Fifty Kilometres, Northwest Territories, Canada - cana294 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 : CANA294.CRN Measurement file name : CANA294.RWL Date checked : 24JUL09 Checked by : B. Bauer Beginning year : 1804 Ending year : 2005 Principal investigators: Sonia St-Onge Michael Pisaric Steve Kokelj Site name : Fifty Kilometres Site location : Canada Species information : PIBN JACK PINE Latitude : 6230 Longitude : -11326 Elevation : 228M Series intercorrelation: 0.711 Avg mean sensitivity : 0.334 Avg standard deviation : 0.206 Avg autocorrelation : 0.685 Number dated series : 48 Segment length tested : 50 Number problem segments: 0 Pct problem segments : 0.00 PART 5: CORRELATION OF SERIES BY SEGMENTS: Fifty Kilometres 17:26 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 1800 1825 1850 1875 1900 1925 1950 1975 1849 1874 1899 1924 1949 1974 1999 2024 --- -------- --------- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- 1 FIF1B 1862 2005 .84 .82 .62 .65 .54 .46 2 FIF2A 1862 2005 .81 .82 .71 .78 .82 .81 3 FIF2B 1852 2005 .86 .82 .74 .82 .79 .73 4 FIF3A 1862 2005 .82 .81 .72 .76 .76 .72 5 FIF3B 1864 2005 .86 .87 .75 .69 .71 .71 6 FIF5A 1858 2005 .61 .66 .67 .66 .45 .37 7 FIF5B 1858 2005 .73 .68 .62 .62 .49 .47 8 FIF6A 1847 2005 .57 .58 .72 .63 .57 .64 .70 9 FIF6B 1847 2005 .53 .48 .55 .59 .54 .61 .64 10 FIF7A 1853 2005 .77 .82 .85 .83 .76 .80 11 FIF7B 1853 2005 .83 .83 .79 .77 .80 .81 12 FIF8A 1884 2005 .72 .66 .69 .78 .73 13 FIF8B 1883 2005 .81 .70 .69 .78 .77 14 FIF9A 1862 2005 .83 .82 .77 .70 .65 .65 15 FIF9B 1862 2005 .82 .82 .75 .66 .54 .44 16 FIF10A 1869 2005 .65 .66 .69 .66 .68 .67 17 FIF10B 1869 2005 .76 .77 .74 .71 .59 .57 18 FIF11A 1862 2005 .71 .73 .83 .76 .68 .67 19 FIF11B 1862 2005 .82 .80 .66 .55 .53 .52 20 FIF14A 1882 2002 .59 .62 .78 .76 .74 21 FIF14B 1882 2003 .76 .79 .78 .74 .71 22 FIF16A 1850 2005 .77 .82 .73 .77 .79 .80 23 FIF16B 1850 2005 .79 .78 .72 .75 .68 .72 24 FIF17A 1862 2005 .81 .84 .74 .74 .78 .76 25 FIF17B 1858 2003 .83 .86 .81 .80 .79 .72 26 FIF18A 1848 1999 .84 .86 .71 .62 .67 .60 27 FIF18B 1847 2005 .68 .65 .73 .70 .67 .72 .72 28 FIF19A 1853 2005 .77 .72 .70 .78 .80 .70 29 FIF19B 1853 2005 .82 .73 .66 .79 .84 .83 30 FIF20A 1804 2005 .72 .75 .83 .78 .78 .83 .81 .78 31 FIF20B 1804 1990 .77 .76 .75 .69 .64 .69 .71 32 FIF22A 1804 2005 .86 .83 .78 .77 .72 .75 .74 .72 33 FIF22B 1805 1990 .77 .75 .76 .74 .74 .75 .76 34 FIF23A 1850 2005 .80 .77 .64 .69 .62 .60 35 FIF23B 1850 2005 .73 .81 .82 .79 .73 .70 36 FIF24A 1851 2005 .51 .87 .85 .77 .80 .85 37 FIF24B 1858 2005 .80 .81 .84 .83 .81 .81 38 FIF25A 1853 2005 .67 .69 .57 .57 .65 .59 39 FIF25B 1853 2005 .77 .76 .64 .58 .58 .53 40 FIF26A 1859 2005 .62 .66 .73 .75 .73 .70 41 FIF26B 1859 2005 .57 .67 .73 .73 .60 .57 42 FIF29A 1808 2005 .76 .84 .84 .88 .91 .83 .80 .84 43 FIF29B 1808 2005 .71 .74 .75 .71 .70 .76 .82 .81 44 FIF30B 1863 2005 .43 .58 .65 .72 .72 .70 45 FIF31A 1860 2005 .72 .68 .56 .58 .64 .57 46 FIF31B 1860 2005 .68 .70 .67 .69 .63 .58 47 FIF12C 1862 2005 .74 .72 .66 .84 .78 .74 48 FIF12D 1862 2005 .78 .75 .81 .85 .76 .74 Av segment correlation .76 .73 .74 .75 .71 .72 .70 .68 PART 7: DESCRIPTIVE STATISTICS: Fifty Kilometres 17:26 Fri 24 Jul 2009 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 FIF1B 1862 2005 144 6 0 .602 .28 .82 .188 .774 .390 2.70 .381 -.046 1 2 FIF2A 1862 2005 144 6 0 .765 .25 .94 .199 .688 .477 2.62 .403 -.016 1 3 FIF2B 1852 2005 154 6 0 .780 .37 2.68 .340 .640 .401 2.87 .483 -.010 1 4 FIF3A 1862 2005 144 6 0 .761 .35 .98 .149 .593 .289 2.70 .536 -.034 1 5 FIF3B 1864 2005 142 6 0 .761 .32 .85 .183 .785 .250 2.75 .447 -.054 1 6 FIF5A 1858 2005 148 6 0 .585 .32 .96 .170 .744 .244 2.76 .485 -.017 1 7 FIF5B 1858 2005 148 6 0 .623 .37 .96 .176 .700 .240 2.73 .416 -.018 1 8 FIF6A 1847 2005 159 7 0 .606 .27 1.09 .215 .844 .307 2.48 .321 .030 1 9 FIF6B 1847 2005 159 7 0 .554 .26 1.06 .221 .814 .353 2.47 .308 -.030 1 10 FIF7A 1853 2005 153 6 0 .798 .33 1.31 .192 .489 .471 2.72 .453 -.026 1 11 FIF7B 1853 2005 153 6 0 .796 .38 1.46 .219 .551 .414 2.69 .479 -.067 1 12 FIF8A 1884 2005 122 5 0 .735 .36 .95 .194 .799 .293 2.54 .457 -.039 1 13 FIF8B 1883 2005 123 5 0 .759 .41 1.00 .202 .752 .268 2.71 .475 -.008 1 14 FIF9A 1862 2005 144 6 0 .748 .32 .86 .161 .664 .265 2.73 .465 -.019 1 15 FIF9B 1862 2005 144 6 0 .665 .43 .98 .143 .595 .225 2.66 .451 -.064 1 16 FIF10A 1869 2005 137 6 0 .664 .38 2.00 .232 .629 .290 2.71 .349 -.017 1 17 FIF10B 1869 2005 137 6 0 .682 .45 1.26 .185 .599 .268 2.58 .344 -.021 2 18 FIF11A 1862 2005 144 6 0 .708 .25 1.04 .179 .707 .375 3.00 .534 -.009 1 19 FIF11B 1862 2005 144 6 0 .632 .28 .99 .182 .696 .359 2.75 .496 .016 1 20 FIF14A 1882 2002 121 5 0 .669 .49 1.94 .320 .822 .283 2.74 .484 -.058 1 21 FIF14B 1882 2003 122 5 0 .749 .49 1.30 .297 .835 .296 2.77 .490 -.023 1 22 FIF16A 1850 2005 156 6 0 .765 .32 1.52 .280 .720 .467 2.61 .456 -.063 1 23 FIF16B 1850 2005 156 6 0 .727 .31 1.61 .241 .693 .416 2.68 .381 -.018 2 24 FIF17A 1862 2005 144 6 0 .768 .35 1.01 .215 .701 .346 2.67 .429 .014 1 25 FIF17B 1858 2003 146 6 0 .786 .34 .95 .173 .595 .325 2.75 .540 -.036 1 26 FIF18A 1848 1999 152 6 0 .685 .34 1.32 .305 .845 .315 2.67 .450 .015 1 27 FIF18B 1847 2005 159 7 0 .694 .32 1.30 .224 .781 .289 2.63 .397 .008 1 28 FIF19A 1853 2005 153 6 0 .727 .38 .99 .160 .627 .266 2.76 .488 -.012 1 29 FIF19B 1853 2005 153 6 0 .769 .30 1.26 .181 .713 .282 2.78 .559 .012 1 30 FIF20A 1804 2005 202 8 0 .777 .32 1.28 .202 .737 .370 2.76 .453 .013 1 31 FIF20B 1804 1990 187 7 0 .721 .34 1.19 .194 .712 .363 2.66 .480 .046 1 32 FIF22A 1804 2005 202 8 0 .762 .29 1.00 .176 .644 .373 2.53 .323 -.017 1 33 FIF22B 1805 1990 186 7 0 .748 .25 .85 .147 .697 .366 2.66 .410 -.020 1 34 FIF23A 1850 2005 156 6 0 .676 .34 1.01 .201 .654 .353 2.79 .509 -.007 2 35 FIF23B 1850 2005 156 6 0 .754 .33 .96 .165 .522 .355 2.87 .563 -.010 1 36 FIF24A 1851 2005 155 6 0 .690 .32 .78 .151 .324 .442 2.45 .299 -.024 1 37 FIF24B 1858 2005 148 6 0 .803 .28 .88 .148 .526 .451 2.72 .508 .010 1 38 FIF25A 1853 2005 153 6 0 .614 .37 1.15 .214 .687 .300 2.74 .555 -.016 1 39 FIF25B 1853 2005 153 6 0 .661 .32 .77 .146 .548 .297 2.87 .509 -.023 1 40 FIF26A 1859 2005 147 6 0 .682 .36 1.56 .207 .595 .371 2.76 .481 -.052 1 41 FIF26B 1859 2005 147 6 0 .610 .43 1.48 .279 .655 .381 2.66 .364 -.040 1 42 FIF29A 1808 2005 198 8 0 .813 .39 1.65 .273 .695 .348 2.69 .401 .024 1 43 FIF29B 1808 2005 198 8 0 .739 .38 1.39 .235 .710 .321 2.61 .444 -.055 1 44 FIF30B 1863 2005 143 6 0 .606 .40 1.02 .216 .848 .237 2.98 .478 -.037 2 45 FIF31A 1860 2005 146 6 0 .648 .37 1.16 .202 .740 .248 2.63 .478 -.056 1 46 FIF31B 1860 2005 146 6 0 .648 .34 1.38 .244 .813 .284 2.53 .328 -.006 1 47 FIF12C 1862 2005 144 6 0 .742 .35 1.04 .185 .732 .281 2.82 .490 -.098 1 48 FIF12D 1862 2005 144 6 0 .775 .32 .82 .185 .726 .334 2.62 .407 .019 1 --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- Total or mean: 7316 297 0 .711 .34 2.68 .206 .685 .334 3.00 .445 -.019