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.

← Previous month

December 2019

Monday Tuesday Wednesday Thursday Friday Saturday Sunday
      

1

2

A1.1

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

23

24

25

26

27

28

29

30

31

     

Latest news

Support SpaceWeatherLive.com!

A lot of people come to SpaceWeatherLive to follow the Sun's activity or if there is aurora to be seen, but with more traffic comes higher server costs. Consider a donation if you enjoy SpaceWeatherLive so we can keep the website online!

100%

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 2019:268
Current stretch spotless days:41

This day in history*

Solar flares
12001X6.2
22006X3.4
32001M1.8
42014M1.5
52001M1.4
ApG
1200326G1
2199926G2
3199417
4200410
520109
*since 1994

Social networks