Solar flares on June 18, 2004
The most powerful solar flare in 24 hours
C1.8 (normal) flare - June 18 at 9:56 PM
Solar activity index
Value as of the end of the day on June 18, 2004
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from June 17, 2004 to June 18, 2004
Time zone — UTC+05:30 (Secunderabad)
List of solar flares for June 18, 2004
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 |
|---|---|---|---|---|
| C1.8 | 21:49 | 21:56 | 22:00 | 635 |
| C1.0 | 04:00 | 04:04 | 04:06 | — |