Solar flares on May 15, 2011
The most powerful solar flare in 24 hours
C1.3 (normal) flare - May 15 at 3:25 PM
Solar activity index
Value as of the end of the day on May 15, 2011
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from May 14, 2011 to May 15, 2011
Time zone — UTC+01 (London) — summer time
List of solar flares for May 15, 2011
The total number of solar flares of class C and higher — 1 flare
C class — 1 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C1.3 | 15:11 | 15:25 | 15:30 | 1208 |