Ingraham Trail, Northwest Territories, Canada - cana293 Additional Site Information Sonia St-Onge Michael Pisaric Steve Kokelj Purpose of Collection: Climatology - precipitation analyses Detrend Method: Negative exponontial or linear regression with negative or 0 slope Cores are stored at: Department of Geography and Environmental Studies, Carleton University, Ottawa CANADA Attn: Michael Pisaric Notes: Samples were collected from rock outcrops in the Yellowknife region. There was little to no soil cover and ground cover was predominantly mosses and lichens. Reference: Pisaric, M.F.J., St-Onge, S.M. and Kokelj, S.V. In press. Tree-ring reconstruction of early-growing season precipitation from Yellowknife, Northwest Territories. Arctic, Antarctic and Alpine Research. Accepted June 24, 2009. COFECHA output: Chronology file name : CANA293.CRN Measurement file name : CANA293.RWL Date checked : 24JUL09 Checked by : B. Bauer Beginning year : 1734 Ending year : 2005 Principal investigators: Sonia St-Onge Michael Pisaric Steve Kokelj Site name : Ingraham Trail Site location : Canada Species information : PIBN JACK PINE Latitude : 6233 Longitude : -11352 Elevation : 214M Series intercorrelation: 0.712 Avg mean sensitivity : 0.380 Avg standard deviation : 0.232 Avg autocorrelation : 0.626 Number dated series : 52 Segment length tested : 50 Number problem segments: 0 Pct problem segments : 0.00 PART 5: CORRELATION OF SERIES BY SEGMENTS: Ingraham Trail 17:16 Fri 24 Jul 2009 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 1850 1875 1900 1925 1950 1975 1899 1924 1949 1974 1999 2024 --- -------- --------- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- 1 ING1A 1911 2005 .65 .71 .78 .80 2 ING1B 1911 2005 .83 .80 .80 .80 3 ING2A 1874 2005 .80 .80 .83 .76 .78 .79 4 ING2B 1874 2005 .83 .84 .80 .74 .79 .79 5 ING3A 1869 2005 .85 .83 .77 .76 .88 .90 6 ING3B 1872 2005 .73 .74 .59 .63 .87 .87 7 ING4A 1864 2005 .65 .71 .72 .77 .81 .84 8 ING4B 1859 2005 .66 .64 .58 .75 .85 .87 9 ING5A 1862 2005 .62 .63 .74 .58 .51 .47 10 ING5B 1862 2005 .53 .60 .72 .72 .69 .63 11 ING6A 1864 2005 .66 .64 .66 .68 .68 .69 12 ING6B 1862 2005 .60 .62 .66 .66 .68 .70 13 ING7A 1946 2002 .53 .52 .51 14 ING7B 1947 2002 .51 .51 .49 15 ING8A 1950 2005 .50 .52 16 ING8B 1950 2005 .34 .37 17 ING9A 1958 2005 .85 18 ING9B 1958 2005 .80 19 ING10A 1935 1999 .76 .84 20 ING10B 1914 2005 .69 .80 .86 .84 21 ING12A 1873 2005 .74 .74 .77 .80 .80 .80 22 ING13A 1924 2005 .67 .67 .86 .86 23 ING13B 1924 2005 .72 .73 .83 .85 24 ING14A 1923 2005 .45 .46 .41 .41 25 ING14B 1915 2005 .68 .68 .62 .58 26 ING16A 1872 2005 .83 .83 .81 .79 .81 .82 27 ING16B 1872 2005 .76 .76 .77 .79 .83 .88 28 ING17A 1860 2005 .68 .68 .65 .68 .75 .74 29 ING17C 1860 2005 .71 .71 .65 .64 .67 .69 30 ING18A 1942 2005 .40 .61 .65 31 ING18B 1942 2005 .57 .77 .79 32 ING20A 1873 2005 .83 .81 .73 .76 .81 .79 33 ING20C 1859 2005 .74 .79 .79 .78 .84 .83 34 ING21A 1915 2002 .53 .65 .50 .46 35 ING21B 1920 1999 .78 .77 .65 36 ING22A 1916 1989 .72 .66 .57 37 ING22B 1914 2001 .83 .68 .71 .70 38 ING23A 1865 2005 .67 .75 .76 .66 .61 .61 39 ING23B 1863 2002 .59 .70 .71 .57 .68 .64 40 ING25A 1874 2003 .74 .75 .79 .82 .86 .86 41 ING25B 1874 2005 .81 .82 .82 .74 .75 .77 42 ING26A 1886 2005 .62 .66 .83 .65 .64 43 ING26B 1864 1996 .59 .63 .67 .72 .55 44 ING27A 1958 2005 .89 45 ING27B 1958 2005 .88 46 ING29A 1860 2004 .73 .76 .73 .74 .65 .66 47 ING29B 1863 2005 .81 .82 .77 .75 .49 .49 48 ING30A 1876 2005 .79 .79 .77 .85 .86 49 ING30B 1876 2005 .77 .74 .69 .62 .62 50 ING31B 1734 2005 .51 .71 .77 .77 .73 .70 51 ING16C 1874 2005 .71 .72 .73 .79 .90 .90 52 ING16D 1872 2005 .77 .75 .76 .78 .87 .86 Av segment correlation .71 .73 .72 .70 .72 .71 PART 7: DESCRIPTIVE STATISTICS: Ingraham Trail 17:16 Fri 24 Jul 2009 Page 9 ----------------------------------------------------------------------------------------------------------------------------------- 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 ING1A 1911 2005 95 4 0 .722 .33 1.03 .204 .653 .470 2.61 .474 .006 1 2 ING1B 1911 2005 95 4 0 .809 .34 1.12 .227 .673 .496 2.59 .434 -.047 1 3 ING2A 1874 2005 132 6 0 .804 .34 .95 .195 .367 .581 2.69 .514 -.038 1 4 ING2B 1874 2005 132 6 0 .805 .29 1.24 .195 .466 .585 2.62 .451 -.027 1 5 ING3A 1869 2005 137 6 0 .836 .35 1.08 .160 .428 .403 2.59 .503 .019 1 6 ING3B 1872 2005 134 6 0 .748 .33 .89 .135 .300 .390 2.63 .473 .044 1 7 ING4A 1864 2005 142 6 0 .760 .37 1.07 .187 .751 .301 2.60 .452 .049 1 8 ING4B 1859 2005 147 6 0 .723 .34 1.02 .188 .779 .311 2.49 .416 -.037 1 9 ING5A 1862 2005 144 6 0 .579 .60 1.92 .343 .848 .260 2.73 .369 -.003 1 10 ING5B 1862 2005 144 6 0 .609 .50 1.36 .258 .828 .280 2.64 .452 .007 1 11 ING6A 1864 2005 142 6 0 .660 .40 1.08 .225 .494 .502 2.70 .520 .042 1 12 ING6B 1862 2005 144 6 0 .648 .34 1.19 .213 .483 .506 2.72 .436 .008 1 13 ING7A 1946 2002 57 3 0 .508 .33 .99 .214 .638 .452 2.79 .588 .087 1 14 ING7B 1947 2002 56 3 0 .505 .40 1.24 .285 .651 .496 2.67 .567 .049 1 15 ING8A 1950 2005 56 2 0 .532 .34 1.72 .270 .497 .533 2.93 .610 -.015 1 16 ING8B 1950 2005 56 2 0 .384 .40 1.09 .234 .337 .539 2.80 .512 .052 1 17 ING9A 1958 2005 48 1 0 .848 .39 .87 .158 .183 .419 2.57 .511 .092 1 18 ING9B 1958 2005 48 1 0 .805 .38 1.21 .244 .541 .490 2.51 .483 -.065 2 19 ING10A 1935 1999 65 2 0 .838 .54 1.16 .198 .410 .287 2.57 .427 -.040 1 20 ING10B 1914 2005 92 4 0 .773 .53 1.36 .207 .501 .300 2.60 .518 .021 1 21 ING12A 1873 2005 133 6 0 .771 .26 .84 .141 .575 .441 2.65 .489 .000 1 22 