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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March 2004

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1

B4.8
G1

2

C1.7
Kp4+

3

B2.8
Kp4+

4

C2.5
Kp2

5

C6.6
Kp2

6

M1.3
Kp2

7

B8.4
Kp2-

8

C2.3
Kp2+

9

C1.3
G2

10

B8.4
G2

11

C1.3
G2

12

C3.1
G2

13

C1.0
Kp4+

14

B3.8
Kp4+

15

B2.6
Kp4-

16

B7.2
Kp3

17

C2.5
Kp3-

18

M1.6
Kp3

19

C2.5
Kp4-

20

C2.0
Kp4

21

C6.3
Kp3+

22

C8.6
Kp3+

23

C1.4
Kp3+

24

M1.5
Kp1+

25

M2.3
Kp2+

26

B9.6
G1

27

C1.9
G1

28

C1.8
G1

29

C8.2
Kp3+

30

C5.9
Kp4+

31

C7.4
Kp3+
    
       

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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 2020:123
Current stretch spotless days:31

This day in history*

Solar flares
12003M9.3
22002M2.4
32013M1.0
42004C6.5
52003C6.2
ApG
1199530G1
2199429G1
3200320G1
4201015
5200514
*since 1994

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