Solar flares on June 21, 2015
The most powerful solar flare in 24 hours
M3.8 (strong) flare - June 21 at 12:44 PM
Solar activity index
Value as of the end of the day on June 21, 2015
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from June 20, 2015 to June 21, 2015
Time zone — UTC+03 (Novgorod)
List of solar flares for June 21, 2015
The total number of solar flares of class C and higher — 8 flares
C class — 4 | M class — 4 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C1.5 | 23:09 | 23:13 | 23:15 | 2371 |
| M1.1 | 21:10 | 21:20 | 21:28 | 2367 |
| C2.6 | 18:35 | 19:40 | 20:44 | 2367 |
| C1.4 | 17:29 | 17:32 | 17:34 | 2367 |
| C1.3 | 16:28 | 16:33 | 16:36 | 2367 |
| M3.8 | 12:38 | 12:44 | 12:50 | 2367 |
| M2.6 | 05:06 | 05:36 | 06:02 | — |
| M2.0 | 04:02 | 04:42 | 05:00 | 2371 |