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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October 2019

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1

B1.6
Kp4

2

Kp3

3

Kp2-

4

Kp3-

5

Kp3

6

Kp2

7

A7.1
Kp3-

8

Kp2-

9

Kp4-

10

A7.2
Kp4+

11

Kp3

12

Kp2

13

Kp1-

14

Kp2

15

Kp2+

16

17

A1.1

18

19

20

21

22

23

24

25

26

27

28

29

30

31

   
       

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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 2019:219
Current stretch spotless days:21

This day in history*

Solar flares
12003X5.4
22012X1.8
32003X1.1
42001M6.5
52003M3.2
ApG
1199453G2
2199637G3
3199932G1
4201026G1
5199519G1
*since 1994

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