Solar flares — Jun 21, 2023
The strongest solar flare in the day
Flare of M1.1 level (strong) — in 12:44
Solar activity index
Value for Jun 21, 2023 24:00 (end on the day). The maximum value is 10.0

Solar flares in 2 days
Chart of solar activity from Jun 20, 2023 to Jun 21, 2023
Time zone — UTC+00 (London)

This chart in PNG format — high resolution
API data: JSON or TXT
List of solar flares for Jun 21, 2023
Total number of flares of class C and higher — 7 flares
C type — 5 | M type — 2 | X type — 0
start | maximum | end | region | |
---|---|---|---|---|
C5.5
|
20:39 | 20:48 | 20:54 | 3337 |
C2.3
|
16:48 | 16:56 | 17:04 | — |
M1.0
|
15:31 | 15:38 | 15:43 | 3337 |
M1.1
|
12:31 | 12:44 | 12:54 | 3341 |
C5.1
|
10:40 | 10:49 | 10:56 | 3341 |
C3.5
|
03:00 | 03:15 | 03:28 | 3342 |
C2.5
|
00:40 | 00:47 | 00:54 | 3342 |