Dead Indian Hill update, Wyoming  - wy040
Additional Information 
Ferguson  Despain  Graumlich  Waggoner             

Purpose of Collection: Climatology - Snowpack reconstruction

Reference: 
Pederson, G.T., S.T. Gray, C.A. Woodhouse, J.L. Betancourt, D.B. Fagre, 
J.S. Littell, E. Watson, B.H. Luckman, and L.J. Graumlich. 2011. 
The unusual nature of recent snowpack declines in the North American Cordillera. 
Sciencexpress, Published online 9 June 2011. 
DOI: 10.1126/science.1201570

COFECHA output: 



      Chronology file name   : WY040.CRN
      Measurement file name  : WY040.RWL
      Date checked           : 07JUN11
      Checked by             : B. Bauer
      Beginning year         : 1194
      Ending year            : 2000
      Principal investigators: Ferguson  Despain  Graumlich  Waggoner               
      Site name              : Dead Indian Hill update
      Site location          : Wyoming      
      Species information    : PSME DOUGLAS-FIR
      Latitude               :   4411
      Longitude              : -10843
      Elevation              : 1474M

      Series intercorrelation: 0.772
      Avg mean sensitivity   : 0.367
      Avg standard deviation : 0.374
      Avg autocorrelation    : 0.701
      Number dated series    : 57
      Segment length tested  : 50

      Number problem segments: 8
      Pct problem segments   : 1.27



 PART 5:  CORRELATION OF SERIES BY SEGMENTS: DEad Indian Hill update                               16:57  Tue 07 Jun 2011  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   1300 1325 1350 1375 1400 1425 1450 1475 1500 1525 1550 1575 1600 1625 1650 1675 1700 1725 1750 1775

                         1349 1374 1399 1424 1449 1474 1499 1524 1549 1574 1599 1624 1649 1674 1699 1724 1749 1774 1799 1824

 --- -------- ---------  ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ----

   1 315011   1580 1970                                                          .41  .65  .89  .87  .85  .84  .82  .82  .87

   2 315012   1621 1971                                                               .84  .86  .81  .74  .72  .71  .78  .85

   3 315021   1773 1971                                                                                             .83  .83

   4 315022   1779 1971                                                                                                  .81

   5 315031   1610 1971                                                               .51  .70  .69  .86  .88  .88  .85  .87

   6 315032   1641 1971                                                                    .59  .65  .86  .90  .88  .55  .62

   7 315041   1614 1971                                                               .66  .77  .77  .87  .92  .90  .85  .85

   8 315042   1622 1971                                                               .81  .83  .85  .87  .91  .89  .84  .82

   9 315051   1710 1971                                                                                   .83  .74  .82  .88

  10 315052   1723 1971                                                                                   .68  .68  .70  .77

  11 315061   1300 1420   .84  .88  .89  .85

  12 315062   1311 1833   .92  .87  .84  .78  .65  .57  .55  .51  .46  .42  .69  .77  .62  .72  .77  .84  .89  .75  .73  .69

  13 315071   1629 1970                                                                    .71  .77  .87  .94  .85  .56  .61

  14 315072   1630 1970                                                                    .59  .77  .85  .93  .80  .70  .82

  15 315081   1684 1971                                                                              .80  .86  .74  .79  .88

  16 315082   1757 1970                                                                                             .78  .83

  17 315091   1640 1971                                                                    .67  .68  .81  .91  .80  .67  .79

  18 315101   1631 1971                                                                    .79  .83  .87  .89  .86  .78  .77

  19 315102   1651 1971                                                                         .86  .82  .81  .82  .70  .73

  20 din024r  1743 1999                                                                                        .77  .80  .82

  22 DIN014   1782 1999                                                                                                  .77

  23 din015r  1652 2000                                                                         .66  .46  .45  .45  .56  .74

  24 DIN062   1615 1970                                                               .65  .68  .65  .81  .94  .70  .47  .57

  25 DIN063   1654 1999                                                                         .60  .76  .90  .76  .66  .81

  26 DIN055   1706 1999                                                                                   .82  .79  .71  .78

  27 din058r  1646 1999                                                                    .71  .71  .86  .94  .86  .71  .76

  28 DIN022A  1662 1999                                                                         .24B .57  .86  .91  .84  .79

  29 din022br 1662 2000                                                                         .74  .78  .91  .87  .84  .80

  30 DIN118   1719 1999                                                                                   .75  .76  .69  .82

  31 DIN024   1743 1999                                                                                        .78  .81  .84

  34 DIN112   1634 1999                                                                    .60  .70  .75  .85  .87  .69  .72

  35 DIN114   1715 2000                                                                                   .74  .78  .77  .73

  36 DIN121   1632 1999                                                                    .86  .65  .69  .87  .80  .74  .71

