Solar flares on April 18, 2000
The most powerful solar flare in 24 hours
C7.8 (normal) flare - April 18 at 11:05 AM
Solar activity index
Value as of the end of the day on April 18, 2000
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from April 17, 2000 to April 18, 2000
Time zone — UTC+03 (Simferopol)
List of solar flares for April 18, 2000
The total number of solar flares of class C and higher — 7 flares
C class — 7 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C4.2 | 17:08 | 17:15 | 17:22 | 8963 |
| C1.8 | 16:20 | 16:30 | 16:35 | — |
| C1.0 | 15:45 | 15:48 | 15:59 | — |
| C4.0 | 14:47 | 14:53 | 14:58 | 8963 |
| C7.8 | 10:58 | 11:05 | 11:08 | 8963 |
| C1.9 | 08:59 | 09:09 | 09:19 | — |
| C1.0 | 00:10 | 00:16 | 00:24 | — |