Solar flares on July 18, 2003
The most powerful solar flare in 24 hours
C5.4 (normal) flare - July 18 at 5:35 AM
Solar activity index
Value as of the end of the day on July 18, 2003
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from July 17, 2003 to July 18, 2003
Time zone — UTC+05:30 (Dasarhalli)
List of solar flares for July 18, 2003
The total number of solar flares of class C and higher — 8 flares
C class — 8 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C4.8 | 23:53 | 23:58 | 00:05 | 410 |
| C1.3 | 19:05 | 19:20 | 19:24 | 412 |
| C1.2 | 13:05 | 13:12 | 13:18 | 410 |
| C2.0 | 09:34 | 09:49 | 09:56 | 410 |
| C5.4 | 05:32 | 05:35 | 05:40 | 410 |
| C5.1 | 05:18 | 05:26 | 05:31 | 410 |
| C1.3 | 01:40 | 01:43 | 01:47 | — |
| C3.8 | 00:06 | 00:10 | 00:13 | 410 |