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

Kp2+

2

Kp1+

3

Kp1

4

A1.1
Kp3

5

Kp3+

6

Kp1+

7

Kp2-

8

Kp1-

9

Kp1

10

Kp1+

11

Kp1

12

Kp1-

13

Kp3-

14

Kp4-

15

Kp2

16

Kp2-

17

Kp1+

18

Kp1+

19

Kp2-

20

Kp1

21

Kp2-

22

Kp1+

23

Kp1

24

Kp4-

25

Kp4

26

Kp1

27

Kp1

28

Kp2

29

Kp2

30

Kp2-

31

A1.0
Kp1+
  
       

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79%

Space weather facts

Last X-flare2017/09/10X8.2
Last M-flare2020/05/29M1.1
Last geomagnetic storm2020/04/20Kp5 (G1)
Spotless days
Last 365 days292 days
2020157 days (71%)
Last spotless day2020/07/20

This day in history*

Solar flares
12011X6.9
21998M3.3
32011M2.5
41998M1.0
52016C8.9
ApG
1199522
2200821G1
3200414
4200314
5200214
*since 1994

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