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:2019/09/28Kp5 (G1)
Number of spotless days in 2019:211
Current stretch spotless days:13

This day in history*

Solar flares
12013M1.8
22013M1.3
32015M1.1
42002M1.0
52013C9.5
ApG
1200344G2
2199931G1
3201725G1
4200218
5201317
*since 1994

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