1653 .47 .46 .44 2 chn1b 1592 1669 .75 .72 .78 3 chn1c 1591 1676 .76 .75 .86 .84 4 chn3 1584 1676 .27A .26A .56 .54 5 chn4a 1562 1668 .37 .38 .52 .61 6 chn4b 1602 1668 .64 .75 7 chn4c 1562 1677 .45 .52 .67 .71 .65 8 chn5 1560 1676 .39 .51 .64 .62 .61 9 chn6a 1560 1671 .35 .40 .72 .71 10 chn6b 1653 1676 .56 11 chn11a 1603 1712 .58 .62 .49 .50 12 chn11b 1630 1712 .71 .76 .80 13 chn13 1527 1712 .08B .19B .39 .58 .38 .32A Av segment correlation .33 .47 .58 .66 .60 .54 PART 7: DESCRIPTIVE STATISTICS: ma004.rwl 10:33 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 chn1a 1580 1653 74 3 0 .532 1.57 3.68 .634 .574 .282 2.98 .519 .125 1 2 chn1b 1592 1669 78 3 0 .771 1.55 3.47 .624 .580 .305 2.64 .496 -.014 1 3 chn1c 1591 1676 86 4 0 .791 1.51 2.78 .554 .544 .292 2.94 .529 .007 1 4 chn3 1584 1676 93 4 2 .432 1.40 3.19 .533 .753 .183 2.71 .419 .042 1 5 chn4a 1562 1668 107 4 0 .507 .95 2.05 .417 .814 .216 2.64 .472 -.081 1 6 chn4b 1602 1668 67 2 0 .700 1.09 2.30 .557 .852 .209 2.67 .505 -.123 1 7 chn4c 1562 1677 116 5 0 .619 .89 2.06 .419 .766 .242 2.74 .409 -.083 1 8 chn5 1560 1676 117 5 0 .494 .98 2.10 .407 .702 .228 2.87 .444 .021 1 9 chn6a 1560 1671 112 4 0 .522 1.05 2.05 .492 .733 .239 2.69 .430 -.062 1 10 chn6b 1653 1676 24 1 0 .557 .73 1.19 .205 .587 .214 2.49 .611 .196 1 11 chn11a 1603 1712 110 4 0 .494 1.06 1.89 .281 .693 .160 2.69 .393 -.047 1 12 chn11b 1630 1712 83 3 0 .734 1.09 1.84 .279 .740 .139 2.54 .466 -.024 1 13 chn13 1527 1712 186 6 3 .298 .68 1.75 .367 .877 .221 2.54 .403 -.021 1 --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- Total or mean: 1253 48 5 .550 1.08 3.68 .442 .731 .224 2.98 .451 -.020