Solar flares on April 27, 2001
The most powerful solar flare in 24 hours
M1.2 (strong) flare - April 27 at 3:15 PM
Solar activity index
Value as of the end of the day on April 27, 2001
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from April 26, 2001 to April 27, 2001
Time zone — UTC-04 (Kapuskasing) — summer time
List of solar flares for April 27, 2001
The total number of solar flares of class C and higher — 5 flares
C class — 4 | M class — 1 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C2.1 | 23:19 | 23:42 | 00:01 | — |
| C6.2 | 18:58 | 19:34 | 19:52 | 9433 |
| C1.9 | 16:37 | 16:42 | 16:50 | 9433 |
| M1.2 | 15:06 | 15:15 | 15:35 | 9433 |
| C2.1 | 02:54 | 02:59 | 03:06 | 9433 |
Diary
- 04.08.2026 The magnetic storm has ended
- 02.08.2026 The first magnetic storm of August has begun
- 02.08.2026 A moderate magnetic storm is expected today, Sunday.