Table 3 A list of the fault plane parameters and their moment magnitude. The bold numbers are the interpreted fault planes. All these events are divided into three groups. The chosen fault plane are parameterized by bold characters

1

1,010,290,357

87.4

− 158.9

55.9

68.9

− 2.8

3.29E + 12

2.3

South-east group

2

1,010,290,338

67.1

150.9

54.9

63.3

25.8

2.07E + 12

2.1

3

1,010,290,247

77.1

176.3

31.2

86

12

5.70E + 12

2.4

4

1,109,020,632

59.5

148.8

37.3

63.5

34.6

5.79E + 12

2.4

5

1,011,280,219

62.2

149.7

40.6

63.5

31.4

5.38E + 11

1.8

6

1,112,231,320

75

150.3

48.8

61.4

17.1

7.59E + 12

2.5

7

1,102,261,524

79.5

− 111.9

− 105.86

24.1

− 26.5

1.89E + 11

1.5

Normal-faulting group

8

1,110,140,551

33.2

− 27.8

358.3

75.2

− 120.1

4.13E + 12

2.3

9

1,107,160,715

77.4

− 107.7

− 113.77

21.6

− 36.2

3.46E + 11

1.6

10

1,112,300,522

76.4

− 86.4

228

14.1

− 104.6

1.33E + 11

1.4

11

1,107,160,405

76.2

− 161

206.2

71.6

− 14.5

1.79E + 12

2.1

North-west group

12

1,110,150,200

58

− 165.8

225.1

78

− 32.8

8.98E + 10

1.2

13

1,110,141,709

73.4

− 149.5

208.4

60.9

− 19

1.16E + 12

2

14

1,107,160,040

69.1

− 163.3

256.3

74.4

− 21.7

1.14E + 12

2

15

1,111,200,142

43.3

− 162.7

209.7

78.2

− 48.1

3.85E + 12

2.3

16

1,107,160,806

83.6

− 172.6

210.8

82.7

− 6.5

8.63E + 11

1.9

17

1,107,161,220

57.9

154.4

202.5

68.5

34.8

2.24E + 11

1.5

18

1,109,111,415

40

− 172.4

254.7

85.2

− 50.3

1.33E + 13

2.7