Solar flares on October 23, 2012
The most powerful solar flare in 24 hours
X1.8 (very strong) flare - October 23 at 4:17 AM
Solar activity index
Value as of the end of the day on October 23, 2012
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from October 22, 2012 to October 23, 2012
Time zone — UTC+01 (London) — summer time
List of solar flares for October 23, 2012
The total number of solar flares of class C and higher — 7 flares
C class — 6 | M class — 0 | X class — 1
| Class | begin | max | end | region |
|---|---|---|---|---|
| C1.1 | 20:54 | 20:58 | 21:04 | 1598 |
| C1.9 | 19:26 | 19:39 | 19:45 | 1598 |
| C2.8 | 15:57 | 16:00 | 16:05 | 1598 |
| C2.3 | 14:10 | 14:15 | 14:18 | 1598 |
| C3.0 | 08:40 | 09:21 | 09:56 | 1593 |
| C1.6 | 07:03 | 07:10 | 07:15 | 1598 |
| X1.8 | 04:13 | 04:17 | 04:21 | 1598 |