Solar flares on June 20, 2001
The most powerful solar flare in 24 hours
C5.7 (normal) flare - June 20 at 7:09 PM
Solar activity index
Value as of the end of the day on June 20, 2001
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from June 19, 2001 to June 20, 2001
Time zone — UTC-04 (Thunder bay) — summer time
List of solar flares for June 20, 2001
The total number of solar flares of class C and higher — 8 flares
C class — 8 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C1.8 | 23:16 | 23:19 | 23:22 | 9504 |
| C1.8 | 22:59 | 23:03 | 23:12 | — |
| C2.4 | 21:27 | 21:32 | 21:37 | 9504 |
| C2.5 | 21:09 | 21:17 | 21:23 | 9506 |
| C5.7 | 18:51 | 19:09 | 19:24 | — |
| C2.1 | 18:44 | 18:48 | 18:51 | — |
| C4.4 | 16:36 | 16:44 | 16:52 | 9503 |
| C2.3 | 15:01 | 15:09 | 15:28 | 9504 |