Solar flares on October 18, 2024
The most powerful solar flare in 24 hours
M6.5 (strong) flare - October 18 at 11:56 PM
Solar activity index
Value as of the end of the day on October 18, 2024
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from October 17, 2024 to October 18, 2024
Time zone — UTC-07 (Seattle) — summer time
List of solar flares for October 18, 2024
The total number of solar flares of class C and higher — 4 flares
C class — 2 | M class — 2 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| M6.5 | 23:48 | 23:56 | 00:03 | 3854 |
| C2.2 | 22:07 | 22:14 | 22:18 | 3859 |
| M4.7 | 16:13 | 16:28 | 16:38 | 3852 |
| C2.0 | 15:56 | 16:01 | 16:13 | 3852 |