Solar flares on January 13, 2003
The most powerful solar flare in 24 hours
C4.2 (normal) flare - January 13 at 9:45 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+05:30 (Ranchi)
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 | 21:27 | 21:45 | 22:08 | 244 |
| C3.1 | 19:36 | 19:41 | 19:46 | 0 |
| C2.4 | 18:27 | 18:35 | 18:42 | — |
| C1.0 | 12:03 | 12:07 | 12:11 | — |
| C1.7 | 10:19 | 10:23 | 10:27 | 254 |
| C1.3 | 10:05 | 10:13 | 10:19 | 250 |