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American Relative Sunspot Numbers for March 2001

DayMn. Raw Ras.d.       Mn. Rak  s.d.
1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

23

24

25

26

27

28

29

30

31

98

60

72

115

112

130

118

109

92

100

117

114

113

95

101

104

98

76

87

87

107

119

122

150

191

233

281

310

316

288

288

263
3.2

3.5

8.2

7.1

6.9

4.7

5.0

6.1

5.5

5.4

5.6

7.1

5.0

5.0

4.9

5.9

4.1

4.9

4.1

5.6

5.8

4.6

5.2

7.4

8.2

12.1

11.6

12.7

12.2

14.8

14.7

  54

62

100

98

111

101

92

82

88

98

94

96

80

85

87

80

64

72

72

92

101

102

130

173

202

235

267

273

245

247

228

2.1

2.8

7.2

4.4

4.4

2.6

2.9

4.1

3.1

3.9

4.1

5.7

3.3

3.4

2.9

3.5

3.1

3.6

3.0

4.4

4.2

3.0

3.0

5.3

6.3

9.3

8.2

10.1

9.4

10.2

9.6
Means:147.4  126.1 
No. of Observations: 1070
No. of Observers: 69

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