Solar flares on October 19, 2004
The most powerful solar flare in 24 hours
C1.9 (normal) flare - October 19 at 4:28 PM
Solar activity index
Value as of the end of the day on October 19, 2004
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from October 18, 2004 to October 19, 2004
Time zone — UTC+02 (Prague) — summer time
List of solar flares for October 19, 2004
The total number of solar flares of class C and higher — 2 flares
C class — 2 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C1.9 | 16:19 | 16:28 | 16:37 | 682 |
| C1.0 | 04:30 | 04:54 | 05:10 | 682 |