Solar flares on March 18, 2001
The most powerful solar flare in 24 hours
C3.4 (normal) flare - March 18 at 3:48 AM
Solar activity index
Value as of the end of the day on March 18, 2001
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from March 17, 2001 to March 18, 2001
Time zone — UTC-04 (Dover) — summer time
List of solar flares for March 18, 2001
The total number of solar flares of class C and higher — 6 flares
C class — 6 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C1.9 | 13:27 | 13:33 | 13:38 | 9384 |
| C2.1 | 08:20 | 08:26 | 08:28 | — |
| C1.8 | 07:01 | 07:09 | 07:18 | 9373 |
| C3.1 | 04:45 | 04:50 | 04:53 | 9373 |
| C3.4 | 03:39 | 03:48 | 03:55 | 9373 |
| C1.9 | 01:16 | 01:24 | 01:31 | 9373 |