Chronology file name : NONE Measurement file name : CA557.RWL Date checked : 12JAN96 Technician's name : MARIETTE SEKLECKI Supervisor's name : HENRI D. GRISSINO-MAYER Beginning year : 1525 Ending year : 1983 Principal investigators: F. H. SCHWEINGRUBER Site name : LASSEN NATIONAL PARK Site location : CALIFORNIA, USA Species information : TSME MOUNTAIN HEMLOCK Latitude : 4027N Longitude : 12131W Elevation : 2550 M Series intercorrelation: 0.653 Avg mean sensitivity : 0.250 Avg standard deviation : 0.243 Avg autocorrelation : 0.697 Number dated series : 22 Segment length tested : 50 Number problem segments: 7 Pct problem segments : 2.08 Are there obvious misdated series? NO Number possible misdated series : N/A Percent misdated series : 0.00 Do they affect chronology quality? N/A Recommend withhold from ITRDB? N/A Comments: #17 760091 1800-1980 HAS LOW CORRELATION EXCELLENT HIGH QUALITY DATA SET PART 5: CORRELATION OF SERIES BY SEGMENTS: 14:17 Fri 12 JAN 1996 Page 5 ----------------------------------------------------------------------------------------------------------------------------------- Correlations of 50-year dated segments, lagged 25 years Flags: A = correlation under 0.3281 but highest as dated; B = correlation higher at other than dated position Seq Series Time_span 1525 1550 1575 1600 1625 1650 1675 1700 1725 1750 1775 1800 1825 1850 1875 1900 1925 1950 1574 1599 1624 1649 1674 1699 1724 1749 1774 1799 1824 1849 1874 1899 1924 1949 1974 1999 --- -------- --------- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- 1 760011 1562 1983 .81 .82 .81 .80 .74 .76 .69 .70 .75 .77 .81 .84 .84 .78 .71 .75 .73 2 760012 1565 1983 .76 .82 .77 .80 .80 .71 .68 .72 .79 .85 .81 .84 .82 .72 .71 .80 .82 3 760021 1624 1983 .57 .57 .72 .71 .79 .71 .72 .73 .62 .50 .41 .49 .51 .52 .59 4 760022 1597 1983 .69 .67 .67 .66 .71 .78 .83 .81 .77 .70 .74 .69 .62 .67 .79 .77 5 760031 1564 1983 .48 .46 .30B .41 .60 .71 .75 .75 .79 .81 .83 .84 .87 .78 .65 .75 .76 6 760032 1579 1982 .56 .70 .76 .75 .75 .80 .79 .78 .84 .86 .88 .83 .75 .72 .80 .72 7 760041 1615 1983 .51 .64 .48 .49 .52 .63 .73 .78 .80 .83 .81 .77 .66 .68 .72 8 760042 1662 1983 .57 .56 .57 .62 .69 .72 .72 .75 .81 .78 .69 .72 .63 9 760051 1581 1983 .67 .39 .60 .68 .67 .70 .61 .68 .74 .67 .64 .71 .68 .57 .54 .61 10 760052 1583 1983 .80 .55 .68 .72 .59 .61 .54 .63 .73 .68 .73 .73 .57 .59 .63 .63 11 760061 1579 1983 .56 .54 .63 .51 .34 .53 .66 .57 .64 .68 .45 .53 .72 .60 .48 .49 12 760062 1604 1983 .44 .68 .64 .57 .74 .73 .63 .60 .57 .64 .73 .62 .62 .69 .71 13 760071 1644 1983 .40 .54 .56 .43 .45 .51 .53 .63 .81 .70 .53 .44 .44 .43 14 760072 1630 1983 .66 .61 .64 .66 .51 .55 .69 .73 .83 .72 .59 .45 .46 .48 