Solar flares on April 13, 2015
The most powerful solar flare in 24 hours
C6.4 (normal) flare - April 13 at 12:29 AM
Solar activity index
Value as of the end of the day on April 13, 2015
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from April 12, 2015 to April 13, 2015
Time zone — UTC+01 (London) — summer time
List of solar flares for April 13, 2015
The total number of solar flares of class C and higher — 9 flares
C class — 9 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C1.4 | 14:14 | 14:18 | 14:21 | 2320 |
| C2.3 | 12:28 | 12:35 | 12:39 | 2320 |
| C1.9 | 11:06 | 11:11 | 11:14 | 2320 |
| C4.7 | 09:21 | 09:26 | 09:28 | 2322 |
| C1.2 | 08:26 | 08:30 | 08:33 | — |
| C1.6 | 07:35 | 07:39 | 07:45 | 2322 |
| C4.3 | 05:02 | 05:09 | 05:12 | 2320 |
| C2.1 | 03:39 | 03:43 | 03:47 | 2321 |
| C6.4 | 00:24 | 00:29 | 00:35 | 2320 |