Solar flares on August 28, 2001
The most powerful solar flare in 24 hours
M1.2 (strong) flare - August 28 at 8:40 AM
Solar activity index
Value as of the end of the day on August 28, 2001
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from August 27, 2001 to August 28, 2001
Time zone — UTC+00
List of solar flares for August 28, 2001
The total number of solar flares of class C and higher — 19 flares
C class — 16 | M class — 3 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C2.5 | 22:30 | 22:36 | 22:47 | — |
| C2.6 | 20:56 | 21:11 | 21:17 | 9601 |
| C6.5 | 20:02 | 20:08 | 20:17 | 9600 |
| C6.1 | 19:42 | 19:47 | 19:51 | 9600 |
| C2.4 | 18:28 | 18:35 | 18:41 | 9601 |
| C2.2 | 17:55 | 18:02 | 18:06 | — |
| M1.1 | 15:56 | 16:11 | 16:26 | 9600 |
| C5.7 | 15:32 | 15:39 | 15:50 | 9600 |
| C4.4 | 14:34 | 14:38 | 14:43 | — |
| C9.4 | 13:35 | 13:41 | 13:44 | 9587 |
| C5.5 | 12:17 | 12:29 | 13:01 | 9587 |
| C5.1 | 11:45 | 11:49 | 11:53 | 9600 |
| C6.3 | 10:03 | 10:10 | 10:22 | 9591 |
| C9.0 | 09:23 | 09:29 | 09:38 | — |
| M1.2 | 07:43 | 08:40 | 08:53 | 9601 |
| C4.2 | 06:50 | 06:58 | 07:01 | 9600 |
| C4.0 | 03:29 | 03:33 | 03:44 | 9587 |
| C6.1 | 01:59 | 02:03 | 02:08 | 9600 |
| M1.0 | 00:02 | 00:12 | 00:23 | 9591 |