Solar flares — Oct 04, 2017
The strongest solar flare in the day
Flare of B2.4 level () — in 03:54
Solar activity index
Value for Oct 04, 2017 24:00 (end on the day). The maximum value is 10.0

Solar flares in 2 days
Chart of solar activity from Oct 03, 2017 to Oct 04, 2017
Time zone — UTC+00 (London)

This chart in PNG format — high resolution
API data: JSON or TXT
List of solar flares for Oct 04, 2017
Total number of flares of class C and higher — 4 flares
C type — 0 | M type — 0 | X type — 0
start | maximum | end | region | |
---|---|---|---|---|
B1.2
|
10:04 | 10:08 | 10:10 | 2683 |
B2.4
|
03:47 | 03:54 | 03:58 | 2683 |
B1.7
|
02:46 | 02:49 | 02:51 | 2683 |
B1.1
|
01:25 | 01:28 | 01:38 | 2683 |