  37 DIN125   1745 1999                                                                                        .26B .36  .55

  38 DIN166X  1714 1798                                                                                   .76  .74  .43

  39 DIN006   1795 1960                                                                                                  .69

  40 DIN012   1663 1792                                                                         .64  .75  .83  .78  .75

  42 din023   1748 2000                                                                                        .62  .64  .59

  43 DIN117   1687 1999                                                                              .40B .61  .90  .83  .84

  45 DIN016   1513 2000                                           .75  .80  .76  .75  .69  .83  .86  .91  .90  .84  .79  .82

  46 DIN025   1676 1999                                                                              .51  .65  .73  .61  .65

  47 DIN065   1565 1821                                                     .78  .78  .69  .87  .79  .83  .91  .84  .63  .65

  48 DIN104   1484 1703                                      .42  .59  .67  .71  .63  .55  .67  .65  .56

  49 DIN500   1558 1940                                                     .68  .57  .53  .66  .58  .72  .85  .86  .79  .83

  50 DIN113   1194 1478   .74  .78  .80  .70  .59  .57  .57

  52 DIN008   1658 1999                                                                         .31A .45  .60  .65  .64  .76

  53 DINO17   1651 1999                                                                         .76  .83  .92  .90  .85  .81

  54 DIN018   1610 1999                                                               .64  .75  .75  .84  .93  .90  .76  .78

  55 DIN061   1773 2000                                                                                             .50  .51

  56 DIN30    1644 2000                                                                    .72  .71  .79  .91  .87  .82  .81

 Av segment correlation   .84  .84  .84  .78  .62  .57  .56  .47  .60  .63  .72  .65  .66  .74  .70  .76  .83  .78  .71  .76

 PART 5:  CORRELATION OF SERIES BY SEGMENTS: DEad Indian Hill update                               16:57  Tue 07 Jun 2011  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   1800 1825 1850 1875 1900 1925 1950 1975

                         1849 1874 1899 1924 1949 1974 1999 2024

 --- -------- ---------  ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ----

