Solar flares on August 16, 2004
The most powerful solar flare in 24 hours
M1.1 (strong) flare - August 16 at 11:06 PM
Solar activity index
Value as of the end of the day on August 16, 2004
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from August 15, 2004 to August 16, 2004
Time zone — UTC-06 (Lethbridge) — summer time
List of solar flares for August 16, 2004
The total number of solar flares of class C and higher — 13 flares
C class — 11 | M class — 2 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| M1.1 | 22:59 | 23:06 | 23:14 | 656 |
| C4.5 | 21:35 | 21:47 | 22:10 | 656 |
| C2.9 | 19:57 | 20:03 | 20:06 | 656 |
| C2.9 | 18:41 | 18:50 | 18:59 | 656 |
| M1.1 | 16:29 | 16:44 | 16:52 | 656 |
| C6.2 | 14:46 | 14:55 | 15:20 | 656 |
| C2.8 | 13:49 | 14:00 | 14:06 | 656 |
| C1.9 | 11:44 | 11:51 | 11:58 | 656 |
| C1.1 | 09:05 | 09:08 | 09:10 | 656 |
| C9.0 | 07:30 | 07:38 | 08:17 | 656 |
| C8.0 | 04:10 | 04:31 | 04:42 | 656 |
| C1.7 | 02:29 | 02:35 | 02:41 | 656 |
| C1.9 | 01:35 | 01:49 | 01:55 | 656 |