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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September 2003

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1

B4.1
Kp4

2

Kp4

3

B8.2
Kp3+

4

C1.4
Kp4+

5

C1.2
Kp4

6

B7.9
Kp3-

7

C5.3
Kp2+

8

Kp3

9

B4.3
G1

10

B6.5
G1

11

C1.2
Kp4

12

B8.4
Kp3+

13

C2.2
Kp3+

14

C4.4
Kp2-

15

C2.9
Kp3

16

M1.3
G2

17

C2.4
G3

18

C2.9
G2

19

C1.6
G1

20

C3.6
G1

21

C1.8
Kp4

22

B5.7
Kp4

23

C2.1
Kp4

24

C5.4
G2

25

C1.1
Kp4+

26

C2.3
Kp4-

27

C1.3
Kp3+

28

C6.8
Kp2-

29

C5.4
Kp2

30

C5.1
Kp2
     
       

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Space weather facts

Last X-flare:2017/09/10X8.2
Last M-flare:2017/10/20M1.0
Last geomagnetic storm:2019/10/26Kp5 (G1)
Number of spotless days in 2019:242
Current stretch spotless days:15

This day in history*

Solar flares
11999M7.4
22003M4.2
32001M2.8
42002M2.0
52003M1.2
ApG
1200339G1
2200113
3199613
4199912
5201410
*since 1994

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