Solar flares on August 20, 2001
The most powerful solar flare in 24 hours
C3.6 (normal) flare - August 20 at 8:22 AM
Solar activity index
Value as of the end of the day on August 20, 2001
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from August 19, 2001 to August 20, 2001
Time zone — UTC+00
List of solar flares for August 20, 2001
The total number of solar flares of class C and higher — 4 flares
C class — 4 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C2.3 | 19:19 | 19:37 | 21:02 | — |
| C3.6 | 08:17 | 08:22 | 08:25 | 9582 |
| C2.0 | 05:16 | 05:25 | 05:34 | 9582 |
| C1.2 | 02:50 | 03:02 | 03:16 | 9585 |