Solar flares on March 17, 2003
The most powerful solar flare in 24 hours
X1.5 (very strong) flare - March 17 at 10:05 PM
Solar activity index
Value as of the end of the day on March 17, 2003
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from March 16, 2003 to March 17, 2003
Time zone — UTC+03 (Murmansk)
List of solar flares for March 17, 2003
The total number of solar flares of class C and higher — 6 flares
C class — 5 | M class — 0 | X class — 1
| Class | begin | max | end | region |
|---|---|---|---|---|
| C6.9 | 23:14 | 23:21 | 23:28 | — |
| X1.5 | 21:50 | 22:05 | 22:16 | 314 |
| C7.7 | 19:35 | 19:50 | 20:01 | 314 |
| C2.1 | 18:18 | 18:51 | 19:10 | — |
| C1.8 | 04:50 | 04:55 | 04:58 | — |
| C3.1 | 03:55 | 04:03 | 04:17 | — |