Solar flares on May 4, 2025
The most powerful solar flare in 24 hours
C5.4 (normal) flare - May 4 at 8:31 AM
Solar activity index
Value as of the end of the day on May 4, 2025
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from May 3, 2025 to May 4, 2025
Time zone — UTC-04 (Providence) — summer time
List of solar flares for May 4, 2025
The total number of solar flares of class C and higher — 7 flares
C class — 7 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C1.3 | 13:40 | 13:46 | 13:49 | 4079 |
| C1.8 | 12:14 | 12:27 | 12:31 | 4082 |
| C1.4 | 11:56 | 12:06 | 12:14 | 4082 |
| C5.4 | 08:26 | 08:31 | 08:40 | 4082 |
| C2.4 | 07:22 | 07:33 | 07:42 | 4082 |
| C1.7 | 05:58 | 06:10 | 06:27 | 4082 |
| C1.4 | 02:27 | 02:34 | 02:43 | 4081 |