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 1996

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1

Kp3-

2

Kp2-

3

Kp1

4

B3.9
Kp4+

5

Kp2+

6

Kp2+

7

Kp3-

8

Kp3-

9

Kp4+

10

G1

11

Kp4+

12

G1

13

G1

14

Kp4-

15

G1

16

Kp4

17

Kp3

18

Kp4

19

G1

20

G2

21

G1

22

G1

23

G1

24

Kp3-

25

Kp4-

26

G2

27

Kp4+

28

B1.6
Kp4+

29

Kp3-

30

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 2019:244
Current stretch spotless days:17

This day in history*

Solar flares
12013X1.0
22003M1.7
32000C9.1
42003C9.1
52003C8.8
ApG
1199422G1
2200120
3200214
4200312
5199912
*since 1994

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