Solar flares on April 13, 2003
The most powerful solar flare in 24 hours
C2.7 (normal) flare - April 13 at 9:54 AM
Solar activity index
Value as of the end of the day on April 13, 2003
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from April 12, 2003 to April 13, 2003
Time zone — UTC+01 (London) — summer time
List of solar flares for April 13, 2003
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 |
|---|---|---|---|---|
| C2.7 | 09:45 | 09:54 | 10:03 | 330 |