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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July 2005

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1

C5.3
Kp4+

2

C3.5
Kp4

3

C4.7
Kp3

4

C1.1
Kp2-

5

C1.8
Kp1+

6

C5.9
Kp1+

7

M4.9
Kp3-

8

C1.9
Kp1+

9

M2.8
G1

10

C9.9
G2

11

C8.4
G1

12

M1.5
G2

13

M5.0
G1

14

X1.2
Kp3

15

C7.3
Kp2

16

M1.0
Kp3

17

C4.3
G1

18

B3.5
G1

19

Kp3

20

G1

21

G1

22

Kp3+

23

B3.1
Kp2

24

Kp2-

25

B3.4
Kp2-

26

B5.4
Kp2-

27

M3.7
G1

28

M4.8
G1

29

C3.4
Kp4+

30

X1.3
Kp4-

31

M1.1
Kp3+
       

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79%

Space weather facts

Last X-flare2017/09/10X8.2
Last M-flare2020/05/29M1.1
Last geomagnetic storm2020/04/20Kp5 (G1)
Spotless days
Last 365 days292 days
2020157 days (71%)
Last spotless day2020/07/20

This day in history*

Solar flares
12011X6.9
21998M3.3
32011M2.5
41998M1.0
52016C8.9
ApG
1199522
2200821G1
3200414
4200314
5200214
*since 1994

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