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.

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January 2000

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1

C3.1
G1

2

C5.1
Kp3+

3

C1.3
Kp3+

4

C2.0
Kp4-

5

C2.4
Kp4

6

C5.8
Kp4+

7

C5.6
Kp3+

8

C6.0
Kp2+

9

C3.2
Kp2-

10

M3.3
Kp3

11

M1.5
G1

12

M2.8
Kp4-

13

C5.5
Kp3

14

C6.3
Kp3

15

C4.0
Kp2

16

C2.9
Kp2

17

C7.1
Kp1+

18

M3.9
Kp1+

19

C2.4
Kp3

20

C4.1
Kp4-

21

M1.4
Kp1-

22

M1.0
G1

23

G2

24

C5.3
Kp4

25

C6.8
Kp3-

26

C1.1
Kp3

27

B6.3
Kp4+

28

C4.7
G1

29

B7.8
G1

30

C2.2
Kp4-

31

C1.7
Kp3+
      

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Space weather facts

Last X-flare:2017/09/10X8.2
Last M-flare:2017/10/20M1.0
Last geomagnetic storm:2019/10/26Kp5 (G1)
Number of spotless days in 2019:269
Current stretch spotless days:43

This day in history*

Solar flares
12001C9.4
22001C8.3
32014C7.0
42001C6.5
52002C5.9
ApG
1200694G4
2200325G1
3199421G1
4201516G1
5201414
*since 1994

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