Solar flares — Jun 15, 2025
The strongest solar flare in the day
Flare of M8.4 level (strong) — in 19:07
Solar activity index
Value for Jun 15, 2025 24:00 (end on the day). The maximum value is 10.0

Solar flares in 2 days
Chart of solar activity from Jun 14, 2025 to Jun 15, 2025
Time zone — UTC+01 (London) - summer time

This chart in PNG format — high resolution
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List of solar flares for Jun 15, 2025
Total number of flares of class C and higher — 18 flares
C type — 14 | M type — 4 | X type — 0
start | maximum | end | region | |
---|---|---|---|---|
C7.2
|
23:20 | 23:40 | 23:52 | 4114 |
C7.9
|
21:32 | 21:38 | 21:44 | 4114 |
C9.8
|
20:39 | 20:50 | 21:03 | 4114 |
C7.9
|
20:23 | 20:31 | 20:35 | 4114 |
M8.4
|
18:45 | 19:07 | 19:25 | 4114 |
C4.7
|
18:15 | 18:19 | 18:21 | 4114 |
C4.5
|
18:01 | 18:09 | 18:15 | 4114 |
C2.6
|
17:50 | 17:55 | 18:01 | 4114 |
C3.1
|
15:10 | 15:17 | 15:26 | 4114 |
C5.0
|
14:06 | 14:16 | 14:24 | — |
C2.9
|
13:48 | 13:55 | 13:59 | 4105 |
C3.0
|
13:05 | 13:11 | 13:14 | 4114 |
M1.9
|
11:32 | 11:47 | 11:53 | 4105 |
M2.2
|
08:45 | 08:56 | 09:02 | 4105 |
C2.9
|
07:11 | 07:19 | 07:23 | 4111 |
C6.5
|
05:17 | 05:35 | 05:45 | 4114 |
C7.5
|
03:58 | 04:31 | 05:12 | 4114 |
M6.8
|
23:51 | 00:01 | 00:09 | 4105 |