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 1996

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1

Kp2+

2

Kp3+

3

Kp4-

4

Kp3-

5

Kp1

6

Kp1+

7

Kp2

8

Kp4

9

G1

10

Kp4

11

Kp3-

12

Kp4-

13

G1

14

Kp4+

15

Kp2+

16

Kp3+

17

Kp3

18

G1

19

B0.6
G1

20

B1.0
Kp4

21

Kp3-

22

G3

23

G3

24

Kp4-

25

Kp3

26

Kp3-

27

Kp2+

28

Kp4-

29

Kp3+

30

Kp4+

31

Kp3+
   
       

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Space weather facts

Last X-flare:2017/09/10X8.2
Last M-flare:2017/10/20M1.0
Last geomagnetic storm:2020/02/19Kp5 (G1)
Number of spotless days in 2020:73
Current stretch spotless days:2

This day in history*

Solar flares
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42006M1.4
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ApG
1200082G4
2199448G1
3201044G1
4201126G1
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*since 1994

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