Solar flares on February 11, 2023
The most powerful solar flare in 24 hours
X1.1 (very strong) flare - February 11 at 4:48 PM
Solar activity index
Value as of the end of the day on February 11, 2023
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from February 10, 2023 to February 11, 2023
Time zone — UTC+01 (Budapest)
List of solar flares for February 11, 2023
The total number of solar flares of class C and higher — 15 flares
C class — 7 | M class — 7 | X class — 1
| Class | begin | max | end | region |
|---|---|---|---|---|
| C8.7 | 23:45 | 23:57 | 00:12 | 3217 |
| M1.4 | 18:11 | 18:23 | 18:31 | 3208 |
| X1.1 | 16:40 | 16:48 | 16:54 | 3217 |
| M1.5 | 13:28 | 13:40 | 13:49 | 3208 |
| M1.1 | 13:18 | 13:23 | 13:28 | 3217 |
| M1.5 | 13:05 | 13:09 | 13:15 | 3217 |
| M1.4 | 12:29 | 12:34 | 12:41 | 3222 |
| M1.0 | 11:42 | 11:58 | 12:29 | 3220 |
| C7.3 | 10:13 | 10:21 | 10:32 | 3217 |
| M2.2 | 08:59 | 09:08 | 09:15 | 3208 |
| C9.9 | 08:48 | 08:56 | 08:59 | 3208 |
| C7.2 | 07:42 | 07:45 | 07:51 | 3208 |
| C7.7 | 07:27 | 07:34 | 07:42 | 3214 |
| C5.2 | 07:10 | 07:20 | 07:27 | 3208 |
| C5.8 | 00:55 | 01:03 | 01:09 | 3214 |