Solar flares on June 20, 2025
The most powerful solar flare in 24 hours
X1.9 (very strong) flare - June 20 at 5:20 AM
Solar activity index
Value as of the end of the day on June 20, 2025
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from June 19, 2025 to June 20, 2025
Time zone — UTC+05:30 (Bilaspur)
List of solar flares for June 20, 2025
The total number of solar flares of class C and higher — 8 flares
C class — 5 | M class — 2 | X class — 1
| Class | begin | max | end | region |
|---|---|---|---|---|
| M1.0 | 22:51 | 23:10 | 23:29 | 4117 |
| C3.6 | 20:31 | 20:34 | 20:36 | 4114 |
| C1.1 | 18:28 | 18:35 | 18:38 | — |
| C1.1 | 14:26 | 14:33 | 14:40 | — |
| M4.6 | 05:32 | 05:34 | 05:36 | 4114 |
| X1.9 | 05:07 | 05:20 | 05:24 | 4114 |
| C4.4 | 02:46 | 03:04 | 03:13 | 4116 |
| C5.9 | 00:45 | 00:59 | 01:05 | 4114 |