Solar flares on June 18, 2000
The most powerful solar flare in 24 hours
X1.0 (very strong) flare - June 18 at 3:59 AM
Solar activity index
Value as of the end of the day on June 18, 2000
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from June 17, 2000 to June 18, 2000
Time zone — UTC+02 (Bern) — summer time
List of solar flares for June 18, 2000
The total number of solar flares of class C and higher — 3 flares
C class — 2 | M class — 0 | X class — 1
| Class | begin | max | end | region |
|---|---|---|---|---|
| C1.4 | 18:59 | 19:03 | 19:06 | — |
| X1.0 | 03:52 | 03:59 | 04:03 | 9033 |
| C4.6 | 00:27 | 01:16 | 01:58 | — |