Solar flares — Apr 04, 2026
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The strongest solar flare in the day
Flare of M7.5 level (strong) — in 02:17
Solar activity index
Value for Apr 04, 2026 24:00 (end on the day). The maximum value is 10.0
Solar flares in 2 days
Chart of solar activity from Apr 03, 2026 to Apr 04, 2026
Time zone — UTC+01 (London) - summer time
This chart in PNG format — high resolution
API data: JSON or TXT
List of solar flares for Apr 04, 2026
Total number of flares of class C and higher — 6 flares
C type — 5 | M type — 1 | X type — 0
| start | maximum | end | region | |
|---|---|---|---|---|
|
C2.61
|
05:21 | 05:35 | 05:51 | — |
|
C2.24
|
04:19 | 04:30 | 04:40 | — |
|
C1.7
|
03:51 | 03:58 | 04:02 | 4409 |
|
M7.5
|
02:07 | 02:17 | 02:23 | 4409 |
|
C2.3
|
01:26 | 01:41 | 01:54 | 4409 |
|
C1.7
|
00:36 | 00:45 | 00:48 | 4409 |