Solar flares on May 12, 2002
The most powerful solar flare in 24 hours
C3.7 (normal) flare - May 12 at 9:53 AM
Solar activity index
Value as of the end of the day on May 12, 2002
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from May 11, 2002 to May 12, 2002
Time zone — UTC+00
List of solar flares for May 12, 2002
The total number of solar flares of class C and higher — 7 flares
C class — 7 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C1.4 | 19:43 | 19:57 | 20:14 | — |
| C1.0 | 19:35 | 19:38 | 19:41 | 9934 |
| C1.2 | 16:50 | 16:53 | 16:59 | 9934 |
| C1.2 | 14:46 | 14:51 | 15:00 | 9934 |
| C3.7 | 09:25 | 09:53 | 10:12 | — |
| C2.2 | 02:29 | 03:16 | 04:00 | 9928 |
| C1.4 | 01:00 | 01:20 | 01:40 | — |