Solar flares on February 4, 2014
The most powerful solar flare in 24 hours
M1.5 (strong) flare - February 4 at 9:02 AM
Solar activity index
Value as of the end of the day on February 4, 2014
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from February 3, 2014 to February 4, 2014
Time zone — UTC-07 (Gjoa Haven)
List of solar flares for February 4, 2014
The total number of solar flares of class C and higher — 14 flares
C class — 12 | M class — 2 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C3.9 | 22:30 | 22:57 | 23:06 | 1967 |
| C3.8 | 16:27 | 16:30 | 16:38 | 1968 |
| C7.5 | 15:37 | 15:47 | 15:55 | 1968 |
| C6.5 | 14:57 | 15:03 | 15:18 | 1968 |
| C5.5 | 14:28 | 14:35 | 14:42 | 1967 |
| C4.4 | 13:13 | 13:20 | 13:27 | 1967 |
| C5.4 | 12:27 | 12:41 | 12:54 | 1967 |
| C4.7 | 11:36 | 11:49 | 11:54 | — |
| M1.5 | 08:25 | 09:02 | 09:49 | 1967 |
| C6.4 | 07:32 | 07:36 | 07:43 | 1967 |
| C7.7 | 06:35 | 06:53 | 07:10 | 1967 |
| C5.9 | 04:53 | 05:20 | 05:24 | 1967 |
| M1.4 | 02:38 | 02:49 | 02:58 | 1967 |
| C7.4 | 02:16 | 02:25 | 02:36 | 1967 |