Solar flares on March 21, 2002
The most powerful solar flare in 24 hours
C5.9 (normal) flare - March 21 at 11:12 AM
Solar activity index
Value as of the end of the day on March 21, 2002
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from March 20, 2002 to March 21, 2002
Time zone — UTC+03 (Sochi)
List of solar flares for March 21, 2002
The total number of solar flares of class C and higher — 8 flares
C class — 8 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C2.0 | 23:24 | 23:45 | 00:09 | — |
| C1.3 | 21:06 | 21:13 | 21:24 | 9871 |
| C2.6 | 18:23 | 18:34 | 18:52 | — |
| C5.9 | 10:45 | 11:12 | 11:31 | 9866 |
| C2.8 | 05:15 | 05:30 | 05:43 | — |
| C3.0 | 04:31 | 04:39 | 04:45 | 9873 |
| C5.7 | 02:46 | 03:23 | 03:46 | 9870 |
| C2.4 | 00:17 | 00:20 | 00:24 | — |