Solar flares on February 19, 2001
The most powerful solar flare in 24 hours
C5.4 (normal) flare - February 19 at 4:00 PM
Solar activity index
Value as of the end of the day on February 19, 2001
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from February 18, 2001 to February 19, 2001
Time zone — UTC-05 (Augusta)
List of solar flares for February 19, 2001
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 |
|---|---|---|---|---|
| C3.1 | 20:10 | 20:22 | 20:29 | — |
| C5.4 | 15:43 | 16:00 | 16:21 | — |