Solar flares on October 2, 2011
The most powerful solar flare in 24 hours
M3.9 (strong) flare - October 2 at 3:50 AM
Solar activity index
Value as of the end of the day on October 2, 2011
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from October 1, 2011 to October 2, 2011
Time zone — UTC+03 (Riga)
List of solar flares for October 2, 2011
The total number of solar flares of class C and higher — 7 flares
C class — 5 | M class — 2 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| M1.3 | 20:19 | 20:23 | 20:26 | 1302 |
| C1.3 | 19:50 | 19:55 | 20:00 | 1302 |
| C2.6 | 18:07 | 18:11 | 18:14 | 1302 |
| C1.0 | 11:16 | 11:23 | 11:32 | — |
| C2.4 | 09:26 | 09:34 | 09:46 | 1302 |
| C1.5 | 06:10 | 06:49 | 07:13 | 1302 |
| M3.9 | 03:37 | 03:50 | 03:59 | 1305 |