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

Kp2

4

G1

5

G2

6

A2.2
Kp4-

7

Kp3+

8

A2.9
Kp4

9

Kp4

10

A2.0
Kp4+

11

Kp3

12

Kp3+

13

Kp2

14

Kp1+

15

Kp1-

16

Kp1

17

A5.3
Kp1-

18

Kp1

19

Kp2-

20

Kp3

21

Kp3-

22

Kp1

23

Kp1

24

B1.1
Kp2-

25

Kp1

26

A1.1
Kp1-

27

Kp2+

28

Kp1

29

Kp2

30

Kp1+
  
       

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Space weather facts

Last X-flare:2017/09/10X8.2
Last M-flare:2017/10/20M1.0
Last geomagnetic storm:2019/09/02Kp5 (G1)
Number of spotless days in 2019:185
Current stretch spotless days:16

This day in history*

Solar flares
12001M1.4
22001M1.4
32001M1.3
42014M1.2
52001M1.0
ApG
1200070G4
2200350G2
3199825G1
4200623G1
5201720
*since 1994

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