Solar flares on May 12, 2001
The most powerful solar flare in 24 hours
M3.6 (strong) flare - May 12 at 11:04 PM
Solar activity index
Value as of the end of the day on May 12, 2001
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from May 11, 2001 to May 12, 2001
Time zone — UTC-04 (Lansing) — summer time
List of solar flares for May 12, 2001
The total number of solar flares of class C and higher — 9 flares
C class — 7 | M class — 2 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| M3.6 | 22:58 | 23:04 | 23:08 | 9455 |
| C1.1 | 21:40 | 21:45 | 21:53 | 9455 |
| C3.4 | 20:20 | 20:25 | 20:29 | 9455 |
| M3.0 | 18:42 | 19:35 | 19:45 | 9455 |
| C3.5 | 13:14 | 13:25 | 13:34 | 9455 |
| C4.2 | 10:40 | 10:48 | 10:59 | 9455 |
| C4.0 | 10:08 | 10:25 | 10:34 | 9455 |
| C5.7 | 08:02 | 08:10 | 08:13 | 9454 |
| C2.8 | 05:54 | 06:01 | 06:10 | 9455 |