Solar flares on July 18, 2001
The most powerful solar flare in 24 hours
C3.0 (normal) flare - July 18 at 2:11 AM
Solar activity index
Value as of the end of the day on July 18, 2001
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from July 17, 2001 to July 18, 2001
Time zone — UTC+03 (Riga)
List of solar flares for July 18, 2001
The total number of solar flares of class C and higher — 2 flares
C class — 2 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C2.0 | 23:32 | 23:37 | 23:44 | — |
| C3.0 | 02:06 | 02:11 | 02:14 | — |