15 760081 1625 1983 .70 .60 .48 .43 .51 .55 .57 .61 .76 .68 .57 .42 .40 .52 16 760082 1728 1983 .44 .49 .44 .37 .60 .74 .59 .43 .42 .55 17 760091 1525 1980 .53 .57 .54 .68 .79 .70 .60 .66 .49 .34 .35 .08B .17B .18B .18B .49 .24B .13B 18 760092 1525 1983 .51 .50 .58 .75 .84 .86 .67 .69 .63 .45 .50 .52 .67 .79 .69 .47 .54 .60 19 760111 1582 1983 .70 .66 .70 .75 .70 .76 .77 .65 .64 .76 .87 .81 .61 .53 .66 .70 20 760112 1561 1983 .67 .63 .56 .78 .80 .73 .71 .69 .76 .83 .77 .81 .81 .76 .72 .69 .67 21 760121 1651 1983 .67 .59 .53 .54 .60 .65 .80 .88 .84 .74 .65 .52 .53 22 760122 1636 1983 .73 .70 .62 .72 .63 .67 .75 .73 .76 .74 .72 .71 .63 .64 PART 7: DESCRIPTIVE STATISTICS: 14:17 Fri 12 JAN 1996 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 760011 1562 1983 422 17 0 0.775 0.61 1.86 0.248 0.586 0.293 1.91 0.289 -0.027 5 2 760012 1565 1983 419 17 0 0.777 0.57 1.56 0.243 0.598 0.304 1.99 0.315 -0.010 1 3 760021 1624 1983 360 15 0 0.599 0.51 1.52 0.315 0.820 0.297 2.03 0.303 0.016 1 4 760022 1597 1983 387 16 0 0.722 0.54 1.96 0.323 0.719 0.338 1.89 0.286 -0.027 1 5 760031 1564 1983 420 17 1 0.674 0.53 1.45 0.277 0.826 0.252 2.05 0.402 -0.015 4 6 760032 1579 1982 404 16 0 0.760 0.41 1.23 0.150 0.465 0.302 1.92 0.301 -0.008 1 7 760041 1615 1983 369 15 0 0.659 0.39 0.88 0.136 0.474 0.312 2.01 0.316 -0.041 1 8 760042 1662 1983 322 13 0 0.676 0.54 1.11 0.190 0.710 0.232 1.95 0.314 -0.027 1 9 760051 1581 1983 403 16 0 0.648 0.58 1.50 0.229 0.628 0.275 1.86 0.232 -0.017 1 10 760052 1583 1983 401 16 0 0.667 0.56 1.66 0.226 0.640 0.256 1.95 0.275 -0.012 1 11 760061 1579 1983 405 16 0 0.562 0.51 1.34 0.197 0.814 0.189 2.11 0.293 -0.004 1 12 760062 1604 1983 380 15 0 0.632 0.59 1.23 0.170 0.749 0.164 1.86 0.228 0.008 1 13 760071 1644 1983 340 14 0 0.540 0.87 1.83 0.288 0.796 0.171 1.97 0.282 0.008 1 14 760072 1630 1983 354 14 0 0.629 0.85 1.47 0.181 0.477 0.179 1.89 0.256 -0.003 2 15 760081 1625 1983 359 14 0 0.587 0.66 1.80 0.225 0.609 0.237 1.92 0.260 -0.002 1 16 760082 1728 1983 256 10 0 0.521 0.63 1.30 0.208 0.725 0.200 1.91 0.254 0.044 1 17 760091 1525 1980 456 18 6 0.426 0.58 1.97 0.419 0.922 0.292 1.88 0.266 0.008 1 18 760092 1525 1983 459 18 0 0.631 0.59 2.00 0.336 0.884 0.223 1.90 0.223 -0.022 1 19 760111 1582 1983 402 16 0 0.718 0.52 1.33 0.194 0.640 0.265 1.86 0.244 -0.003 1 20 760112 1561 1983 423 17 0 0.734 0.58 1.36 0.209 0.754 0.206 1.84 0.253 0.000 1 21 760121 1651 1983 333 13 0 0.683 0.73 1.99 0.289 0.733 0.234 2.12 0.397 -0.055 1 22 760122 1636 1983 348 14 0 0.704 0.64 1.60 0.232 0.707 0.231 1.98 0.292 -0.004 1 --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- Total or mean: 8422 337 7 0.653 0.59 2.00 0.243 0.697 0.250 2.12 0.285 -0.009