Bear Canyon, Montana - MT140 Additional Site Information Stephen T. Gray COFECHA output: Chronology file name : MT140.CRN Measurement file name : MT140.RWL Date checked : 29JUL19 Checked by : B. Bauer Beginning year : 369 Ending year : 1998 Principal investigators: Stephen T. Gray Site name : Bear Canyon Site location : Montana Species information : PSME DOUGLAS-FIR Latitude : 4501 Longitude : -10837 Elevation : 2100M Series intercorrelation: 0.747 Avg mean sensitivity : 0.311 Avg standard deviation : 0.180 Avg autocorrelation : 0.712 Number dated series : 20 Segment length tested : 50 Number problem segments: 15 Pct problem segments : 3.06 PART 5: CORRELATION OF SERIES BY SEGMENTS: Bear Canyon 16:48 Mon 29 Jul 2019 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 400 425 450 475 500 525 550 575 600 625 650 675 700 725 750 775 800 825 850 875 449 474 499 524 549 574 599 624 649 674 699 724 749 774 799 824 849 874 899 924 --- -------- --------- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- 1 BLB57A2 369 1354 .90 .85 .81 .82 .84 .79 .76 .77 .65 .32A .25A-.09B-.13B .23A .29A .50 .66 .66 .78 .86 2 BLB57e2 400 1354 .90 .85 .81 .82 .84 .79 .76 .77 .65 .32A .25A-.09B-.13B .23A .29A .50 .64 .72 .87 .82 3 BLB54B 825 1490 .46 .73 .76 4 BLB58B 870 1509 .69 .65 Av segment correlation .90 .85 .81 .82 .84 .79 .76 .77 .65 .32 .25 -.09 -.13 .23 .29 .50 .65 .61 .77 .77 PART 5: CORRELATION OF SERIES BY SEGMENTS: Bear Canyon 16:48 Mon 29 Jul 2019 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 900 925 950 975 1000 1025 1050 1075 1100 1125 1150 1175 1200 1225 1250 1275 1300 1325 1350 1375 949 974 999 1024 1049 1074 1099 1124 1149 1174 1199 1224 1249 1274 1299 1324 1349 1374 1399 1424 --- -------- --------- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- 1 BLB57A2 369 1354 .83 .82 .83 .73 .71 .79 .69 .85 .92 .88 .71 .59 .74 .79 .76 .75 .64 .54 2 BLB57e2 400 1354 .80 .85 .86 .77 .67 .71 .78 .86 .92 .85 .70 .55 .69 .81 .82 .79 .73 .70 3 BLB54B 825 1490 .77 .76 .76 .72 .52 .62 .82 .87 .87 .85 .83 .57 .61 .81 .79 .81 .82 .74 .76 .80 4 BLB58B 870 1509 .63 .72 .72 .57 .43B .56 .61 .79 .80 .67 .58 .48 .61 .71 .77 .69 .53 .59 .67 .64 5 BLB50C 1027 1859 .54 .76 .87 .84 .78 .71 .58 .66 .87 .80 .76 .82 .83 .84 .78 6 BLB50A 1034 1889 .74 .83 .94 .93 .86 .83 .68 .73 .86 .86 .89 .91 .84 .79 .81 7 BLB58A 1073 1575 .74 .80 .81 .74 .67 .68 .82 .85 .83 .83 .61 .44 .51 .55 8 BLB55BF 1120 1916 .81 .79 .75 .59 .73 .85 .83 .79 .69 .70 .77 .74 9 BLB59 1229 1931 .86 .83 .87 .70 .58 .55 .30B 10 BLB07B 1367 1998 .34 .31B 11 BLB56A 1385 1998 .74 Av segment correlation .76 .79 .79 .70 .58 .66 .75 .85 .86 .80 .72 .59 .70 .82 .81 .80 .72 .66 .66 .63 PART 5: CORRELATION OF SERIES BY SEGMENTS: Bear Canyon 16:48 Mon 29 Jul 2019 Page 7 ----------------------------------------------------------------------------------------------------------------------------------- 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 1400 1425 1450 1475 1500 1525 1550 1575 1600 1625 1650 1675 1700 1725 1750 1775 1800 1825 1850 1875 1449 1474 1499 1524 1549 1574 1599 1624 1649 1674 1699 1724 1749 1774 1799 1824 1849 1874 1899 1924 --- -------- --------- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- 3 BLB54B 825 1490 .67 .73 .78 4 BLB58B 870 1509 .62 .56 .71 .65 5 BLB50C 1027 1859 .81 .88 .88 .87 .90 .88 .90 .91 .84 .81 .86 .88 .82 .82 .83 .88 .86 .80 6 BLB50A 1034 1889 .78 .81 .85 .73 .74 .85 .86 .83 .78 .72 .77 .84 .82 .86 .82 .83 .89 .57 .40 7 BLB58A 1073 1575 .57 .65 .69 .65 .70 .65 .64 8 BLB55BF 1120 1916 .75 .70 .73 .62 .50 .68 .84 .74 .66 .72 .70 .76 .83 .84 .82 .79 .83 .78 .52 .54 9 BLB59 1229 1931 .58 .84 .88 .82 .86 .89 .89 .86 .77 .81 .92 .91 .91 .90 .88 .89 .91 .91 .81 .85 10 BLB07B 1367 1998 .74 .82 .89 .90 .90 .91 .82 .79 .86 .79 .81 .86 .84 .88 .84 .85 .87 .84 .75 .78 11 BLB56A 1385 1998 .73 .85 .84 .79 .78 .84 .85 .69 .65 .72 .77 .80 .80 .60 .55 .69 .72 .70 .63 .72 12 BLB09C 1426 1998 .61 .72 .73 .72 .78 .79 .76 .65 .58 .74 .82 .78 .76 .71 .62 .59 .65 .67 .64 13 BLB11 1430 1998 .72 .89 .87 .85 .81 .82 .84 .81 .79 .83 .79 .74 .77 .76 .84 .80 .77 .77 .71 14 BLB07A 1463 1998 .84 .86 .88 .91 .90 .84 .85 .89 .90 .92 .90 .92 .90 .88 .88 .86 .74 .77 15 BLB09AO 1465 1998 .54 .66 .77 .73 .81 .80 .46 .48 .74 .82 .70 .69 .71 .66 .74 .85 .77 .58 16 BLB51D 1520 1998 .78 .82 .79 .77 .77 .62 .70 .84 .82 .82 .81 .86 .91 .94 .76 .69 17 BLB02 1583 1998 .79 .79 .85 .71 .65 .72 .65 .64 .75 .71 .63 .64 .67 18 BLB56B 1583 1998 .75 .69 .74 .75 .82 .82 .78 .80 .82 .79 .84 .78 .68 19 BLB04 1613 1998 .72 .79 .85 .86 .90 .92 .92 .93 .89 .59 .43 .81 20 BLB03B 1670 1998 .81 .81 .77 .77 .79 .80 .83 .83 .74 .66 Av segment correlation .69 .74 .79 .76 .78 .81 .83 .80 .74 .74 .79 .83 .81 .80 .78 .80 .81 .77 .67 .70 PART 5: CORRELATION OF SERIES BY SEGMENTS: Bear Canyon 16:48 Mon 29 Jul 2019 Page 8 ----------------------------------------------------------------------------------------------------------------------------------- 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 1900 1925 1950 1949 1974 1999 --- -------- --------- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- 9 BLB59 1229 1931 .88 10 BLB07B 1367 1998 .84 .83 .72 11 BLB56A 1385 1998 .65 .58 .58 12 BLB09C 1426 1998 .65 .74 .75 13 BLB11 1430 1998 .79 .72 .63 14 BLB07A 1463 1998 .81 .83 .80 15 BLB09AO 1465 1998 .54 .71 .84 16 BLB51D 1520 1998 .83 .76 .68 17 BLB02 1583 1998 .64 .66 .72 18 BLB56B 1583 1998 .82 .86 .82 19 BLB04 1613 1998 .84 .79 .81 20 BLB03B 1670 1998 .83 .84 .82 Av segment correlation .76 .76 .74 PART 7: DESCRIPTIVE STATISTICS: Bear Canyon 16:48 Mon 29 Jul 2019 Page 15 ----------------------------------------------------------------------------------------------------------------------------------- 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 BLB57A2 369 1354 986 38 6 .646 .47 2.06 .312 .884 .238 2.46 .266 -.023 1 2 BLB57e2 400 1354 955 38 6 .654 .45 1.63 .312 .886 .241 2.48 .285 -.009 2 3 BLB54B 825 1490 666 26 0 .733 .32 1.07 .169 .782 .312 2.70 .347 .000 1 4 BLB58B 870 1509 640 26 1 .656 .21 .56 .100 .763 .274 2.59 .312 -.010 1 5 BLB50C 1027 1859 833 33 0 .813 .36 1.02 .175 .631 .383 2.62 .321 -.015 2 6 BLB50A 1034 1889 856 34 0 .799 .29 1.12 .157 .635 .388 2.51 .343 -.020 1 7 BLB58A 1073 1575 503 21 0 .695 .53 1.16 .224 .831 .200 2.37 .224 .001 2 8 BLB55BF 1120 1916 797 32 0 .756 .34 1.07 .217 .789 .385 2.52 .313 -.013 1 9 BLB59 1229 1931 703 28 1 .823 .42 1.52 .210 .575 .401 2.53 .323 -.018 1 10 BLB07B 1367 1998 632 25 1 .807 .18 .72 .092 .628 .368 2.51 .301 -.007 1 11 BLB56A 1385 1998 614 24 0 .740 .24 .74 .111 .641 .334 2.51 .298 -.031 1 12 BLB09C 1426 1998 573 22 0 .695 .27 .78 .100 .564 .267 2.66 .427 -.016 9 13 BLB11 1430 1998 569 22 0 .778 .24 .69 .109 .760 .250 2.70 .298 .000 1 14 BLB07A 1463 1998 536 21 0 .861 .20 .59 .089 .616 .334 2.48 .319 -.021 1 15 BLB09AO 1465 1998 534 21 0 .700 .39 1.19 .171 .725 .236 2.66 .378 -.018 1 16 BLB51D 1520 1998 479 19 0 .801 .38 2.00 .304 .801 .417 2.64 .342 -.037 1 17 BLB02 1583 1998 416 16 0 .718 .36 .96 .126 .608 .253 2.44 .264 -.002 1 18 BLB56B 1583 1998 416 16 0 .784 .32 .69 .103 .478 .265 2.54 .335 -.036 1 19 BLB04 1613 1998 386 15 0 .809 .33 1.40 .212 .762 .370 2.49 .313 .006 1 20 BLB03B 1670 1998 329 13 0 .779 .35 .78 .113 .618 .228 2.42 .253 -.020 2 --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- Total or mean: 12423 490 15 .747 .34 2.06 .180 .712 .311 2.70 .313 -.015