Solar flares — Jul 17, 2025
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The strongest solar flare in the day
Flare of C5.9 level (normal) — in 10:28
Solar activity index
Value for Jul 17, 2025 24:00 (end on the day). The maximum value is 10.0
Solar flares in 2 days
Chart of solar activity from Jul 16, 2025 to Jul 17, 2025
Time zone — UTC+01 (London) - summer time
This chart in PNG format — high resolution
API data: JSON or TXT
List of solar flares for Jul 17, 2025
Total number of flares of class C and higher — 3 flares
C type — 3 | M type — 0 | X type — 0
| start | maximum | end | region | |
|---|---|---|---|---|
|
C2.4
|
20:49 | 20:53 | 20:57 | 4136 |
|
C2.8
|
14:09 | 14:13 | 14:16 | 4142 |
|
C5.9
|
10:17 | 10:28 | 10:36 | 4136 |