(Click here for a Complete Data Set in Excel 4.0 format)

Data Summary for fa41k
E= 51.26 ± 1.08(kcal/mol) log(Do/ro^2)= 6.18 ± 0.28(1/sec) J= .005582

Temp. time % 40Ar* 39Ar % 39Ar* age ± 1sd log(D/r^2) ± 1sd log(r/ro)
(C) (min) -- (E-14 mol) released (Ma) (1/sec) --
400 15 4.269 0.03 0.02 228.7 ± 132.62 ***** ± 5.12 -.05
450 16 4.377 0.08 0.08 91.9 ± 7.58 -9.37 ± 4.69 0.03
500 27 7.085 0.31 0.29 41.0 ± 4.66 -8.41 ± 3.31 0.05
550 15 42.093 0.52 0.66 23.0 ± 0.43 -7.51 ± 4.81 0.04
500 32 57.155 0.11 0.74 18.6 ± 0.37 -8.37 ± 2.71 0.02
600 22 80.391 1.97 2.12 21.2 ± 0.08 -6.63 ± 3.62 -.01
500 51 62.740 0.08 2.18 17.5 ± 0.35 -8.19 ± 2.17 -.06
650 18 80.228 3.66 4.75 20.7 ± 0.08 -5.89 ± 4.11 -.04
700 17 86.469 5.69 8.75 20.6 ± 0.05 -5.38 ± 4.24 0.02
700 25 88.825 3.34 11.09 20.3 ± 0.06 -5.61 ± 3.09 0.14
750 15 86.762 3.72 13.70 20.6 ± 0.04 -5.25 ± 4.64 0.24
750 20 84.266 2.84 15.70 20.0 ± 0.08 -5.42 ± 3.62 0.32
800 11 81.621 3.11 17.88 20.6 ± 0.06 -5.06 ± 6.12 0.40
800 10 84.047 1.84 19.17 20.5 ± 0.05 -5.20 ± 6.69 0.47
850 10 86.367 3.51 21.64 20.9 ± 0.04 -4.88 ± 6.69 0.54
850 15 84.180 2.86 23.64 20.4 ± 0.05 -5.10 ± 4.60 0.65
850 27 83.043 2.86 25.65 20.8 ± 0.06 -5.32 ± 2.84 0.76
850 37 81.581 2.30 27.26 20.5 ± 0.08 -5.52 ± 2.31 0.86
800 11 44.882 0.16 27.37 22.2 ± 0.21 -6.13 ± 6.11 0.94
750 20 38.724 0.09 27.44 17.1 ± 0.35 -6.63 ± 3.59 0.93
700 72 41.609 0.09 27.50 26.3 ± 1.63 -7.20 ± 1.75 0.93
600 960 6.074 0.06 27.54 11.2 ± 0.11 -8.50 ± 1.50 0.92
750 30 30.681 0.11 27.62 24.2 ± 1.52 -6.71 ± 2.64 0.97
800 16 43.379 0.19 27.76 22.2 ± 0.70 -6.21 ± 4.34 0.97
900 10 66.155 1.02 28.48 19.9 ± 0.11 -5.28 ± 6.68 0.95
900 20 68.945 1.62 29.62 20.7 ± 0.07 -5.36 ± 3.58 1.00
950 18 82.487 2.76 31.55 21.4 ± 0.04 -5.06 ± 3.91 1.04
950 20 81.703 1.95 32.93 20.8 ± 0.04 -5.24 ± 3.58 1.13
1000 15 80.686 3.17 35.15 22.1 ± 0.07 -4.88 ± 4.59 1.13
1000 15 75.087 1.76 36.39 20.4 ± 0.07 -5.11 ± 4.59 1.25
1000 23 71.259 1.99 37.79 21.4 ± 0.07 -5.23 ± 3.19 1.30
1000 30 71.454 1.95 39.16 21.3 ± 0.14 -5.34 ± 2.63 1.36
950 19 53.102 0.33 39.39 20.7 ± 0.65 -5.90 ± 3.74 1.46
900 15 38.895 0.08 39.45 21.2 ± 1.84 -6.39 ± 4.59 1.51
850 30 33.827 0.05 39.48 32.9 ± 2.53 -6.92 ± 2.63 1.56
750 1002 6.607 0.14 39.58 32.0 ± 5.31 -8.01 ± 1.49 1.62
1050 15 58.718 2.79 41.54 22.2 ± 0.11 -4.86 ± 4.58 1.28
1050 15 74.151 1.85 42.84 21.4 ± 0.04 -5.02 ± 4.59 1.37
1100 17 79.663 5.23 46.51 22.1 ± 0.05 -4.60 ± 4.09 1.31
1100 20 78.080 3.38 48.88 21.5 ± 0.07 -4.83 ± 3.57 1.42
1100 31 75.666 3.54 51.37 21.6 ± 0.09 -4.98 ± 2.55 1.50
1100 60 72.643 4.63 54.62 21.8 ± 0.05 -5.11 ± 1.82 1.56
1000 15 37.957 0.16 54.73 20.9 ± 1.26 -5.96 ± 4.60 1.67
900 40 15.132 0.06 54.77 20.4 ± 2.74 -6.83 ± 2.22 1.73
1100 60 64.013 3.03 56.90 21.6 ± 0.05 -5.27 ± 1.84 1.64
1100 133 63.065 4.45 60.03 21.9 ± 0.17 -5.42 ± 1.58 1.72
1100 39 52.054 1.02 60.74 20.5 ± 0.12 -5.51 ± 2.28 1.76
1100 884 53.676 13.06 69.91 22.2 ± 0.06 -5.69 ± 1.47 1.86
1200 13 69.695 4.04 72.75 22.1 ± 0.06 -4.29 ± 5.28 1.43
1300 12 78.476 33.20 96.06 21.7 ± 0.04 -2.96 ± 5.49 1.01
1550 10 19.520 5.61 99.99 23.7 ± 1.08 -2.39 ± 0.00 1.21