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.

July 2017

month: year:
Monday Tuesday Wednesday Thursday Friday Saturday Sunday
     

1

Kp3+

2

B3.1
Kp4+

3

M1.3
Kp2

4

C1.1
Kp2-

5

B3.5
Kp1-

6

B1.7
Kp3

7

C1.0
Kp2

8

C3.4
Kp1

9

M1.3
G1

10

C1.5
Kp4-

11

C1.2
Kp2+

12

Kp1+

13

C8.4
Kp1+

14

M2.4
Kp1-

15

C5.8
Kp1

16

C3.1

17

C2.3

18

C2.1

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
The solar wind speed is currently moderately high (587.5 km/sec.)

Latest news

Today's space weather

Auroral activity Minor Severe
High latitude 25% 40%
Middle latitude 10% 1%
Predicted Kp max 4
Solar activity
M-class solar flare 1%
X-class solar flare 1%
Moon phase
Waning Crescent

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31%

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Space weather facts

Last X-flare:2015/05/05X2.7
Last M-flare:2017/07/14M2.4
Last geomagnetic storm:2017/07/17Kp6 (G2)
Number of spotless days in 2017:48
Current stretch spotless days:5

This day in history*

Solar flares
12004M9.1
22000M3.7
32004M1.6
42004M1.2
52000M1.0
ApG
1200431G3
2199925G1
3200924G2
4200216
5200512
*since 1994