Solar flares on September 15, 2003
The most powerful solar flare in 24 hours
C2.9 (normal) flare - September 15 at 9:50 AM
Solar activity index
Value as of the end of the day on September 15, 2003
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from September 14, 2003 to September 15, 2003
Time zone — UTC-05 (Montgomery) — summer time
List of solar flares for September 15, 2003
The total number of solar flares of class C and higher — 6 flares
C class — 6 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C2.5 | 21:11 | 21:18 | 21:21 | — |
| C1.5 | 17:57 | 18:01 | 18:06 | — |
| C1.0 | 17:00 | 17:14 | 17:20 | — |
| C1.5 | 11:36 | 11:40 | 11:44 | — |
| C2.9 | 09:27 | 09:50 | 09:58 | — |
| C1.0 | 23:56 | 00:01 | 00:14 | — |