Solar flares on April 12, 2001
The most powerful solar flare in 24 hours
X2.0 (very strong) flare - April 12 at 2:28 AM
Solar activity index
Value as of the end of the day on April 12, 2001
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from April 11, 2001 to April 12, 2001
Time zone — UTC-08 (Anchorage) — summer time
List of solar flares for April 12, 2001
The total number of solar flares of class C and higher — 3 flares
C class — 2 | M class — 0 | X class — 1
| Class | begin | max | end | region |
|---|---|---|---|---|
| C1.0 | 08:28 | 08:29 | 08:31 | — |
| C1.1 | 06:54 | 07:01 | 07:04 | — |
| X2.0 | 01:39 | 02:28 | 02:49 | 9415 |