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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

C8.1
Kp3

2

M3.5
Kp6

3

M1.3
Kp6+

4

M7.55
Kp4

5

C3.8
Kp4-

6

C1
Kp3-

7

C5.6
Kp3

8

C8.9
Kp2+

9

M1
Kp2+

10

B7.6
Kp4+

11

C1.9
Kp4-

12

C2.4
Kp3-

13

C1.1
Kp1

14

B9.4
Kp1+

15

B9.5
Kp2

16

C1.8
Kp1

17

C4.1
Kp3-

18

C1.6
Kp5+

19

B6.5
Kp5+

20

C1.6
Kp5

21

C5.3
Kp5-

22

C3.7
Kp2-

23

M4.95
Kp3-

24

X2.5
Kp3+

25

M1.3
Kp3+

26

M6
Kp3+

27

M1
Kp3

28

M1.57
Kp1+

29

C5.2
Kp2-

30

C5.1
Kp5-
   
       
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Incoming & Unnumbered Active Regions 390Unspecified geomagnetic activity 254Current Farside Activity 564Coronal Hole 53 101SWPC Display bug or other issues 40
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Space weather facts

Last X-flare2026/04/24X2.5
Last M-flare2026/05/17M1.4
Last geomagnetic storm2026/05/16Kp6- (G2)
Spotless days
Last 365 days3 days
20263 days (2%)
Last spotless day2026/02/24
Monthly mean Sunspot Number
April 202679.3 -6.6
May 202690.4 +11.1
Last 30 days100.4 +8.8

This day in history*

Solar flares
12002X3.07
22001M9.22
32023M8.96
42002M7.2
52002M6.81
DstG
12005-83G1
21981-69G2
31990-59G1
42023-57G2
52024-43
*since 1994

Aurora on this day in history

No observations submitted for this day in history. If you've observed the aurora and you have some amazing photos to show off, submit your observations now!
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