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

Kp3-

3

A1.0
Kp3-

4

Kp2

5

Kp2

6

Kp1

7

Kp3

8

Kp2-

9

Kp1+

10

A1.0
Kp1+

11

Kp4-

12

Kp2

13

Kp1+

14

A9.3
Kp1+

15

Kp4

16

A8.9
Kp4-

17

Kp4

18

Kp3+

19

Kp3-

20

Kp4

21

Kp3-

22

Kp2+

23

A6.8
Kp2-

24

B1.6
Kp3-

25

B4.1
Kp4+

26

G3

27

G2

28

Kp4-

29

Kp2+

30

Kp2-

31

Kp2+
  
       

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Space weather facts

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 2019:75
Current stretch spotless days:2

This day in history*

Solar flares
12002X2.1
22001M6.4
32002M5.0
42002M4.7
52013M1.7
ApG
1200523G1
2201722
3200413
4199513
5199812
*since 1994

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