Solar flares on August 18, 2001
The most powerful solar flare in 24 hours
C3.5 (normal) flare - August 18 at 6:28 AM
Solar activity index
Value as of the end of the day on August 18, 2001
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from August 17, 2001 to August 18, 2001
Time zone — UTC+03 (Simferopol) — summer time
List of solar flares for August 18, 2001
The total number of solar flares of class C and higher — 10 flares
C class — 10 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C2.8 | 15:45 | 15:51 | 15:59 | 9582 |
| C3.1 | 14:09 | 14:17 | 14:23 | 9582 |
| C1.1 | 11:28 | 11:32 | 11:35 | 9586 |
| C1.9 | 09:51 | 09:54 | 09:57 | 9582 |
| C1.4 | 08:06 | 08:15 | 08:24 | 9582 |
| C2.9 | 06:55 | 07:03 | 07:05 | — |
| C3.5 | 06:22 | 06:28 | 06:36 | 9582 |
| C1.2 | 05:04 | 05:09 | 05:12 | — |
| C1.7 | 04:03 | 04:12 | 04:16 | — |
| C1.0 | 03:19 | 03:43 | 03:48 | 9585 |