Solar flares on May 9, 2001
The most powerful solar flare in 24 hours
C5.6 (normal) flare - May 9 at 10:03 PM
Solar activity index
Value as of the end of the day on May 9, 2001
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from May 8, 2001 to May 9, 2001
Time zone — UTC-04 (Lansing) — summer time
List of solar flares for May 9, 2001
The total number of solar flares of class C and higher — 3 flares
C class — 3 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C5.6 | 21:05 | 22:03 | 00:43 | — |
| C1.5 | 04:47 | 04:53 | 05:02 | 9445 |
| C1.1 | 01:32 | 02:03 | 02:20 | 9445 |