Solar flares on August 20, 2001
The most powerful solar flare in 24 hours
C3.6 (normal) flare - August 20 at 4:22 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-04 (Kapuskasing) — summer time
List of solar flares for August 20, 2001
The total number of solar flares of class C and higher — 6 flares
C class — 6 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C1.9 | 23:31 | 23:37 | 23:46 | — |
| C1.3 | 21:56 | 22:00 | 22:06 | 9585 |
| C3.0 | 20:10 | 20:18 | 20:28 | — |
| C2.3 | 15:19 | 15:37 | 17:02 | — |
| C3.6 | 04:17 | 04:22 | 04:25 | 9582 |
| C2.0 | 01:16 | 01:25 | 01:34 | 9582 |