Solar flares on May 18, 2012
The most powerful solar flare in 24 hours
C3.6 (normal) flare - May 18 at 9:23 AM
Solar activity index
Value as of the end of the day on May 18, 2012
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from May 17, 2012 to May 18, 2012
Time zone — UTC+01 (London) — summer time
List of solar flares for May 18, 2012
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 |
|---|---|---|---|---|
| C1.9 | 19:30 | 19:59 | 20:21 | — |
| C1.9 | 16:44 | 16:56 | 17:14 | — |
| C1.3 | 15:47 | 15:57 | 16:11 | — |
| C2.1 | 14:36 | 14:47 | 14:55 | — |
| C2.0 | 13:52 | 14:15 | 14:34 | — |
| C3.6 | 08:53 | 09:23 | 09:39 | 1476 |
| C1.3 | 23:45 | 00:03 | 00:25 | 1476 |