Solar flares — Jun 17, 2025
The strongest solar flare in the day
Flare of X1.2 level (very strong) — in 22:49
Solar activity index
Value for Jun 17, 2025 24:00 (end on the day). The maximum value is 10.0
Solar flares in 2 days
Chart of solar activity from Jun 16, 2025 to Jun 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 Jun 17, 2025
Total number of flares of class C and higher — 8 flares
C type — 7 | M type — 0 | X type — 1
| start | maximum | end | region | |
|---|---|---|---|---|
|
X1.2
|
22:38 | 22:49 | 22:54 | 4114 |
|
C3.4
|
21:48 | 21:59 | 22:11 | — |
|
C2.3
|
21:34 | 21:38 | 21:42 | 4114 |
|
C5.5
|
09:06 | 09:13 | 09:16 | — |
|
C9.9
|
07:14 | 07:21 | 07:27 | — |
|
C6.8
|
02:15 | 02:26 | 02:33 | 4114 |
|
C4.1
|
01:49 | 01:53 | 01:56 | 4113 |
|
C4.5
|
00:02 | 00:09 | 00:12 | 4114 |