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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December 2013

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1

C1.4
Kp4-

2

C2.5
Kp0+

3

C1.2
Kp3-

4

C6.8
Kp2+

5

C6.7
Kp2-

6

C4.3
Kp1+

7

M1.2
Kp3-

8

C2.2
G2

9

C2.9
Kp2

10

C2.3
Kp3-

11

C2.7
Kp1

12

C5.9
Kp0+

13

C4.8
Kp2

14

C2.3
Kp4

15

C2.8
Kp3-

16

C3.6
Kp3-

17

Kp2+

18

C1.8
Kp1+

19

M3.5
Kp2+

20

M1.6
Kp2+

21

C9.2
Kp2-

22

M3.3
Kp1-

23

M1.6
Kp1-

24

C1.7
Kp2-

25

C4.7
Kp3

26

C2.2
Kp1-

27

C4.4
Kp1

28

C9.3
Kp1

29

M3.1
Kp2-

30

C2.4
Kp1

31

M6.4
Kp2
     

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Space weather facts

Last X-flare:2017/09/10X8.2
Last M-flare:2020/05/29M1.1
Last geomagnetic storm:2020/04/20Kp5 (G1)
Number of spotless days in 2020:122
Current stretch spotless days:30

This day in history*

Solar flares
12002M1.6
22002M1.3
31999C8.7
42003C8.6
52011C7.0
ApG
1200590G4
2200359G3
3199451G2
4199539G2
5200022
*since 1994

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