Solar flares on May 4, 2005
The most powerful solar flare in 24 hours
C1.3 (normal) flare - May 4 at 11:10 PM
Solar activity index
Value as of the end of the day on May 4, 2005
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from May 3, 2005 to May 4, 2005
Time zone — UTC-04 (Quebec) — summer time
List of solar flares for May 4, 2005
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 |
|---|---|---|---|---|
| C1.3 | 22:36 | 23:10 | 23:16 | 758 |
| C1.1 | 10:00 | 10:15 | 10:28 | — |