ING13A 1924 2005 82 4 0 .743 .47 1.38 .240 .483 .444 2.69 .436 .016 2 23 ING13B 1924 2005 82 4 0 .769 .55 1.45 .265 .489 .413 2.59 .482 .009 1 24 ING14A 1923 2005 83 4 0 .482 .45 1.30 .198 .740 .211 2.74 .491 -.023 1 25 ING14B 1915 2005 91 4 0 .629 .44 1.45 .251 .815 .233 3.15 .559 -.050 1 26 ING16A 1872 2005 134 6 0 .812 .35 .91 .192 .762 .312 2.70 .491 -.027 1 27 ING16B 1872 2005 134 6 0 .794 .45 1.29 .252 .717 .328 2.68 .458 .017 1 28 ING17A 1860 2005 146 6 0 .687 .51 1.80 .364 .882 .266 2.62 .382 -.044 1 29 ING17C 1860 2005 146 6 0 .661 .51 1.84 .369 .844 .299 2.67 .371 -.014 2 30 ING18A 1942 2005 64 3 0 .588 .55 1.67 .347 .562 .589 2.56 .580 -.087 1 31 ING18B 1942 2005 64 3 0 .720 .45 1.12 .244 .356 .588 2.77 .536 -.030 1 32 ING20A 1873 2005 133 6 0 .769 .39 .85 .129 .513 .242 2.77 .409 -.010 1 33 ING20C 1859 2005 147 6 0 .795 .49 2.48 .325 .807 .253 2.53 .351 -.057 1 34 ING21A 1915 2002 88 4 0 .474 .44 1.04 .217 .587 .355 2.69 .615 .013 1 35 ING21B 1920 1999 80 3 0 .711 .58 1.20 .239 .688 .241 2.58 .470 -.053 1 36 ING22A 1916 1989 74 3 0 .630 .32 1.38 .233 .657 .413 2.57 .431 -.034 1 37 ING22B 1914 2001 88 4 0 .757 .27 1.01 .177 .484 .557 2.55 .445 -.029 1 38 ING23A 1865 2005 141 6 0 .653 .34 .95 .205 .747 .309 2.66 .409 .009 1 39 ING23B 1863 2002 140 6 0 .652 .31 .93 .150 .591 .307 2.75 .518 .087 1 40 ING25A 1874 2003 130 6 0 .804 .44 1.28 .245 .684 .324 2.49 .323 -.050 1 41 ING25B 1874 2005 132 6 0 .781 .40 1.36 .280 .815 .334 2.62 .412 -.039 1 42 ING26A 1886 2005 120 5 0 .655 .47 1.64 .303 .882 .225 2.62 .495 .102 1 43 ING26B 1864 1996 133 5 0 .597 .54 1.85 .390 .904 .226 2.51 .364 -.047 1 44 ING27A 1958 2005 48 1 0 .894 .36 .80 .194 .273 .627 2.52 .480 .007 1 45 ING27B 1958 2005 48 1 0 .881 .55 1.34 .273 .303 .474 2.47 .400 -.094 1 46 ING29A 1860 2004 145 6 0 .700 .39 1.61 .302 .652 .460 2.92 .628 .061 1 47 ING29B 1863 2005 143 6 0 .660 .34 1.23 .206 .509 .437 2.67 .462 .002 1 48 ING30A 1876 2005 130 5 0 .810 .36 .98 .192 .486 .453 2.69 .448 -.030 1 PART 7: DESCRIPTIVE STATISTICS: Ingraham Trail 17:16 Fri 24 Jul 2009 Page 10 ----------------------------------------------------------------------------------------------------------------------------------- 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 () --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- 49 ING30B 1876 2005 130 5 0 .707 .57 2.28 .339 .597 .405 2.85 .444 -.010 1 50 ING31B 1734 2005 272 6 0 .676 .22 .83 .132 .551 .446 2.72 .392 .071 1 51 ING16C 1874 2005 132 6 0 .794 .44 1.45 .242 .668 .310 2.72 .478 .000 1 52 ING16D 1872 2005 134 6 0 .805 .36 1.08 .202 .778 .320 2.63 .456 -.021 1 --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- Total or mean: 5813 240 0 .712 .40 2.48 .232 .626 .380 3.15 .459 .000