St Paul's College, New Zealand - newz107 Additional Site Information Gretel Boswijk Purpose of collection: Archaeology - construction (felling dates) Cores stored at: Samples stored at the Tree-Ring Laboratory, School of Environment, University of Auckland. Available to view on site. Reference: Fowler AM, Boswijk G, Lorrey AM, Gergis J, Pirie M, McCloskey SPJ, Palmer JG, Wunder J. 2012. Multi-centennial tree-ring record of ENSO- related activity in New Zealand. Nature Climate Change 2:172-176. NOTES: SPSC (St Paul's College, Ponsonby, Auckland). Seven samples from large kauri joists from a 1930s transitional bungalow, now demolished. The joists had been reused, possibly from an 1860s hotel (Harp of Erin). Samples collected for the late-Holocene kauri chronology. Six samples crossdated. Raw ring width measurement (0.01 mm). Chronology comprises five series only. SPC007 was dated independantly. COFECHA output: Chronology file name : NEWZ107.CRN Measurement file name : NEWZ107.RWL Date checked : 10SEP12 Checked by : B. Bauer Beginning year : 1501 Ending year : 1849 Principal investigators: Gretel Boswijk Site name : St Paul's College Site location : New Zealand Species information : AGAU KAURI PINE Latitude : -3651 Longitude : 17444 Elevation : 25M Series intercorrelation: 0.473 Avg mean sensitivity : 0.229 Avg standard deviation : 0.582 Avg autocorrelation : 0.714 Number dated series : 6 Segment length tested : 50 Number problem segments: 9 Pct problem segments : 18.75 PART 5: CORRELATION OF SERIES BY SEGMENTS: St. Paul's College 13:32 Mon 10 Sep 2012 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 1500 1525 1550 1575 1600 1625 1650 1675 1700 1725 1750 1775 1549 1574 1599 1624 1649 1674 1699 1724 1749 1774 1799 1824 --- -------- --------- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- 1 SPC001 1690 1815 .68 .70 .40 .24B .36 2 SPC002 1590 1849 .25A .24B .67 .62 .59 .70 .36 .24B .36 3 SPC003 1549 1739 .76 .75 .64 .56 .57 .65 .54 .50 4 SPC005 1545 1707 .56 .64 .72 .70 .67 .73 .72 5 SPC006 1510 1726 .27B .37 .44 .57 .48 .36 .53 .53 .51 6 SPC007 1501 1763 .15B .28A .36B .45 .43 .37 .36 .24A .51 .59 Av segment correlation .21 .49 .55 .52 .48 .53 .58 .55 .58 .45 .24 .36 PART 7: DESCRIPTIVE STATISTICS: St. Paul's College 13:32 Mon 10 Sep 2012 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 SPC001 1690 1815 126 5 1 .432 2.22 4.82 .895 .689 .262 2.48 .433 -.032 2 2 SPC002 1590 1849 260 9 3 .432 1.13 2.37 .414 .736 .211 2.73 .482 -.017 1 3 SPC003 1549 1739 191 8 0 .622 1.29 3.73 .516 .608 .267 2.58 .336 -.008 1 4 SPC005 1545 1707 163 7 0 .664 1.53 3.85 .512 .611 .218 2.77 .491 .050 1 5 SPC006 1510 1726 217 9 1 .407 1.39 2.78 .458 .673 .225 2.54 .386 -.032 2 6 SPC007 1501 1763 263 10 4 .350 1.40 3.79 .794 .880 .213 2.74 .542 -.039 1 --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- Total or mean: 1220 48 9 .473 1.42 4.82 .582 .714 .229 2.77 .451 -.016