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Data Summary for mh8911
E= 50.70 ± 1.71(kcal/mol) log(Do/ro^2)= 5.79 ± 0.44(1/sec) J= .005004

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 15 8.689 0.03 0.07 686.0 ± 43.90 -9.37 ± 5.10 -.08
500 30 31.977 0.08 0.24 240.8 ± 3.71 -8.63 ± 3.14 0.04
550 32 84.858 0.21 0.70 176.2 ± 0.82 -7.76 ± 2.94 0.04
600 30 93.673 0.56 1.87 165.7 ± 0.45 -6.88 ± 2.98 -.01
630 19 95.810 0.45 2.82 173.7 ± 0.45 -6.51 ± 3.88 0.02
660 12 96.483 0.59 4.08 178.5 ± 0.62 -6.02 ± 5.70 -.03
690 18 98.412 1.69 7.67 183.3 ± 0.40 -5.51 ± 4.03 -.10
720 12 99.025 1.54 10.94 186.4 ± 0.27 -5.18 ± 5.67 -.10
750 18 99.142 3.08 17.47 188.6 ± 0.24 -4.87 ± 3.95 -.09
800 10 98.829 2.83 23.45 190.0 ± 0.33 -4.49 ± 6.68 -.02
800 30 98.951 3.13 30.08 191.1 ± 0.35 -4.81 ± 2.59 0.14
800 40 97.984 1.84 33.99 191.3 ± 0.21 -5.09 ± 2.14 0.27
800 45 97.359 1.21 36.56 191.6 ± 1.02 -5.28 ± 2.00 0.37
750 192 88.343 0.99 38.66 193.2 ± 0.44 -5.97 ± 1.42 0.46
700 914 65.940 0.75 40.25 196.2 ± 0.30 -6.74 ± 1.38 0.57
800 76 94.573 0.83 42.02 191.4 ± 0.38 -5.60 ± 1.62 0.53
850 45 97.243 1.29 44.75 192.8 ± 0.26 -5.16 ± 1.99 0.54
900 28 97.669 1.78 48.53 196.2 ± 0.24 -4.78 ± 2.68 0.56
950 15 97.949 2.16 53.11 197.3 ± 0.75 -4.39 ± 4.54 0.56
1000 10 98.616 2.11 57.57 196.1 ± 0.21 -4.17 ± 6.65 0.63
1000 20 98.097 1.75 61.27 194.7 ± 0.29 -4.51 ± 3.52 0.80
1000 34 96.950 1.71 64.90 193.1 ± 0.24 -4.71 ± 2.35 0.90
1000 121 95.567 2.99 71.24 192.4 ± 0.29 -4.95 ± 1.42 1.02
900 65 73.920 0.10 71.46 192.2 ± 1.43 -6.10 ± 1.76 1.22
800 823 27.923 0.11 71.68 213.5 ± 1.09 -7.19 ± 1.45 1.32
950 90 83.500 0.33 72.39 191.5 ± 3.01 -5.72 ± 1.61 1.23
1030 30 95.526 0.70 73.87 191.3 ± 0.41 -4.90 ± 2.60 1.09
1050 20 95.041 0.47 74.88 191.6 ± 0.92 -4.88 ± 3.57 1.15
1075 15 94.765 0.51 75.95 192.0 ± 0.64 -4.71 ± 4.58 1.14
1100 10 95.708 0.43 76.87 192.2 ± 0.44 -4.58 ± 6.68 1.15
1100 20 94.808 0.58 78.11 193.3 ± 0.41 -4.73 ± 3.58 1.23
1100 30 92.954 0.66 79.49 193.7 ± 0.34 -4.83 ± 2.65 1.27
1100 80 92.892 1.28 82.21 195.8 ± 0.57 -4.92 ± 1.72 1.32
1100 1152 83.821 5.84 94.58 199.3 ± 0.48 -5.16 ± 0.89 1.44
1100 1434 54.914 1.26 97.25 205.5 ± 0.80 -5.49 ± 1.09 1.61
1100 1352 35.772 0.40 98.10 212.3 ± 0.93 -5.74 ± 1.32 1.73
1200 13 90.028 0.17 98.46 198.6 ± 1.08 -3.96 ± 5.23 1.11
1300 25 85.599 0.45 99.42 199.3 ± 0.75 -3.58 ± 2.89 1.16
1550 21 26.439 0.27 99.99 194.2 ± 1.36 -2.88 ± 5.27 1.30