Solar flares on August 4, 2002
The most powerful solar flare in 24 hours
M6.6 (strong) flare - August 4 at 2:55 AM
Solar activity index
Value as of the end of the day on August 4, 2002
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from August 3, 2002 to August 4, 2002
Time zone — UTC-07 (Las Vegas)
List of solar flares for August 4, 2002
The total number of solar flares of class C and higher — 8 flares
C class — 7 | M class — 1 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C4.8 | 21:21 | 22:17 | 22:33 | 57 |
| C1.5 | 20:27 | 20:31 | 20:35 | 57 |
| C2.6 | 14:39 | 14:43 | 14:48 | — |
| C2.1 | 12:01 | 12:05 | 12:22 | — |
| C4.8 | 07:52 | 07:58 | 08:02 | — |
| C6.9 | 07:10 | 07:18 | 07:28 | — |
| M6.6 | 01:58 | 02:55 | 03:33 | — |
| C7.4 | 00:14 | 00:20 | 00:25 | — |