Solar flares on March 20, 2001
The most powerful solar flare in 24 hours
M1.8 (strong) flare - March 20 at 11:37 PM
Solar activity index
Value as of the end of the day on March 20, 2001
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from March 19, 2001 to March 20, 2001
Time zone — UTC-03 (Halifax) — summer time
List of solar flares for March 20, 2001
The total number of solar flares of class C and higher — 11 flares
C class — 6 | M class — 5 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| M1.8 | 23:28 | 23:37 | 23:42 | 9373 |
| C1.5 | 22:06 | 22:12 | 22:30 | — |
| C8.8 | 19:46 | 19:54 | 20:02 | 9390 |
| M1.5 | 17:56 | 18:04 | 18:12 | 9373 |
| M1.6 | 11:57 | 12:07 | 12:14 | 9373 |
| M1.1 | 11:19 | 11:24 | 11:38 | 9390 |
| C1.7 | 09:20 | 09:24 | 09:43 | — |
| C2.1 | 06:38 | 07:00 | 07:55 | — |
| C1.9 | 02:50 | 02:54 | 03:01 | — |
| C2.4 | 02:30 | 02:39 | 02:46 | — |
| M1.2 | 00:20 | 00:33 | 00:37 | 9384 |