Solar flares on March 28, 2001
The most powerful solar flare in 24 hours
M4.3 (strong) flare - March 28 at 12:40 PM
Solar activity index
Value as of the end of the day on March 28, 2001
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from March 27, 2001 to March 28, 2001
Time zone — UTC+00
List of solar flares for March 28, 2001
The total number of solar flares of class C and higher — 12 flares
C class — 6 | M class — 6 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| M2.2 | 23:25 | 23:30 | 23:34 | 9393 |
| M1.6 | 22:18 | 22:47 | 22:55 | 9393 |
| M1.5 | 18:58 | 19:09 | 19:24 | 9393 |
| M4.3 | 11:21 | 12:40 | 13:06 | 9393 |
| C9.9 | 10:42 | 10:47 | 10:50 | 9397 |
| M1.3 | 09:42 | 09:47 | 09:53 | 9393 |
| C8.2 | 08:44 | 09:18 | 09:24 | 9393 |
| C5.7 | 06:30 | 06:40 | 07:05 | 9393 |
| C4.0 | 04:26 | 04:30 | 04:32 | — |
| M1.1 | 01:55 | 01:58 | 02:06 | 9393 |
| C5.6 | 01:29 | 01:38 | 01:50 | — |
| C7.1 | 00:46 | 00:50 | 00:53 | 9403 |