Solar flares on January 18, 2001
The most powerful solar flare in 24 hours
C2.9 (normal) flare - January 18 at 5:34 PM
Solar activity index
Value as of the end of the day on January 18, 2001
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from January 17, 2001 to January 18, 2001
Time zone — UTC+01 (Vaduz)
List of solar flares for January 18, 2001
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 |
|---|---|---|---|---|
| C2.9 | 16:25 | 17:34 | 18:25 | — |
| C1.0 | 13:52 | 13:56 | 14:05 | — |