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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April 2018

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1

B9.0
Kp1+

2

Kp2-

3

B2.1
Kp2

4

Kp2-

5

Kp3

6

A1.1
Kp2-

7

Kp2

8

Kp2+

9

Kp4+

10

Kp4

11

Kp4+

12

A9.5
Kp3

13

Kp4-

14

B2.4
Kp2

15

B3.5
Kp2+

16

17

18

B4.0

19

20

B5.3

21

B2.0

22

23

24

25

26

27

28

29

30

      
Current data suggest that it is not possible to see aurora now at middle latitudes

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Space weather facts

Last X-flare:2017/09/10X8.2
Last M-flare:2017/10/20M1.0
Last geomagnetic storm:2018/04/20Kp6 (G2)
Number of spotless days in 2018:65
Current stretch spotless days:2

This day in history*

Solar flares
12003M3.3
22001M3.1
32001M2.3
42001M2.1
52001M1.8
ApG
1201241G3
2199835G2
3200327G1
4199526G1
5201324G1
*since 1994

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