   1 315011   1580 1970   .88  .87  .85  .78  .85  .89

   2 315012   1621 1971   .89  .87  .86  .82  .86  .86

   3 315021   1773 1971   .80  .77  .80  .83  .74  .57

   4 315022   1779 1971   .67  .71  .80  .79  .85  .84

   5 315031   1610 1971   .83  .81  .82  .74  .71  .73

   6 315032   1641 1971   .87  .85  .86  .67  .57  .70

   7 315041   1614 1971   .90  .93  .88  .79  .75  .73

   8 315042   1622 1971   .85  .91  .89  .90  .85  .79

   9 315051   1710 1971   .80  .82  .85  .79  .77  .81

  10 315052   1723 1971   .80  .86  .89  .82  .82  .86

  12 315062   1311 1833   .56

  13 315071   1629 1970   .80  .84  .80  .78  .80  .77

  14 315072   1630 1970   .78  .82  .85  .85  .88  .79

  15 315081   1684 1971   .88  .88  .90  .93  .93  .92

  16 315082   1757 1970   .87  .88  .88  .89  .90  .89

  17 315091   1640 1971   .84  .89  .90  .91  .91  .85

  18 315101   1631 1971   .71  .78  .81  .80  .76  .62

  19 315102   1651 1971   .79  .86  .73  .78  .85  .79

  20 din024r  1743 1999   .82  .87  .84  .83  .87  .86  .84

  21 DIN122   1828 1999        .65  .89  .91  .91  .82  .86

  22 DIN014   1782 1999   .71  .65  .73  .87  .89  .87  .83

  23 din015r  1652 2000   .75  .76  .22B .39B .73  .62  .63  .62

  24 DIN062   1615 1970   .62  .70  .72  .82  .88  .83

  25 DIN063   1654 1999   .79  .77  .78  .87  .86  .71  .66

  26 DIN055   1706 1999   .82  .84  .84  .83  .87  .83  .81

  27 din058r  1646 1999   .80  .77  .80  .83  .88  .87  .90

  28 DIN022A  1662 1999   .83  .88  .85  .83  .79  .79  .76

  29 din022br 1662 2000   .77  .84  .87  .85  .84  .81  .77  .74

  30 DIN118   1719 1999   .83  .50  .31B .69  .87  .84  .90

  31 DIN024   1743 1999   .83  .87  .84  .83  .88  .87  .84

  32 din102   1849 2000        .90  .90  .94  .95  .86  .70  .68

  33 DIN103   1848 1998        .80  .80  .85  .82  .80  .80

  34 DIN112   1634 1999   .79  .62  .59  .85  .88  .75  .72

  35 DIN114   1715 2000   .77  .79  .77  .88  .87  .78  .83  .82

  36 DIN121   1632 1999   .68  .79  .76  .77  .69  .57  .77

  37 DIN125   1745 1999   .71  .79  .64  .68  .87  .80  .77

  39 DIN006   1795 1960   .68  .67  .63  .74  .84  .77

  41 DIN020   1851 2000             .73  .78  .78  .73  .79  .78

  42 din023   1748 2000   .57  .79  .86  .88  .89  .83  .77  .75

  43 DIN117   1687 1999   .86  .81  .79  .89  .91  .83  .78

  44 DIN019   1917 2000                       .76  .80  .93  .94

  45 DIN016   1513 2000   .79  .75  .81  .86  .88  .80  .81  .81

  46 DIN025   1676 1999   .64  .67  .75  .77  .78  .81  .81

  49 DIN500   1558 1940   .87  .88  .90  .93  .67

  51 DIN105   1840 1999        .62  .72  .71  .75  .81  .85

  52 DIN008   1658 1999   .87  .87  .86  .83  .84  .81  .80

  53 DINO17   1651 1999   .80  .81  .82  .84  .84  .87  .91

  54 DIN018   1610 1999   .88  .88  .82  .85  .89  .90  .90

  55 DIN061   1773 2000   .44  .66  .84  .84  .86  .85  .90  .90

  56 DIN30    1644 2000   .82  .86  .78  .67  .79  .87  .91  .91

  57 DIN119   1843 2000        .25B .41  .82  .80  .70  .79  .80

 Av segment correlation   .78  .78  .78  .81  .83  .80  .81  .80

 PART 7:  DESCRIPTIVE STATISTICS: DEad Indian Hill update                                          16:57  Tue 07 Jun 2011  Page  13

 -----------------------------------------------------------------------------------------------------------------------------------



                                                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 315011   1580 1970    391     15      0    .779    .45   2.41   .356   .844   .344   2.83   .416   .005   1

   2 315012   1621 1971    351     14      0    .795    .40   1.32   .246   .776   .341   2.67   .346   .009   1

   3 315021   1773 1971    199      8      0    .750    .51   2.06   .332   .609   .357   2.61   .396   .017   1

   4 315022   1779 1971    193      7      0    .787    .38   1.10   .207   .461   .392   2.80   .482  -.054   1

   5 315031   1610 1971    362     14      0    .775    .59   2.91   .381   .788   .303   2.67   .439  -.045   1

   6 315032   1641 1971    331     13      0    .744    .53   2.05   .411   .845   .354   2.65   .365  -.034   1

   7 315041   1614 1971    358     14      0    .808    .41   2.09   .348   .843   .405   2.68   .369  -.014   1

   8 315042   1622 1971    350     14      0    .853    .38   1.47   .228   .643   .408   2.73   .456  -.012   1

   9 315051   1710 1971    262     10      0    .810    .49   1.03   .183   .596   .271   2.58   .396  -.004   1

  10 315052   1723 1971    249     10      0    .796    .49   1.42   .208   .578   .277   2.53   .346  -.057   1

  11 315061   1300 1420    121      4      0    .858    .92   2.04   .386   .533   .318   2.61   .539  -.053   1

  12 315062   1311 1833    523     21      0    .687    .46   2.43   .401   .849   .310   2.59   .325  -.013   1

  13 315071   1629 1970    342     13      0    .774    .35   1.42   .259   .836   .309   2.62   .343  -.010   1

  14 315072   1630 1970    341     13      0    .797    .40   1.70   .295   .838   .306   2.55   .304  -.006   1

  15 315081   1684 1971    288     11      0    .864    .47   1.70   .290   .794   .324   2.60   .342  -.019   1

  16 315082   1757 1970    214      8      0    .864    .38    .91   .165   .472   .345   2.50   .288  -.031   1

  17 315091   1640 1971    332     13      0    .822    .44   1.71   .303   .805   .317   2.76   .419  -.017   1

  18 315101   1631 1971    341     13      0    .771    .64   2.66   .398   .831   .266   2.64   .402  -.022   1

  19 315102   1651 1971    321     12      0    .793    .60   1.95   .359   .812   .240   2.73   .417   .016   1

  20 din024r  1743 1999    257     10      0    .837    .91   3.76   .606   .808   .329   2.60   .315  -.059   1

  21 DIN122   1828 1999    172      6      0    .820    .51   1.81   .336   .742   .329   2.55   .441   .021   1

  22 DIN014   1782 1999    218      8      0    .798    .43   1.62   .287   .573   .464   2.84   .483  -.027   1

  23 din015r  1652 2000    349     14      2    .557    .64   2.32   .306   .651   .317   2.53   .259  -.018   1

