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 2001

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1

C2.4
Kp4-

2

C4.8
Kp2+

3

M1.5
Kp4+

4

C9.6
Kp2+

5

M4.9
G1

6

C5.5
Kp4

7

M1.1
Kp3-

8

C4.5
Kp3-

9

C7.8
Kp3

10

C8.0
Kp3-

11

C5.2
Kp3-

12

C2.7
Kp4-

13

C4.6
G1

14

C9.7
Kp3

15

C3.1
Kp2

16

C3.9
Kp1

17

C1.6
G3

18

C3.5
Kp4-

19

C1.2
Kp3

20

C3.6
Kp3-

21

M1.5
Kp4-

22

M1.0
Kp4+

23

C8.3
Kp4-

24

M3.5
Kp1+

25

X5.3
Kp3+

26

M1.3
Kp3

27

M1.9
G1

28

M1.2
Kp4

29

M1.6
Kp2+

30

M3.0
Kp4-

31

M2.9
Kp4
  
       

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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 2019:269
Current stretch spotless days:42

This day in history*

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*since 1994

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