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

X7.1
Kp2

2

M3.6
Kp2

3

X9
Kp3

4

M4
Kp3

5

M2.4
Kp2+

6

M1.5
Kp5-

7

X2.1
Kp6+

8

M1.2
Kp7

9

X1.8
Kp4+
S3

10

M3.01
Kp9-
S3

11

M2.1
Kp8+
S1

12

C5.7
Kp5-

13

C5.7
Kp2-

14

M3.42
Kp4-

15

M2.12
Kp3+

16

M3.7
Kp3

17

M2.4
Kp3

18

M4.9
Kp4-

19

M6.52
Kp5

20

C5
Kp3

21

C6.2
Kp2

22

C5.1
Kp3

23

C7.8
Kp3

24

X3.33
Kp4+

25

M1.1
Kp1

26

X1.86
Kp4
S1

27

M2.8
Kp3-
S2

28

M4.25
Kp5-
S2

29

M1.1
Kp4
S2

30

M7.24
Kp4
S1

31

X2.03
Kp4-
S1
   
       

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Space weather facts

Last X-flare2024/12/08X2.2
Last M-flare2024/12/10M1.6
Last geomagnetic storm2024/11/10Kp5+ (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
November 2024152.5 -13.9
December 2024104.4 -48.1
Last 30 days119.3 -42.7

This day in history*

Solar flares
12001X4.02
22001M1.91
32002M1.02
42006C8.15
52015C8.02
DstG
11977-112G1
21998-69G1
31997-60
42005-55G1
51957-55G2
*since 1994

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