Solar flares on June 18, 2001
The most powerful solar flare in 24 hours
M2.0 (strong) flare - June 18 at 11:21 PM
Solar activity index
Value as of the end of the day on June 18, 2001
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from June 17, 2001 to June 18, 2001
Time zone — UTC+03 (Kaluga)
List of solar flares for June 18, 2001
The total number of solar flares of class C and higher — 7 flares
C class — 6 | M class — 1 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| M2.0 | 22:59 | 23:21 | 23:50 | 9506 |
| C4.2 | 17:51 | 17:55 | 17:57 | 9503 |
| C2.3 | 15:54 | 16:04 | 16:34 | 9506 |
| C1.8 | 14:20 | 14:25 | 14:35 | — |
| C2.8 | 09:11 | 09:19 | 09:41 | 9500 |
| C1.6 | 04:57 | 05:30 | 06:33 | 9506 |
| C2.9 | 01:26 | 01:31 | 01:39 | — |