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

M1.1
Kp2

2

X1.0
Kp2-

3

M1.3
Kp1+

4

M1.4
Kp1

5

M1.0
Kp3-

6

M1.0
Kp3+

7

M4.0
Kp4

8

C4.2
Kp3+

9

C6.8
Kp1+

10

M2.3
Kp1+

11

M6.83
Kp3-

12

M6.97
Kp2+

13

M2.1
Kp3

14

M1.0
Kp5-

15

M2.9
Kp3-

16

M4.0
Kp4
S1

17

M5.0
Kp5-

18

M5.7
Kp4+
S2

19

M3.81
Kp1+
S1

20

C9.6
Kp4+
S1

21

C2.1
Kp4+

22

M3.1
Kp3

23

C9.8
Kp2+

24

C9.1
Kp2+

25

M1.6
Kp4+

26

M4.63
Kp5-

27

M1.9
Kp2

28

M4.1
Kp2+
S1

29

M1.4
Kp3
S2

30

M1.87
Kp3-
S1

31

M1.7
Kp2+
      

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Space weather facts

Last X-flare2024/06/10X1.55
Last M-flare2024/06/19M1.1
Last geomagnetic storm2024/06/15Kp5+ (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
May 2024171.7 +35.2
June 2024158.4 -13.3
Last 30 days147.6 -19.6

This day in history*

Solar flares
12023X1.11
21999M4.19
32023M1.83
42015M1.45
52023M1.1
DstG
11972-67.00
21970-63.00
31984-43.00G1
41989-38.00G1
51988-37.00
*since 1994

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