Solar flares on May 18, 2012
The most powerful solar flare in 24 hours
C3.6 (normal) flare - May 18 at 11:23 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+03 (Tula)
List of solar flares for May 18, 2012
The total number of solar flares of class C and higher — 8 flares
C class — 8 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C1.9 | 21:30 | 21:59 | 22:21 | — |
| C1.9 | 18:44 | 18:56 | 19:14 | — |
| C1.3 | 17:47 | 17:57 | 18:11 | — |
| C2.1 | 16:36 | 16:47 | 16:55 | — |
| C2.0 | 15:52 | 16:15 | 16:34 | — |
| C3.6 | 10:53 | 11:23 | 11:39 | 1476 |
| C1.3 | 01:45 | 02:03 | 02:25 | 1476 |
| C1.3 | 00:17 | 00:32 | 00:44 | 1476 |