Solar flares on August 20, 2001
The most powerful solar flare in 24 hours
C3.6 (normal) flare - August 20 at 12:22 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-08 (Dillingham) — 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 |
|---|---|---|---|---|
| C1.6 | 23:21 | 23:48 | 00:13 | — |
| C1.9 | 19:31 | 19:37 | 19:46 | — |
| C1.3 | 17:56 | 18:00 | 18:06 | 9585 |
| C3.0 | 16:10 | 16:18 | 16:28 | — |
| C2.3 | 11:19 | 11:37 | 13:02 | — |
| C3.6 | 00:17 | 00:22 | 00:25 | 9582 |