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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October 2000

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1

M5.0
Kp4

2

M1.4
Kp4+

3

C2.2
G1

4

C3.4
G3

5

C2.1
G4

6

C2.4
Kp3-

7

C3.9
Kp2+

8

C2.0
Kp2

9

C6.7
Kp2

10

C1.8
Kp3

11

C3.5
G1

12

M1.5
Kp3

13

C6.2
G3

14

M1.1
G2

15

C3.6
Kp3

16

M2.5
Kp4+

17

C4.2
Kp3

18

C1.4
Kp3

19

C3.5
Kp3

20

C1.6
Kp1

21

M3.0
Kp2-

22

C3.6
G1

23

C2.9
Kp4

24

C2.3
Kp3+

25

C4.0
Kp3-

26

C8.5
Kp3-

27

M1.1
Kp2+

28

M1.7
G1

29

M4.4
G2

30

C4.3
G1

31

C6.0
Kp4
     

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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 2019:262
Current stretch spotless days:36

This day in history*

Solar flares
12001M3.4
22015C6.7
31998C5.7
42001C5.3
52001C5.3
ApG
1200335G1
2201328G2
3200624G1
4201621
5200018
*since 1994

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