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

Kp3

2

Kp2

3

Kp1+

4

Kp2+

5

Kp2-

6

B3.2
Kp1

7

B1.2
Kp2-

8

Kp4-

9

G1

10

G1

11

Kp3

12

Kp2

13

Kp2+

14

Kp2+

15

A1.1
Kp3-

16

Kp2-

17

Kp2+

18

Kp1+

19

A1.1
Kp1

20

Kp1-

21

Kp4-

22

Kp2+

23

Kp2

24

Kp1+

25

Kp1

26

Kp0+

27

Kp2+

28

Kp2-

29

Kp2-

30

Kp3+

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:2019/08/05Kp5 (G1)
Number of spotless days in 2019:158
Current stretch spotless days:13

This day in history*

Solar flares
11998X3.9
22002M3.1
31998M3.0
42004M3.0
52003M2.7
ApG
1200638G2
2200230G1
3201729G1
4199924
5200319G2
*since 1994

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