Solar flares on March 11, 2015
The most powerful solar flare in 24 hours
X2.1 (very strong) flare - March 11 at 9:52 PM
Solar activity index
Value as of the end of the day on March 11, 2015
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from March 10, 2015 to March 11, 2015
Time zone — UTC+05:30 (Ranchi)
List of solar flares for March 11, 2015
The total number of solar flares of class C and higher — 20 flares
C class — 16 | M class — 3 | X class — 1
| Class | begin | max | end | region |
|---|---|---|---|---|
| X2.1 | 21:41 | 21:52 | 21:59 | 2297 |
| C1.7 | 20:45 | 20:56 | 21:08 | 2297 |
| C2.0 | 20:00 | 20:08 | 20:16 | — |
| C2.3 | 18:35 | 18:46 | 18:53 | 2297 |
| C5.8 | 16:51 | 17:04 | 17:31 | 2297 |
| C1.8 | 14:51 | 14:55 | 15:01 | 2297 |
| M2.6 | 13:21 | 13:27 | 13:33 | 2297 |
| M1.8 | 12:40 | 12:48 | 13:13 | 2297 |
| C1.0 | 12:15 | 12:18 | 12:21 | 2297 |
| C2.7 | 11:35 | 11:39 | 11:44 | 2297 |
| C1.3 | 11:21 | 11:27 | 11:30 | 2297 |
| C4.0 | 10:41 | 10:45 | 10:48 | — |
| C4.5 | 10:17 | 10:33 | 10:41 | 2297 |
| C2.8 | 07:42 | 07:49 | 07:55 | 2297 |
| C1.1 | 06:46 | 06:49 | 06:53 | 2297 |
| M2.9 | 05:16 | 05:32 | 05:36 | 2297 |
| C3.3 | 04:49 | 04:57 | 05:02 | 2297 |
| C2.3 | 04:30 | 04:42 | 04:48 | 2297 |
| C1.3 | 03:44 | 03:49 | 03:52 | 2297 |
| C4.7 | 02:08 | 02:26 | 02:41 | 2297 |