Solar flares — Oct 15, 2025
The strongest solar flare in the day
Flare of M4.8 level (strong) — in 05:15
Solar activity index
Value for Oct 15, 2025 24:00 (end on the day). The maximum value is 10.0
Solar flares in 2 days
Chart of solar activity from Oct 14, 2025 to Oct 15, 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 Oct 15, 2025
Total number of flares of class C and higher — 19 flares
C type — 15 | M type — 4 | X type — 0
| start | maximum | end | region | |
|---|---|---|---|---|
|
M2.73
|
22:59 | 23:28 | 00:02 | — |
|
C5.1
|
20:45 | 20:49 | 20:52 | 4246 |
|
C5.1
|
20:34 | 20:39 | 20:45 | 4246 |
|
C8.3
|
19:02 | 19:07 | 19:09 | 4246 |
|
M1.1
|
15:01 | 15:10 | 15:41 | 4246 |
|
C2.7
|
14:38 | 14:45 | 14:52 | 4246 |
|
C2.4
|
14:00 | 14:07 | 14:10 | 4246 |
|
C3.4
|
13:14 | 13:19 | 13:23 | 4246 |
|
C4.8
|
11:20 | 11:22 | 11:33 | 4246 |
|
C3.4
|
10:43 | 10:54 | 11:02 | 4246 |
|
C3.8
|
09:18 | 09:31 | 09:37 | — |
|
M3.7
|
08:05 | 08:18 | 08:26 | 4246 |
|
M4.8
|
04:49 | 05:15 | 05:36 | 4246 |
|
C9.1
|
04:41 | 04:45 | 04:47 | 4246 |
|
C5.6
|
04:10 | 04:14 | 04:17 | 4246 |
|
C7.7
|
02:24 | 02:44 | 03:06 | 4246 |
|
C5.63
|
00:57 | 01:10 | 01:15 | — |
|
C5.3
|
00:56 | 01:05 | 01:16 | 4246 |
|
C4.3
|
00:29 | 00:42 | 00:53 | 4246 |