Summit Lake, Alberta, Canada - CANA420 Additional information Margaret Colenutt, Ray Colenutt, and Brian Luckman Cores are stored at: University of Western Ontario References: Colenutt M. 2000. Climate reconstruction in the southern Canadian Rockies using tree-ring data from alpine larch. PhD dissertation, University of Western Ontario, London, Ontario. COFECHA output: Chronology file name : CANA420.CRN Measurement file name : CANA420.RWL Date checked : 04DEC13 Checked by : B. Bauer Beginning year : 1432 Ending year : 1993 Principal investigators: Margaret Colenutt Ray Colenutt Brian Luckman Site name : Summit Lake Site location : Canada Species information : LALY SUBALPINE LARCH Latitude : 4900 Longitude : -11402 Elevation : 2050M Series intercorrelation: 0.766 Avg mean sensitivity : 0.360 Avg standard deviation : 0.239 Avg autocorrelation : 0.648 Number dated series : 38 Segment length tested : 50 Number problem segments: 1 Pct problem segments : 0.18 PART 5: CORRELATION OF SERIES BY SEGMENTS: Summit Lake 12:40 Wed 04 Dec 2013 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 1425 1450 1475 1500 1525 1550 1575 1600 1625 1650 1675 1700 1725 1750 1775 1800 1825 1850 1875 1900 1474 1499 1524 1549 1574 1599 1624 1649 1674 1699 1724 1749 1774 1799 1824 1849 1874 1899 1924 1949 --- -------- --------- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- 1 SU107E 1696 1990 .47 .53 .53 .48 .70 .66 .51 .60 .71 .83 2 SU107N 1720 1990 .50 .54 .61 .76 .68 .56 .67 .74 .78 3 SU110S 1640 1990 .46 .50 .76 .86 .79 .60 .58 .72 .65 .55 .77 .81 4 SU110W 1591 1990 .63 .59 .57 .49 .68 .86 .78 .62 .56 .69 .67 .73 .85 .80 5 SU116E 1561 1990 .68 .69 .73 .80 .78 .74 .84 .87 .77 .79 .80 .66 .73 .80 .80 6 SU116W 1505 1990 .67 .67 .72 .76 .87 .90 .88 .83 .81 .82 .87 .83 .83 .84 .80 .82 .83 7 SU118W 1669 1990 .47 .75 .87 .74 .72 .91 .88 .69 .77 .82 .88 8 SU119W 1568 1990 .58 .62 .74 .67 .63 .72 .75 .69 .76 .86 .82 .79 .84 .76 .71 9 SU121S 1499 1990 .70 .65 .79 .87 .88 .81 .80 .78 .71 .78 .82 .74 .68 .75 .78 .71 .64 .66 10 SU128E 1471 1990 .71 .72 .79 .93 .92 .85 .86 .81 .77 .74 .80 .83 .77 .70 .75 .80 .84 .87 .86 11 SU128N 1492 1990 .50 .51 .81 .86 .81 .81 .80 .82 .82 .84 .74 .72 .82 .79 .72 .79 .83 .79 12 SU150N 1586 1990 .79 .80 .84 .73 .74 .90 .90 .87 .86 .77 .74 .83 .82 .80 13 SU161N 1631 1990 .73 .76 .82 .84 .81 .79 .80 .70 .74 .67 .62 .72 14 SU162W 1502 1990 .65 .79 .84 .72 .76 .76 .84 .92 .83 .80 .78 .68 .56 .66 .81 .75 .77 15 SU213A 1606 1728 .81 .82 .83 .86 .83 16 SU214H 1505 1904 .75 .82 .89 .80 .78 .74 .69 .79 .83 .78 .73 .85 .87 .77 .86 .86 17 SU214L 1432 1902 .46 .58 .73 .72 .83 .87 .81 .85 .77 .67 .71 .77 .80 .73 .66 .73 .75 .73 .71 18 SU215A 1587 1944 .68 .78 .75 .68 .76 .82 .83 .80 .68 .64 .70 .67 .72 .66 19 SU217A 1445 1801 .47 .59 .58 .49 .65 .66 .65 .74 .78 .74 .75 .84 .82 .84 .85 20 SU218A 1494 1730 .59 .65 .86 .88 .78 .83 .78 .54 .70 .73 21 SU219A 1554 1782 .33B .62 .65 .65 .59 .69 .74 .65 .63 22 SU220A 1486 1795 .55 .64 .78 .81 .81 .81 .63 .57 .57 .52 .74 .69 23 SU221A 1490 1773 .45 .46 .64 .64 .67 .77 .64 .40 .57 .76 .77 24 SU222A 1466 1744 .58 .70 .69 .88 .91 .85 .86 .84 .86 .92 .74 25 SU223A 1467 1798 .50 .53 .46 .55 .72 .69 .76 .81 .81 .78 .86 .79 .69 26 SU403E 1686 1993 .79 .86 .77 .77 .78 .79 .83 .85 .84 .76 27 SU403W 1665 1993 .71 .79 .82 .83 .79 .88 .88 .85 .77 .76 .79 28 SU404S 1546 1993 .77 .80 .82 .74 .70 .73 .69 .75 .80 .81 .79 .77 .79 .70 .71 .63 29 SU404W 1544 1993 .86 .85 .79 .80 .80 .78 .80 .86 .86 .78 .62 .70 .82 .84 .86 .82 30 SU407N 1780 1993 .75 .79 .55 .51 .68 .71 31 SU409N 1634 1993 .80 .78 .72 .78 .76 .78 .74 .77 .74 .62 .74 .82 32 SU409W 1593 1993 .60 .64 .74 .64 .67 .90 .91 .82 .84 .88 .76 .76 .79 .81 33 SU410A 1475 1902 .66 .68 .90 .94 .72 .71 .74 .67 .53 .46 .63 .81 .61 .62 .73 .62 .62 34 SU411A 1473 1848 .53 .54 .72 .84 .88 .82 .82 .83 .77 .77 .74 .74 .81 .79 .75 35 SU412A 1466 1900 .46 .56 .71 .90 .94 .80 .72 .69 .77 .82 .84 .80 .75 .73 .80 .74 .68 .67 36 SU413A 1452 1882 .37 .42 .56 .86 .90 .80 .60 .60 .79 .74 .74 .73 .76 .68 .70 .78 .72 37 SU414E 1760 1993 .63 .78 .83 .71 .74 .80 .79 38 SU414S 1734 1993 .44 .54 .73 .79 .71 .74 .82 .85 Av segment correlation .46 .54 .59 .63 .80 .80 .75 .76 .74 .70 .74 .78 .76 .74 .75 .76 .73 .73 .76 .78 PART 5: CORRELATION OF SERIES BY SEGMENTS: Summit Lake 12:40 Wed 04 Dec 2013 Page 6 ----------------------------------------------------------------------------------------------------------------------------------- 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 1925 1950 1974 1999 --- -------- --------- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- 1 SU107E 1696 1990 .86 .86 2 SU107N 1720 1990 .78 .78 3 SU110S 1640 1990 .66 .64 4 SU110W 1591 1990 .68 .46 5 SU116E 1561 1990 .78 .81 6 SU116W 1505 1990 .82 .82 7 SU118W 1669 1990 .86 .84 8 SU119W 1568 1990 .76 .69 9 SU121S 1499 1990 .67 .73 10 SU128E 1471 1990 .77 .72 11 SU128N 1492 1990 .81 .80 12 SU150N 1586 1990 .78 .82 13 SU161N 1631 1990 .78 .78 14 SU162W 1502 1990 .84 .84 26 SU403E 1686 1993 .80 .77 27 SU403W 1665 1993 .82 .81 28 SU404S 1546 1993 .46 .48 29 SU404W 1544 1993 .81 .76 30 SU407N 1780 1993 .78 .84 31 SU409N 1634 1993 .83 .85 32 SU409W 1593 1993 .89 .91 37 SU414E 1760 1993 .84 .85 38 SU414S 1734 1993 .87 .86 Av segment correlation .78 .77 PART 7: DESCRIPTIVE STATISTICS: Summit Lake 12:40 Wed 04 Dec 2013 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 SU107E 1696 1990 295 12 0 .656 1.00 3.30 .563 .672 .377 2.71 .463 -.007 1 2 SU107N 1720 1990 271 11 0 .685 1.01 2.78 .556 .660 .384 2.60 .369 -.030 1 3 SU110S 1640 1990 351 14 0 .727 .50 1.81 .281 .719 .371 2.44 .267 -.027 1 4 SU110W 1591 1990 400 16 0 .732 .39 1.94 .220 .712 .350 2.52 .274 -.048 2 5 SU116E 1561 1990 430 17 0 .777 .54 1.57 .271 .595 .356 2.59 .306 -.007 1 6 SU116W 1505 1990 486 19 0 .799 .41 1.11 .181 .450 .384 2.40 .234 -.007 1 7 SU118W 1669 1990 322 13 0 .792 .65 1.45 .249 .526 .297 2.51 .346 .005 1 8 SU119W 1568 1990 423 17 0 .729 .51 2.37 .344 .676 .447 2.75 .410 -.046 1 9 SU121S 1499 1990 492 20 0 .775 .48 1.56 .307 .716 .419 2.44 .280 -.026 1 10 SU128E 1471 1990 520 21 0 .834 .55 1.42 .269 .594 .376 2.52 .330 -.015 1 11 SU128N 1492 1990 499 20 0 .804 .42 1.01 .180 .498 .372 2.54 .302 .004 1 12 SU150N 1586 1990 405 16 0 .829 .37 .91 .183 .625 .393 2.54 .302 -.040 1 13 SU161N 1631 1990 360 14 0 .757 .67 1.81 .293 .401 .413 2.45 .221 -.033 1 14 SU162W 1502 1990 489 19 0 .790 .35 1.14 .181 .640 .385 2.45 .292 .012 1 15 SU213A 1606 1728 123 5 0 .866 .42 1.21 .230 .633 .457 2.54 .431 .014 1 16 SU214H 1505 1904 400 16 0 .807 .39 1.46 .251 .824 .301 2.45 .286 .004 1 17 SU214L 1432 1902 471 19 0 .777 .33 1.37 .207 .733 .321 2.48 .307 -.019 1 18 SU215A 1587 1944 358 14 0 .763 .23 1.09 .181 .860 .324 2.53 .299 -.011 1 19 SU217A 1445 1801 357 15 0 .697 .37 .94 .167 .570 .365 2.53 .226 -.014 1 20 SU218A 1494 1730 237 10 0 .761 .61 1.70 .291 .820 .242 2.44 .310 .020 1 21 SU219A 1554 1782 229 9 1 .636 .29 .86 .177 .841 .304 2.45 .239 -.040 2 22 SU220A 1486 1795 310 12 0 .725 .29 1.20 .207 .801 .419 2.47 .336 -.036 1 23 SU221A 1490 1773 284 11 0 .682 .39 1.54 .251 .818 .374 2.51 .343 -.037 2 24 SU222A 1466 1744 279 11 0 .818 .49 1.29 .244 .714 .331 2.50 .353 .013 1 25 SU223A 1467 1798 332 13 0 .710 .20 .90 .127 .765 .368 2.46 .320 -.020 1 26 SU403E 1686 1993 308 12 0 .814 .47 1.14 .195 .707 .277 2.38 .290 -.017 1 27 SU403W 1665 1993 329 13 0 .807 .63 1.53 .219 .605 .256 2.55 .350 -.038 1 28 SU404S 1546 1993 448 18 0 .757 .32 1.27 .184 .580 .471 2.56 .337 -.014 1 29 SU404W 1544 1993 450 18 0 .825 .38 .97 .156 .264 .447 2.54 .371 -.015 1 30 SU407N 1780 1993 214 8 0 .713 1.00 1.92 .359 .569 .307 2.56 .402 -.034 1 31 SU409N 1634 1993 360 14 0 .807 .35 1.14 .169 .551 .388 2.47 .281 -.028 1 32 SU409W 1593 1993 401 16 0 .780 .37 1.73 .203 .679 .364 2.41 .294 -.024 1 33 SU410A 1475 1902 428 17 0 .734 .31 1.15 .195 .749 .399 2.45 .331 -.002 1 34 SU411A 1473 1848 376 15 0 .798 .56 2.14 .375 .834 .309 2.40 .293 -.008 2 35 SU412A 1466 1900 435 18 0 .791 .32 .77 .138 .590 .370 2.40 .293 .000 1 36 SU413A 1452 1882 431 17 0 .710 .32 .80 .138 .673 .290 2.47 .264 -.024 1 37 SU414E 1760 1993 234 9 0 .764 1.03 3.40 .435 .712 .228 2.54 .339 -.034 6 38 SU414S 1734 1993 260 10 0 .733 .79 1.53 .228 .592 .218 2.52 .325 -.027 1 --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- Total or mean: 13797 549 1 .766 .47 3.40 .239 .648 .360 2.75 .311 -.017