Solar flares on February 4, 2000
The most powerful solar flare in 24 hours
M3.0 (strong) flare - February 4 at 4:19 AM
Solar activity index
Value as of the end of the day on February 4, 2000
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from February 3, 2000 to February 4, 2000
Time zone — UTC-05 (Kapuskasing)
List of solar flares for February 4, 2000
The total number of solar flares of class C and higher — 18 flares
C class — 17 | M class — 1 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C1.3 | 20:20 | 20:34 | 20:48 | — |
| C1.2 | 19:49 | 19:52 | 19:55 | — |
| C4.3 | 17:24 | 17:34 | 17:43 | 8858 |
| C3.3 | 16:13 | 16:17 | 16:20 | 8858 |
| C7.0 | 14:19 | 14:50 | 15:17 | 8858 |
| C1.3 | 13:49 | 13:52 | 13:55 | — |
| C4.9 | 12:56 | 13:02 | 13:06 | 8858 |
| C1.4 | 11:02 | 11:05 | 11:08 | — |
| C1.1 | 08:38 | 08:41 | 08:57 | — |
| C4.0 | 07:55 | 08:03 | 08:08 | — |
| C1.2 | 07:05 | 07:10 | 07:14 | — |
| C3.5 | 06:04 | 06:17 | 06:26 | — |
| C2.6 | 05:48 | 05:56 | 06:02 | — |
| C1.1 | 05:36 | 05:39 | 05:43 | — |
| M3.0 | 04:11 | 04:19 | 04:28 | 8858 |
| C1.3 | 03:44 | 03:49 | 03:55 | — |
| C5.3 | 01:50 | 01:59 | 02:11 | — |
| C1.2 | 00:26 | 00:30 | 00:35 | — |