Solar flares on April 12, 2004
The most powerful solar flare in 24 hours
C1.3 (normal) flare - April 12 at 8:30 AM
Solar activity index
Value as of the end of the day on April 12, 2004
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from April 11, 2004 to April 12, 2004
Time zone — UTC-04 (Kapuskasing) — summer time
List of solar flares for April 12, 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 |
|---|---|---|---|---|
| C1.3 | 08:22 | 08:30 | 08:39 | 588 |
| C1.0 | 03:39 | 03:49 | 03:58 | 588 |