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. You can choose a viewing mode to quickly look for days with interesting space weather and pick a day to view the archived data for that day with more detailed space weather data.

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1

M2.1
Kp2-

2

C4.7
Kp1+

3

M1.5
Kp1+

4

M1.4
Kp3

5

C9.3
Kp3

6

M1.0
Kp1

7

M2.4
Kp3-

8

M1.1
Kp3+

9

C6.7
Kp2+

10

M1.5
Kp2-

11

M1.23
Kp2

12

C6.5
Kp2

13

M5.35
Kp1+

14

X1.2
Kp1+

15

M2.7
Kp3

16

X2.00
Kp3+

17

M5.05
Kp2+

18

M2.24
Kp1+

19

M3.21
Kp1+

20

M1.8
Kp3-

21

M3.2
Kp2-

22

M3.97
Kp3

23

M2.4
Kp3-
S1

24

M3.64
Kp2-

25

M1.3
Kp3+

26

M1.7
Kp5

27

M4.21
Kp4

28

M9.92
Kp3-

29

X1.57
Kp2

30

M9.51
Kp5+

31

M7.75
Kp5-
    
       

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Space weather facts

Last X-flare2024/11/06X2.3
Last M-flare2024/11/08M1.4
Last geomagnetic storm2024/10/12Kp5 (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
October 2024166.4 +25
November 2024190.1 +23.7
Last 30 days160.2 +7.9

This day in history*

Solar flares
12013X1.59
22001X1.3
32000X1.07
42001M6.04
52000M4.14
DstG
12004-374G4
21991-280G4
31998-149G4
41961-78G2
51999-73G1
*since 1994

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