Solar flares on January 13, 2003
The most powerful solar flare in 24 hours
C4.2 (normal) flare - January 13 at 7:15 PM
Solar activity index
Value as of the end of the day on January 13, 2003
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from January 12, 2003 to January 13, 2003
Time zone — UTC+03 (Moscow)
List of solar flares for January 13, 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 |
|---|---|---|---|---|
| C4.2 | 18:57 | 19:15 | 19:38 | 244 |
| C3.1 | 17:06 | 17:11 | 17:16 | 0 |
| C2.4 | 15:57 | 16:05 | 16:12 | — |
| C1.0 | 09:33 | 09:37 | 09:41 | — |
| C1.7 | 07:49 | 07:53 | 07:57 | 254 |
| C1.3 | 07:35 | 07:43 | 07:49 | 250 |