Solar flares on May 13, 2004
The most powerful solar flare in 24 hours
C7.7 (normal) flare - May 13 at 4:34 PM
Solar activity index
Value as of the end of the day on May 13, 2004
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from May 12, 2004 to May 13, 2004
Time zone — UTC+03 (Murmansk)
List of solar flares for May 13, 2004
The total number of solar flares of class C and higher — 3 flares
C class — 3 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C7.7 | 16:24 | 16:34 | 16:40 | 609 |
| C1.3 | 12:30 | 12:40 | 12:52 | 609 |
| C1.7 | 10:29 | 10:45 | 11:21 | 609 |