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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August 1997

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Sun.
    

1

B1.8
Kp2+

2

Kp2+

3

G1

4

Kp3-

5

Kp1+

6

B4.9
Kp1+

7

B3.5
Kp2+

8

B1.8
Kp2

9

C8.5
Kp3

10

C5.5
Kp3-

11

C1.1
Kp3+

12

B3.6
Kp3

13

B3.3
Kp4-

14

C1.0
G1

15

B1.4
Kp2+

16

B1.4
Kp3-

17

B3.9
Kp4-

18

B1.1
Kp3

19

B3.6
Kp2-

20

Kp2+

21

B3.6
Kp3+

22

Kp3-

23

B3.1
Kp2-

24

B3.5
Kp2+

25

C1.2
Kp2

26

C4.5
Kp1-

27

B1.9
Kp2-

28

B9.3
Kp4+

29

M1.4
Kp4

30

C1.9
Kp3

31

C2.7
Kp1
       

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Space weather facts

Last X-flare2017/09/10X8.2
Last M-flare2020/05/29M1.1
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Spotless days
Last 365 days309 days
2020144 days (77%)
Last spotless day2020/07/06

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