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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January 2015

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1

C2.1
Kp2+

2

C1.2
Kp4

3

M1.1
G1

4

M1.3
G1

5

C7.4
G1

6

C9.7
Kp4-

7

C4.3
G2

8

C4.2
Kp4

9

C9.6
Kp2+

10

C3.3
Kp3+

11

C4.2
Kp3

12

C7.1
Kp3-

13

M5.6
Kp3-

14

M2.2
Kp3-

15

C2.6
Kp3

16

C1.8
Kp3

17

Kp3

18

C1.0
Kp2+

19

C3.3
Kp2+

20

C2.9
Kp1+

21

C9.9
Kp4-

22

M1.4
Kp4-

23

C4.3
Kp3

24

C2.0
Kp2+

25

C1.1
Kp3-

26

M1.1
Kp4

27

C5.7
Kp3+

28

M1.4
Kp3

29

M2.1
Kp4-

30

M2.4
Kp3+

31

C1.6
Kp4-
 
       

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Space weather facts

Last X-flare:2017/09/10X8.2
Last M-flare:2017/10/20M1.0
Last geomagnetic storm:2020/02/19Kp5 (G1)
Number of spotless days in 2020:72
Current stretch spotless days:22

This day in history*

Solar flares
12000M4.1
22001M2.1
32000M2.0
42000M1.8
52014M1.4
ApG
12001192G4
2200343G2
3201727G1
4200023G1
5200220
*since 1994

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