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Data Summary for 927ksp
E= 39.00 ± 1.52(kcal/mol) log(Do/ro^2)= 3.67 ± 0.44(1/sec) J= .006828

Temp. time % 40Ar* 39Ar % 39Ar* age ± 1sd log(D/r^2) ± 1sd log(r/ro)
(C) (min) -- (E-14 mol) released (Ma) (1/sec) --
450 16 22.477 0.81 0.23 236.0 ± 5.83 -8.36 ± 0.05 0.09
450 33 29.061 0.89 0.49 218.0 ± 3.23 -8.14 ± 0.03 -.02
500 15 71.323 1.41 0.89 222.0 ± 1.33 -7.31 ± 0.05 -.06
500 31 92.809 1.76 1.39 217.0 ± 1.25 -7.32 ± 0.03 -.06
550 11 94.707 1.42 1.80 219.0 ± 1.95 -6.81 ± 0.06 0.02
550 24 97.934 2.33 2.47 220.0 ± 1.16 -6.81 ± 0.03 0.02
600 13 97.550 3.41 3.44 225.0 ± 1.13 -6.24 ± 0.05 0.02
600 33 99.106 4.73 4.79 235.0 ± 1.19 -6.36 ± 0.03 0.08
650 11 98.000 4.33 6.03 247.0 ± 1.25 -5.80 ± 0.06 0.06
650 27 99.202 6.04 7.76 255.0 ± 1.28 -5.94 ± 0.03 0.13
650 46 99.508 5.39 9.30 261.0 ± 1.30 -6.13 ± 0.02 0.23
700 13 97.844 3.88 10.40 266.0 ± 1.28 -5.66 ± 0.05 0.23
700 24 99.580 4.67 11.74 267.0 ± 1.35 -5.79 ± 0.03 0.29
750 15 98.526 5.94 13.44 270.0 ± 1.39 -5.43 ± 0.05 0.32
750 31 99.578 5.48 15.00 271.0 ± 1.38 -5.73 ± 0.03 0.47
780 15 99.055 2.96 15.85 272.0 ± 1.33 -5.64 ± 0.05 0.55
780 38 99.686 4.12 17.03 274.0 ± 1.38 -5.87 ± 0.02 0.66
820 15 98.337 2.59 17.77 275.0 ± 1.43 -5.65 ± 0.05 0.69
820 39 99.440 3.78 18.85 276.0 ± 1.38 -5.88 ± 0.02 0.81
850 16 98.794 1.97 19.41 278.0 ± 1.41 -5.75 ± 0.04 0.85
850 25 99.698 2.13 20.02 279.0 ± 1.40 -5.90 ± 0.03 0.92
880 36 98.679 4.22 21.23 280.0 ± 1.37 -5.74 ± 0.02 0.94
880 54 99.441 3.53 22.24 282.0 ± 1.47 -5.97 ± 0.02 1.06
920 17 96.956 2.26 22.88 280.0 ± 1.44 -5.65 ± 0.04 1.02
920 33 98.565 2.95 23.72 282.0 ± 1.47 -5.81 ± 0.02 1.10
960 23 97.509 3.94 24.85 280.0 ± 1.41 -5.51 ± 0.03 1.06
960 46 98.178 5.08 26.31 282.0 ± 1.41 -5.67 ± 0.02 1.14
1000 18 95.750 4.14 27.49 278.0 ± 1.43 -5.33 ± 0.04 1.08
1000 33 96.942 5.24 28.99 279.0 ± 1.44 -5.47 ± 0.02 1.15
1040 16 95.351 5.41 30.53 277.0 ± 1.38 -5.12 ± 0.04 1.07
1040 31 95.898 7.26 32.61 279.0 ± 1.36 -5.26 ± 0.03 1.14
1070 15 94.652 6.30 34.41 277.0 ± 1.72 -4.98 ± 0.05 1.07
1070 26 95.708 7.89 36.66 280.0 ± 1.41 -5.09 ± 0.03 1.13
1070 35 95.642 8.37 39.06 282.0 ± 1.49 -5.17 ± 0.02 1.17
1070 42 96.072 7.46 41.19 282.0 ± 1.42 -5.27 ± 0.02 1.22
1070 51 96.869 7.16 43.23 282.0 ± 1.51 -5.35 ± 0.02 1.26
1070 61 96.983 7.16 45.28 282.0 ± 1.52 -5.41 ± 0.02 1.29
1070 60 97.072 5.34 46.81 283.0 ± 1.44 -5.51 ± 0.02 1.34
1070 92 97.061 6.72 48.73 282.0 ± 1.51 -5.58 ± 0.02 1.37
1100 35 98.069 3.96 49.86 281.0 ± 1.51 -5.38 ± 0.02 1.34
1100 70 97.296 6.67 51.77 281.0 ± 1.47 -5.44 ± 0.02 1.37
1100 101 96.566 7.61 53.94 281.0 ± 1.50 -5.51 ± 0.02 1.41
1100 132 96.164 7.88 56.20 280.0 ± 1.52 -5.59 ± 0.01 1.45
1100 159 95.973 7.85 58.44 280.0 ± 1.62 -5.65 ± 0.01 1.48
1100 186 95.765 7.41 60.56 279.0 ± 1.73 -5.72 ± 0.01 1.51
1100 902 95.811 23.30 67.20 278.0 ± 2.11 -5.86 ± 0.01 1.58
1120 185 97.280 5.93 68.90 277.0 ± 1.94 -5.71 ± 0.02 1.55
1160 16 96.727 1.89 69.44 276.0 ± 1.53 -5.13 ± 0.04 1.34
1200 19 96.238 7.30 71.53 275.0 ± 1.44 -4.60 ± 0.04 1.16
1250 14 96.021 16.40 76.21 274.0 ± 1.41 -4.06 ± 0.05 0.98
1300 20 95.466 53.20 91.43 273.0 ± 1.34 -3.46 ± 0.03 0.77
1350 25 94.218 27.20 99.20 276.0 ± 1.43 -3.19 ± 0.03 0.72
1400 15 85.626 1.31 99.57 278.0 ± 2.49 -3.55 ± 0.05 0.97
1550 10 62.480 1.49 99.99 280.0 ± 4.15 -2.60 ± 0.00 0.70