Solar flares on May 20, 2003
The most powerful solar flare in 24 hours
C1.4 (normal) flare - May 20 at 2:31 PM
Solar activity index
Value as of the end of the day on May 20, 2003
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from May 19, 2003 to May 20, 2003
Time zone — UTC-05 (Austin) — summer time
List of solar flares for May 20, 2003
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 |
|---|---|---|---|---|
| C1.4 | 14:24 | 14:31 | 14:38 | 362 |
| C1.0 | 05:39 | 05:45 | 05:51 | 364 |