Solar flares on February 15, 2003
The most powerful solar flare in 24 hours
C4.5 (normal) flare - February 15 at 11:10 AM
Solar activity index
Value as of the end of the day on February 15, 2003
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from February 14, 2003 to February 15, 2003
Time zone — UTC+03 (Tula)
List of solar flares for February 15, 2003
The total number of solar flares of class C and higher — 4 flares
C class — 4 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C1.4 | 16:56 | 17:05 | 17:17 | 282 |
| C4.5 | 10:27 | 11:10 | 12:02 | 276 |
| C1.2 | 09:06 | 09:10 | 09:15 | 282 |
| C1.2 | 06:10 | 06:28 | 06:38 | — |