Solar flares on May 31, 2017
The most powerful solar flare in 24 hours
C6.6 (normal) flare - May 31 at 9:43 PM
Solar activity index
Value as of the end of the day on May 31, 2017
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from May 30, 2017 to May 31, 2017
Time zone — UTC-04 (Dover) — summer time
List of solar flares for May 31, 2017
The total number of solar flares of class C and higher — 4 flares
C class — 4 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C6.6 | 21:12 | 21:43 | 21:53 | 2661 |
| C2.0 | 19:06 | 19:15 | 19:23 | 2661 |
| C1.3 | 16:53 | 17:06 | 17:17 | 2661 |
| C1.3 | 14:41 | 14:48 | 14:57 | 2661 |