Solar flares on June 21, 2024
The most powerful solar flare in 24 hours
M5.7 (strong) flare - June 21 at 2:16 AM
Solar activity index
Value as of the end of the day on June 21, 2024
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from June 20, 2024 to June 21, 2024
Time zone — UTC+03 (Penza)
List of solar flares for June 21, 2024
The total number of solar flares of class C and higher — 16 flares
C class — 15 | M class — 1 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C3.4 | 22:14 | 22:18 | 22:29 | 3720 |
| C5.1 | 21:23 | 21:29 | 21:38 | 3720 |
| C4.6 | 18:54 | 18:57 | 19:01 | 3713 |
| C4.6 | 17:53 | 17:58 | 18:08 | 3712 |
| C3.6 | 17:00 | 17:08 | 17:14 | — |
| C4.2 | 15:35 | 15:40 | 15:46 | 3716 |
| C3.9 | 14:02 | 14:10 | 14:16 | 3713 |
| C5.1 | 09:27 | 09:33 | 09:39 | 3713 |
| C5.3 | 07:56 | 08:07 | 08:42 | 3712 |
| C4.3 | 06:36 | 07:32 | 07:34 | 3713 |
| C5.7 | 05:23 | 05:32 | 05:39 | 3713 |
| C4.3 | 04:56 | 05:06 | 05:14 | — |
| M5.7 | 02:00 | 02:16 | 02:20 | 3719 |
| C4.3 | 00:55 | 01:02 | 01:07 | 3716 |
| C3.8 | 00:14 | 00:20 | 00:25 | — |
| C3.8 | 00:01 | 00:09 | 00:14 | 3716 |