Solar flares on March 28, 2001
The most powerful solar flare in 24 hours
M4.3 (strong) flare - March 28 at 4:40 AM
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-08 (Dillingham) — summer time
List of solar flares for March 28, 2001
The total number of solar flares of class C and higher — 10 flares
C class — 4 | M class — 6 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C5.5 | 21:08 | 21:14 | 21:19 | 9393 |
| C4.4 | 20:01 | 20:05 | 20:09 | — |
| M2.1 | 18:44 | 18:56 | 19:00 | 9393 |
| M2.2 | 15:25 | 15:30 | 15:34 | 9393 |
| M1.6 | 14:18 | 14:47 | 14:55 | 9393 |
| M1.5 | 10:58 | 11:09 | 11:24 | 9393 |
| M4.3 | 03:21 | 04:40 | 05:06 | 9393 |
| C9.9 | 02:42 | 02:47 | 02:50 | 9397 |
| M1.3 | 01:42 | 01:47 | 01:53 | 9393 |
| C8.2 | 00:44 | 01:18 | 01:24 | 9393 |