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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1

Kp4-

2

B1.1
Kp4-

3

Kp2+

4

Kp2-

5

Kp3

6

Kp3

7

G1

8

Kp4+

9

Kp4-

10

B1.7
G1

11

Kp3

12

B7.1
Kp2-

13

B2.3
Kp4+

14

Kp2

15

Kp3

16

Kp2

17

Kp2-

18

Kp0+

19

Kp1-

20

Kp0+

21

Kp2

22

Kp3-

23

Kp1

24

Kp1+

25

Kp2

26

Kp2+

27

Kp2-

28

Kp1+

29

A1.0
Kp0+

30

Kp2

31

Kp2-
    
       

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Last X-flare:2017/09/10X8.2
Last M-flare:2017/10/20M1.0
Last geomagnetic storm:2019/05/14Kp7 (G3)
Number of spotless days in 2019:74
Last spotless day:2019/05/02

This day in history*

Solar flares
12000M1.1
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32000C8.5
42001C6.7
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ApG
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2201712
3200712
4201311
5200211
*since 1994

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