Solar flares on June 20, 2023
The most powerful solar flare in 24 hours
X1.1 (very strong) flare - June 20 at 5:09 PM
Solar activity index
Value as of the end of the day on June 20, 2023
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from June 19, 2023 to June 20, 2023
Time zone — UTC+00
List of solar flares for June 20, 2023
The total number of solar flares of class C and higher — 13 flares
C class — 11 | M class — 1 | X class — 1
| Class | begin | max | end | region |
|---|---|---|---|---|
| X1.1 | 16:42 | 17:09 | 17:26 | 3341 |
| M1.1 | 16:27 | 16:33 | 16:42 | 3342 |
| C7.1 | 15:37 | 15:42 | 15:44 | 3341 |
| C6.9 | 15:23 | 15:34 | 15:37 | 3341 |
| C4.9 | 14:36 | 14:41 | 14:47 | 3339 |
| C7.8 | 14:00 | 14:07 | 14:12 | 3342 |
| C3.2 | 13:42 | 13:46 | 13:49 | 3342 |
| C5.7 | 13:00 | 13:09 | 13:13 | 3342 |
| C7.8 | 12:11 | 12:20 | 12:28 | 3342 |
| C8.6 | 10:47 | 11:06 | 11:09 | 3341 |
| C5.9 | 04:47 | 04:54 | 05:05 | 3342 |
| C4.7 | 03:25 | 03:32 | 03:50 | 3333 |
| C4.4 | 00:17 | 00:32 | 00:48 | 3342 |