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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April 2015

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1

Kp3

2

C1.3
G1

3

C1.7
Kp3+

4

C3.8
Kp3+

5

C3.0
Kp3

6

C3.0
Kp2+

7

C1.1
Kp2+

8

M1.4
Kp2-

9

C6.2
Kp3

10

C7.9
G1

11

C4.7
Kp4

12

M1.1
Kp1+

13

C4.7
Kp2+

14

Kp4+

15

C7.8
G1

16

C5.7
G2

17

C2.6
G1

18

C5.2
Kp3+

19

C2.2
Kp3

20

C2.4
Kp3

21

M4.0
Kp4+

22

M1.1
Kp3+

23

M1.1
Kp3+

24

C2.1
Kp2+

25

C1.9
Kp0+

26

C1.4
Kp1

27

Kp2-

28

C1.9
Kp2+

29

C1.0
Kp2-

30

C1.1
Kp2+
   
       

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Last M-flare:2017/10/20M1.0
Last geomagnetic storm:2019/09/28Kp5 (G1)
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Current stretch spotless days:15

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