Solar flares — Feb 04, 2026
The strongest solar flare in the day
Flare of X4.2 level (very strong) — in 12:13
Solar activity index
Value for Feb 04, 2026 24:00 (end on the day). The maximum value is 10.0
Solar flares in 2 days
Chart of solar activity from Feb 03, 2026 to Feb 04, 2026
Time zone — UTC+00 (London)
This chart in PNG format — high resolution
API data: JSON or TXT
List of solar flares for Feb 04, 2026
Total number of flares of class C and higher — 18 flares
C type — 7 | M type — 10 | X type — 1
| start | maximum | end | region | |
|---|---|---|---|---|
|
C3.10
|
21:42 | 21:47 | 21:54 | — |
|
C6.62
|
20:22 | 20:33 | 20:40 | — |
|
M1.8
|
15:25 | 15:34 | 15:55 | 4366 |
|
X4.2
|
12:02 | 12:13 | 12:18 | — |
|
M1.1
|
11:31 | 11:35 | 11:41 | 4366 |
|
M1.74
|
10:40 | 11:05 | 11:22 | — |
|
M1.5
|
10:51 | 10:55 | 10:58 | 4366 |
|
M3.12
|
09:49 | 10:12 | 10:15 | — |
|
C6.2
|
09:48 | 09:59 | 10:10 | 4366 |
|
M1.8
|
09:12 | 09:20 | 09:23 | 4366 |
|
C6.7
|
08:50 | 09:02 | 09:11 | 4366 |
|
C3.7
|
08:26 | 08:38 | 08:41 | 4366 |
|
C3.5
|
06:50 | 06:55 | 07:01 | — |
|
C4.5
|
06:15 | 06:23 | 06:35 | — |
|
M2.1
|
03:48 | 03:55 | 04:02 | 4366 |
|
M4.9
|
02:32 | 02:39 | 02:55 | 4366 |
|
M1.4
|
01:26 | 01:39 | 01:45 | 4366 |
|
M1.2
|
01:02 | 01:10 | 01:16 | 4366 |