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

October 1999

Next month →
Monday Tuesday Wednesday Thursday Friday Saturday Sunday
    

1

C7.7
Kp3

2

C6.3
Kp4-

3

C3.3
Kp3-

4

C5.0
Kp4-

5

C2.8
Kp4

6

C2.3
Kp2+

7

C3.9
Kp2+

8

C6.4
Kp3

9

C2.2
Kp3

10

C2.0
G2

11

C1.9
G1

12

C2.9
G1

13

C2.8
G1

14

X1.8
G1

15

C7.4
G1

16

C3.7
G1

17

C3.8
G1

18

C6.6
Kp2+

19

C8.7
Kp3

20

M1.7
Kp1

21

C6.1
G1

22

C4.8
G4

23

C5.3
G1

24

C2.1
G1

25

M1.7
Kp4-

26

M3.7
Kp3-

27

M1.8
G1

28

C1.7
G1

29

C2.5
Kp3-

30

C1.7
Kp2+

31

C7.6
Kp4-
       

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%

Latest alerts

Get instant alerts!

Space weather facts

Last X-flare:2017/09/10X8.2
Last M-flare:2017/10/20M1.0
Last geomagnetic storm:2019/09/28Kp5 (G1)
Number of spotless days in 2019:215
Current stretch spotless days:17

This day in history*

Solar flares
12001X1.6
22001X1.6
32003X1.1
42014X1.1
52001M5.7
ApG
1199862G3
2199638G1
3200337G1
4199531G3
5200716
*since 1994

Social networks