Solar flares on May 4, 2019
The most powerful solar flare in 24 hours
C2.1 (normal) flare - May 4 at 11:43 PM
Solar activity index
Value as of the end of the day on May 4, 2019
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from May 3, 2019 to May 4, 2019
Time zone — UTC+01 (London) — summer time
List of solar flares for May 4, 2019
The total number of solar flares of class C and higher — 2 flares
C class — 2 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C2.1 | 23:28 | 23:43 | 23:57 | 2740 |
| C1.0 | 23:49 | 00:31 | 00:49 | 2740 |