  24 DIN062   1615 1970    356     14      0    .724    .55   2.84   .452   .765   .459   2.79   .485  -.021   1

  25 DIN063   1654 1999    346     13      0    .759    .66   2.93   .440   .721   .332   2.66   .396  -.017   1

  26 DIN055   1706 1999    294     11      0    .817    .87   2.34   .439   .473   .425   2.82   .514  -.037   1

  27 din058r  1646 1999    354     14      0    .836    .64   2.68   .389   .691   .348   2.60   .394  -.042   1

  28 DIN022A  1662 1999    338     13      1    .771    .45   1.69   .249   .543   .427   2.70   .433  -.017   1

  29 din022br 1662 2000    339     14      0    .810    .49   1.78   .257   .602   .363   2.55   .345  -.027   1

  30 DIN118   1719 1999    281     11      1    .737    .46   1.40   .279   .574   .449   2.71   .408  -.025   1

  31 DIN024   1743 1999    257     10      0    .838    .91   3.81   .614   .807   .338   2.56   .307  -.063   1

  32 din102   1849 2000    152      7      0    .842    .36   1.17   .199   .433   .457   2.54   .484  -.066   1

  33 DIN103   1848 1998    151      6      0    .803    .93   3.61   .588   .470   .427   2.70   .443  -.071   1

  34 DIN112   1634 1999    366     14      0    .738    .36   1.21   .216   .691   .372   2.62   .452  -.051   1

  35 DIN114   1715 2000    286     12      0    .796    .54   1.88   .334   .534   .449   2.58   .376  -.038   1

  36 DIN121   1632 1999    368     14      0    .735    .46   1.81   .310   .703   .419   2.76   .336  -.035   1

  37 DIN125   1745 1999    255     10      1    .696    .65   2.48   .422   .689   .402   2.68   .420  -.013   1

  38 DIN166X  1714 1798     85      3      0    .618   1.08   2.03   .382   .473   .347   2.43   .438  -.023   2

  39 DIN006   1795 1960    166      7      0    .722   1.21   2.69   .543   .754   .241   2.72   .448  -.006   1

  40 DIN012   1663 1792    130      5      0    .714   1.13   4.22   .615   .623   .364   2.56   .369  -.035   1

  41 DIN020   1851 2000    150      6      0    .759    .32    .93   .196   .704   .411   2.57   .415  -.033   2

  42 din023   1748 2000    253     11      0    .757    .86   3.02   .580   .646   .414   3.02   .389  -.010   1

  43 DIN117   1687 1999    313     12      1    .785    .47   1.40   .253   .552   .405   2.63   .399  -.058   1

  44 DIN019   1917 2000     84      4      0    .847   2.05   3.95   .604   .297   .297   2.53   .408  -.072   1

  45 DIN016   1513 2000    488     20      0    .811    .56   3.67   .510   .821   .406   2.55   .338  -.035   1

  46 DIN025   1676 1999    324     12      0    .693    .65   2.27   .407   .667   .405   2.63   .359  -.015   1

  47 DIN065   1565 1821    257     10      0    .792    .80   3.47   .537   .714   .418   2.57   .393  -.009   1

  48 DIN104   1484 1703    220      9      0    .581    .79   3.65   .716   .796   .443   2.92   .490   .034   1

 PART 7:  DESCRIPTIVE STATISTICS: DEad Indian Hill update                                          16:57  Tue 07 Jun 2011  Page  14

 -----------------------------------------------------------------------------------------------------------------------------------



                                                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 DIN500   1558 1940    383     15      0    .727    .41   1.25   .233   .639   .437   2.59   .379  -.019   2

  50 DIN113   1194 1478    285      7      0    .703    .76   2.48   .482   .722   .366   2.65   .404   .011   2

  51 DIN105   1840 1999    160      6      0    .746   1.50   4.29   .960   .602   .405   2.54   .372  -.021   1

  52 DIN008   1658 1999    342     13      1    .728    .41   1.59   .245   .643   .418   2.70   .359  -.042   1

  53 DINO17   1651 1999    349     13      0    .842    .57   2.28   .371   .701   .382   2.51   .313  -.015   1

  54 DIN018   1610 1999    390     15      0    .837    .55   5.05   .565   .822   .412   2.63   .358  -.041   1

  55 DIN061   1773 2000    228     10      0    .757    .73   1.76   .326   .584   .330   2.58   .378  -.010   1

  56 DIN30    1644 2000    357     15      0    .823    .53   3.84   .591   .824   .366   2.79   .339  -.006   1

  57 DIN119   1843 2000    158      7      1    .641    .44   1.69   .240   .682   .360   2.49   .326  -.035   1

 --- -------- ---------  -----  -----  -----   ------ -----  -----  -----  -----  -----  -----  -----  -----  --

 Total or mean:          16130    628      8    .772    .58   5.05   .374   .701   .367   3.02   .385  -.023

