Solar flares — Sep 03, 2025
The strongest solar flare in the day
Flare of C4.9 level (normal) — in 00:50
Solar activity index
Value for Sep 03, 2025 24:00 (end on the day). The maximum value is 10.0
Solar flares in 2 days
Chart of solar activity from Sep 02, 2025 to Sep 03, 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 Sep 03, 2025
Total number of flares of class C and higher — 9 flares
C type — 9 | M type — 0 | X type — 0
| start | maximum | end | region | |
|---|---|---|---|---|
|
C2.9
|
20:12 | 20:21 | 20:31 | 4207 |
|
C3.7
|
16:13 | 16:23 | 16:31 | 4211 |
|
C2.5
|
06:36 | 06:42 | 06:51 | 4197 |
|
C2.9
|
04:56 | 04:59 | 05:01 | 4210 |
|
C2.8
|
03:37 | 03:41 | 03:44 | 4210 |
|
C2.7
|
01:52 | 01:56 | 02:00 | 4210 |
|
C3.0
|
01:30 | 01:35 | 01:41 | 4197 |
|
C2.7
|
01:06 | 01:10 | 01:22 | 4197 |
|
C4.9
|
00:46 | 00:50 | 00:57 | 4197 |