The aurora and solar activity archive

Searching for historical solar and auroral activity data? The archive is filled with data between the year 1996 and yesterday.

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August 2012

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1

C2.4
Kp2

2

C1.5
G1

3

C3.0
Kp3-

4

C3.5
Kp2+

5

C1.8
Kp2+

6

M1.6
Kp3

7

C4.1
Kp3

8

C4.9
G1

9

C8.4
Kp3-

10

C4.2
Kp1

11

M1.0
Kp2

12

B8.1
Kp2+

13

C2.8
Kp3

14

C3.5
Kp2+

15

B8.5
Kp2+

16

C3.6
Kp4-

17

M2.4
Kp4-

18

M5.5
Kp4-

19

C2.3
Kp4

20

B6.7
Kp3+

21

B4.9
Kp3-

22

B6.9
Kp2+

23

B3.1
Kp3

24

Kp3-

25

C1.7
Kp3

26

C1.0
Kp4-

27

B9.8
Kp3

28

B9.5
Kp1+

29

C4.0
Kp1+

30

M1.3
Kp1

31

C8.4
Kp1
  
       

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Last X-flare:2017/09/10X8.2
Last M-flare:2017/10/20M1.0
Last geomagnetic storm:2019/10/26Kp5 (G1)
Number of spotless days in 2019:242
Current stretch spotless days:15

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*since 1994

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