Solar flares on March 21, 2000
The most powerful solar flare in 24 hours
M1.9 (strong) flare - March 21 at 6:18 PM
Solar activity index
Value as of the end of the day on March 21, 2000
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from March 20, 2000 to March 21, 2000
Time zone — UTC-07 (Phoenix)
List of solar flares for March 21, 2000
The total number of solar flares of class C and higher — 5 flares
C class — 3 | M class — 2 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| M1.9 | 18:07 | 18:18 | 18:29 | 8921 |
| C8.8 | 14:28 | 14:41 | 14:57 | — |
| M1.0 | 07:12 | 07:24 | 07:35 | 8918 |
| C5.3 | 00:42 | 00:46 | 00:49 | — |
| C7.1 | 00:17 | 00:24 | 00:28 | 8910 |