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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October 2004

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1

Kp2-

2

B1.6
Kp3+

3

B3.7
Kp4

4

C2.6
Kp4-

5

C1.4
Kp2

6

C2.5
Kp2-

7

B2.1
Kp1

8

B3.1
Kp2+

9

C1.2
Kp3+

10

C2.0
Kp3+

11

B2.6
Kp4-

12

B1.3
Kp3+

13

C1.0
G1

14

C1.7
Kp4+

15

B2.9
Kp3

16

B6.6
Kp3-

17

B4.7
Kp1-

18

B3.6
Kp2+

19

C1.9
Kp2-

20

M2.6
Kp4-

21

C9.9
Kp3+

22

M2.1
Kp3-

23

C9.9
Kp2-

24

M2.3
Kp4-

25

C6.8
Kp3+

26

C2.2
Kp1

27

C1.7
Kp2-

28

C3.8
Kp1+

29

C3.4
Kp3

30

X1.2
Kp4

31

M2.3
Kp3+
       

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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 2019:260
Current stretch spotless days:33

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