Solar flares on September 23, 2003
The most powerful solar flare in 24 hours
C2.1 (normal) flare - September 23 at 2:44 PM
Solar activity index
Value as of the end of the day on September 23, 2003
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from September 22, 2003 to September 23, 2003
Time zone — UTC+00
List of solar flares for September 23, 2003
The total number of solar flares of class C and higher — 1 flare
C class — 1 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C2.1 | 14:40 | 14:44 | 14:52 | 464 |