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.

December 2017

month: year:
Monday Tuesday Wednesday Thursday Friday Saturday Sunday
    

1

B1.0

2

3

4

5

6

7

B1.0

8

9

10

B1.5

11

B6.2

12

13

B1.2

14

15

16

17

18

19

20

21

22

23

24

25

26

27

28

29

30

31

       
Current data suggest that it is not possible to see aurora now at middle latitudes

Latest news

Today's space weather

Auroral activity Minor Severe
High latitude 20% 15%
Middle latitude 5% 1%
Predicted Kp max 3
Solar activity
M-class solar flare 1%
X-class solar flare 1%
Moon phase
Waning Crescent

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Space weather facts

Last X-flare:2017/09/10X8.2
Last M-flare:2017/10/20M1.0
Last geomagnetic storm:2017/12/05Kp5 (G1)
Number of spotless days in 2017:94
Current stretch spotless days:2

This day in history*

Solar flares
12006X1.5
22001M4.4
32001M3.5
42014M1.6
52014C8.6
ApG
1200647G4
2200327G1
3201520G1
4201016
5201314
*since 1994