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Data Summary for fa9k
E= 50.81 ± 1.71(kcal/mol) log(Do/ro^2)= 6.30 ± 0.44(1/sec) J= .002182

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 13 35.294 0.01 0.04 737.0 ± 5.60 -9.70 ± 5.69 -.25
450 28 75.218 0.03 0.16 536.0 ± 3.07 -8.93 ± 3.41 -.06
500 11 82.587 0.02 0.26 443.2 ± 1.88 -8.34 ± 6.30 0.14
580 16 92.292 0.39 1.97 228.7 ± 0.79 -6.51 ± 4.71 -.11
620 21 91.084 0.46 3.99 50.1 ± 0.66 -6.13 ± 3.68 0.00
660 25 91.752 0.79 7.48 55.7 ± 0.66 -5.68 ± 3.18 0.04
700 24 92.090 0.77 10.90 31.4 ± 0.06 -5.46 ± 3.19 0.18
740 37 92.437 1.09 15.74 30.7 ± 0.05 -5.34 ± 2.38 0.34
780 19 89.827 0.55 18.16 27.8 ± 0.04 -5.25 ± 3.75 0.50
820 22 86.722 0.70 21.24 42.2 ± 0.08 -5.14 ± 3.32 0.64
840 19 84.175 0.38 22.93 28.6 ± 0.05 -5.29 ± 3.73 0.81
840 28 83.233 0.29 24.23 26.9 ± 0.12 -5.54 ± 2.75 0.93
840 49 82.420 0.29 25.53 27.3 ± 0.11 -5.76 ± 1.97 1.04
840 949 85.991 1.46 31.99 29.3 ± 0.05 -6.29 ± 1.42 1.31
900 25 87.046 0.13 32.54 48.4 ± 0.51 -5.73 ± 2.97 1.28
950 16 90.546 0.27 33.72 53.0 ± 0.11 -5.19 ± 4.32 1.21
1000 23 92.137 0.62 36.45 43.3 ± 0.11 -4.96 ± 3.17 1.27
1050 29 92.187 1.37 42.50 48.2 ± 0.12 -4.67 ± 2.63 1.29
1100 16 92.679 1.90 50.90 51.1 ± 0.11 -4.19 ± 4.27 1.20
1100 22 93.741 1.16 56.05 50.8 ± 0.07 -4.47 ± 3.25 1.34
1100 39 94.003 0.87 59.90 51.2 ± 0.06 -4.80 ± 2.16 1.51
1100 60 94.396 1.19 65.15 54.9 ± 0.04 -4.80 ± 1.74 1.51
1100 92 94.025 0.90 69.15 55.3 ± 0.13 -5.05 ± 1.56 1.63
1100 89 93.024 0.63 71.93 57.4 ± 0.11 -5.14 ± 1.62 1.68
1100 942 91.822 2.02 80.87 59.3 ± 0.23 -5.56 ± 1.33 1.89
1150 77 95.289 1.34 86.80 66.5 ± 0.15 -4.49 ± 1.69 1.49
1200 28 95.896 2.56 98.12 65.1 ± 0.10 -3.33 ± 2.44 1.05
1250 25 91.243 0.18 98.93 57.8 ± 0.21 -3.82 ± 3.01 1.41
1550 17 43.179 0.24 99.99 75.6 ± 0.45 -2.73 ± 4.58 1.47