Solar flares on February 17, 2003
The most powerful solar flare in 24 hours
C1.9 (normal) flare - February 17 at 5:29 PM
Solar activity index
Value as of the end of the day on February 17, 2003
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from February 16, 2003 to February 17, 2003
Time zone — UTC+00
List of solar flares for February 17, 2003
The total number of solar flares of class C and higher — 2 flares
C class — 2 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C1.9 | 17:21 | 17:29 | 17:45 | — |
| C1.0 | 10:34 | 11:29 | 11:48 | — |