Solar flares on April 9, 2004
The most powerful solar flare in 24 hours
C2.8 (normal) flare - April 9 at 11:40 PM
Solar activity index
Value as of the end of the day on April 9, 2004
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from April 8, 2004 to April 9, 2004
Time zone — UTC+03 (Rostov-on-Don)
List of solar flares for April 9, 2004
The total number of solar flares of class C and higher — 1 flare
C class — 1 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C2.8 | 23:13 | 23:40 | 00:02 | 588 |