Solar flares on February 13, 2003
The most powerful solar flare in 24 hours
C5.0 (normal) flare - February 13 at 9:12 PM
Solar activity index
Value as of the end of the day on February 13, 2003
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from February 12, 2003 to February 13, 2003
Time zone — UTC-05 (Hamilton (Canada))
List of solar flares for February 13, 2003
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 |
|---|---|---|---|---|
| C5.0 | 21:02 | 21:12 | 21:18 | 284 |
| C2.2 | 18:24 | 18:32 | 18:37 | 284 |
| C1.8 | 23:50 | 00:02 | 00:10 | 282 |