Robson Glacier, British Columbia, Canada - CANA447 Additional information Brian Luckman Heather Watson Scott St.George Cores are stored at: University of Western Ontario Detrending: -ve exponential or linear with -ve or 0 slope References: St.George, R. S. and Luckman, B.H. 2001. Extracting a paleotemperature record from Picea engelmannii treeline sites in the central Canadian Rockies. Canadian Journal of Forest Research, 31, 457-470. Watson, H.M. 1983. A dendrochronological study of two sites in Mount Robson Provincial Park. Unpublished B.A. Thesis, Geography, University of Western Ontario. COFECHA output: Chronology file name : CANA447.CRN Measurement file name : CANA447.RWL Date checked : 09MAY14 Checked by : B. Bauer Beginning year : 1567 Ending year : 1982 Principal investigators: Brian Luckman Heather Watson Scott St.George Site name : Robson Glacier Site location : Canada Species information : PCEN ENGELMANN SPRUCE Latitude : 5309 Longitude : -11907 Elevation : 1690M Series intercorrelation: 0.520 Avg mean sensitivity : 0.157 Avg standard deviation : 0.200 Avg autocorrelation : 0.858 Number dated series : 29 Segment length tested : 50 Number problem segments: 44 Pct problem segments : 11.99 PART 5: CORRELATION OF SERIES BY SEGMENTS: Robson Glacier 17:15 Fri 09 May 2014 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 1675 1700 1725 1750 1775 1800 1825 1850 1875 1900 1925 1950 1624 1649 1674 1699 1724 1749 1774 1799 1824 1849 1874 1899 1924 1949 1974 1999 --- -------- --------- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- 1 R8120 1739 1980 .21B .25B .44 .56 .61 .50 .40 .44 .47 .51 2 R8122W 1649 1980 .44 .47 .43 .40 .40 .50 .49 .48 .55 .46 .44B .61 .77 .81 3 R8122 1588 1980 .00B .06B .06B .44 .56 .48 .43 .63 .64 .58 .67 .73 .45 .31A .61 .66 4 R8122E 1651 1980 .42 .55 .51 .57 .63 .60 .46 .52 .66 .52 .47 .67 .71 5 R8123W 1567 1980 .08B .15B .40 .42 .38 .41 .53 .55 .59 .40 .39 .56 .44 .68 .72 .74 6 R8123A 1650 1980 .53 .47 .45 .48 .32B .49 .44 .46 .68 .60 .66 .75 .77 7 R8124a 1609 1979 .32A .28B .44 .52 .29B .44 .65 .59 .63 .72 .68 .61 .40 .48 .49 8 R8124w 1588 1980 .00B-.02B .30B .38 .38B .28B .46 .73 .60 .51 .66 .60 .51 .44 .54 .54 9 R8128N 1608 1980 .03B .37 .52 .52 .53 .44 .59 .53 .54 .51 .46 .54 .44 .52 .52 10 R8128E 1648 1980 .31B .23B .22A .27A .38 .54 .54 .48 .60 .68 .48 .48 .75 .77 11 R8130E 1790 1980 .64 .61 .54 .61 .74 .83 .78 .78 12 R8131W 1758 1980 .62 .62 .66 .50 .53 .61 .44 .39 .45 13 R8131N 1741 1979 .37 .44 .64 .64 .57 .72 .68 .49 .55 .60 14 R8132E 1663 1980 .48 .55 .38 .39B .63 .54 .58 .68 .60 .41 .35B .57 .58 15 R8132S 1635 1979 .39 .53 .53 .52 .59 .58 .58 .60 .63 .58 .57 .59 .63 .72 16 R8134N 1627 1980 .43 .40B .57 .53 .52 .49 .45 .57 .74 .59 .32A .30A .57 .57 17 R8134W 1625 1980 .43 .55 .55 .59 .59 .62 .59 .47 .62 .75 .58 .56 .75 .77 18 R8135E 1659 1980 .51 .59 .57 .42 .47 .50 .49 .63 .56 .21B .35 .68 .72 19 R8135N 1640 1980 .62 .68 .49 .44 .59 .65 .44 .46 .69 .62 .34B .28B .44 .45 20 R8130W 1654 1980 -.20B-.15B .38 .41 .30B .43 .57 .62 .58 .65 .76 .79 .80 21 R83-1 1628 1982 .33B .38 .51 .38 .47 .61 .60 .60 .60 .51 .52 .71 .72 .72 22 R83-3S 1817 1982 .16A .13B .35 .65 .63 .64 .64 23 R83-4N 1618 1982 .33 .34 .61 .52 .33B .47 .66 .61 .50 .54 .52 .37 .50 .69 .71 24 R83-5N 1628 1982 .56 .58 .41B .36 .50 .67 .69 .64 .49 .56 .60 .55 .65 .68 25 R837NE 1785 1982 .26A .43 .38 .48 .64 .66 .60 .59 26 R837SW 1785 1982 .42 .41 .41 .54 .37 .56 .74 .70 27 R8131X 1743 1980 .44 .43 .56 .59 .54 .73 .73 .63 .61 .66 28 R8141a 1665 1979 .35B .47 .34 .47 .44 .36 .40 .57 .76 .52 .30B .50 .49 29 R8132X 1632 1980 .54 .62 .50 .45 .57 .60 .64 .27B .24B .41 .51 .61 .65 .71 Av segment correlation .03 .15 .39 .44 .46 .42 .46 .54 .54 .51 .55 .59 .52 .52 .63 .65 PART 7: DESCRIPTIVE STATISTICS: Robson Glacier 17:15 Fri 09 May 2014 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 R8120 1739 1980 242 10 2 .457 .43 .89 .127 .691 .181 2.67 .362 -.022 1 2 R8122W 1649 1980 332 14 1 .528 .50 1.60 .242 .896 .160 3.11 .457 .019 5 3 R8122 1588 1980 393 16 4 .470 .43 1.41 .254 .898 .178 3.03 .415 .025 1 4 R8122E 1651 1980 330 13 0 .564 .41 1.39 .190 .821 .179 2.72 .404 .030 1 5 R8123W 1567 1980 414 16 2 .466 .44 1.23 .218 .926 .155 2.57 .319 -.035 1 6 R8123A 1650 1980 331 13 1 .559 .46 1.70 .244 .932 .158 2.50 .316 -.045 1 7 R8124a 1609 1979 371 15 3 .513 .46 .96 .184 .881 .151 2.69 .434 -.012 1 8 R8124w 1588 1980 393 16 5 .445 .50 1.51 .248 .894 .164 2.72 .334 -.010 3 9 R8128N 1608 1980 373 15 1 .459 .46 1.49 .254 .913 .159 2.73 .410 -.018 1 10 R8128E 1648 1980 333 14 4 .518 .39 1.52 .204 .897 .172 2.57 .251 .009 1 11 R8130E 1790 1980 191 8 0 .691 .65 1.12 .165 .658 .162 2.51 .383 -.029 1 12 R8131W 1758 1980 223 9 0 .525 .73 1.54 .231 .885 .124 2.65 .419 -.014 1 13 R8131N 1741 1979 239 10 0 .584 .69 2.09 .237 .849 .134 2.49 .323 .021 1 14 R8132E 1663 1980 318 13 2 .529 .50 1.20 .196 .867 .146 2.62 .375 -.027 1 15 R8132S 1635 1979 345 14 0 .572 .45 .85 .142 .800 .153 2.66 .313 -.010 1 16 R8134N 1627 1980 354 14 3 .498 .46 1.30 .211 .919 .142 2.66 .357 -.026 1 17 R8134W 1625 1980 356 14 0 .603 .44 .97 .132 .806 .148 2.75 .414 -.021 1 18 R8135E 1659 1980 322 13 1 .509 .44 1.01 .168 .912 .126 2.55 .405 .006 1 19 R8135N 1640 1980 341 14 2 .516 .39 .79 .149 .898 .135 2.59 .349 -.020 3 20 R8130W 1654 1980 327 13 3 .492 .65 1.44 .208 .800 .159 2.48 .292 -.021 1 21 R83-1 1628 1982 355 14 1 .555 .52 1.39 .224 .860 .175 2.90 .428 .022 1 22 R83-3S 1817 1982 166 7 2 .472 .67 1.22 .225 .787 .178 2.45 .376 -.044 1 23 R83-4N 1618 1982 365 15 1 .523 .32 .95 .161 .876 .201 2.53 .298 -.032 1 24 R83-5N 1628 1982 355 14 1 .559 .47 1.00 .142 .780 .154 2.68 .380 -.039 1 25 R837NE 1785 1982 198 8 1 .469 .67 1.28 .197 .859 .126 2.48 .377 .007 3 26 R837SW 1785 1982 198 8 0 .519 .59 1.37 .239 .896 .137 2.65 .375 .013 2 27 R8131X 1743 1980 238 10 0 .585 .71 2.11 .251 .841 .139 2.59 .405 -.030 1 28 R8141a 1665 1979 315 13 2 .463 .49 1.08 .221 .910 .163 2.75 .466 -.002 1 29 R8132X 1632 1980 349 14 2 .506 .47 .92 .153 .768 .170 2.56 .326 -.026 1 --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- Total or mean: 9067 367 44 .520 .49 2.11 .200 .858 .157 3.11 .370 -.011