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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May 2004

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1

C9.5
Kp4-

2

C8.3
Kp3

3

C1.0
Kp2+

4

B2.8
Kp3

5

B5.4
Kp4

6

B1.4
Kp3-

7

C1.0
Kp4

8

B2.6
Kp3-

9

B3.4
Kp2+

10

B4.4
Kp3-

11

B1.0
Kp4

12

C1.3
G1

13

C7.7
Kp4+

14

B7.0
Kp2+

15

C4.4
Kp3+

16

B5.4
Kp2-

17

C7.0
Kp2

18

C3.2
Kp1+

19

C2.2
Kp4-

20

C3.7
Kp4+

21

M2.6
Kp4-

22

C2.2
Kp3+

23

C2.9
Kp3

24

C4.6
Kp3+

25

B9.0
Kp2-

26

B8.2
Kp1+

27

C1.1
Kp2-

28

C4.1
Kp3-

29

B8.0
Kp4-

30

C1.2
Kp4-

31

C6.5
Kp4+
      

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Last X-flare2017/09/10X8.2
Last M-flare2020/05/29M1.1
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Last spotless day2020/07/09

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