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Real-time auroral and solar activity

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

C5.7
Kp3-

2

C1.3
Kp3+

3

C3.9
Kp3

4

C2.2
Kp3-

5

C6.6
Kp2

6

C7.8
Kp4-

7

M6.3
Kp4

8

M2
Kp4

9

M3
Kp4+

10

M3.7
Kp4

11

X1.16
Kp3+

12

M3.1
Kp2+

13

M1.4
Kp2

14

M2.6
Kp2+

15

M2
Kp5+

16

M1.1
Kp5

17

X2.28
Kp3

18

C7.7
Kp2+

19

C6.8
Kp3-

20

M4.4
Kp3

21

M5
Kp4

22

M2.6
Kp2+

23

M1.5
Kp4+

24

M3.7
Kp2+

25

M6.3
Kp3+
S1

26

C5.4
Kp6-
S1

27

C4.5
Kp7-

28

M8.62
Kp6-
     
       
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Space weather facts

Last X-flare2026/02/04X4.21
Last M-flare2026/03/26M4.0
Last geomagnetic storm2026/03/25Kp5+ (G1)
Spotless days
Last 365 days3 days
20263 days (4%)
Last spotless day2026/02/24
Monthly mean Sunspot Number
February 202678.2 -34.3
March 202681.4 +3.2
Last 30 days80 -0.8

This day in history*

Solar flares
12001M3.28
21998M3.23
32025M2.0
42000M1.5
52000M1.38
DstG
11959-234G4
21976-125G2
31988-121G2
41991-101G1
51978-98G3
*since 1994

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