Solar flares on June 18, 2023
The most powerful solar flare in 24 hours
M2.5 (strong) flare - June 18 at 1:53 PM
Solar activity index
Value as of the end of the day on June 18, 2023
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from June 17, 2023 to June 18, 2023
Time zone — UTC+00
List of solar flares for June 18, 2023
The total number of solar flares of class C and higher — 8 flares
C class — 6 | M class — 2 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C3.0 | 22:43 | 22:47 | 22:51 | 3336 |
| C2.7 | 22:25 | 22:39 | 22:43 | 3336 |
| M2.5 | 13:25 | 13:53 | 14:14 | 3336 |
| C2.1 | 05:31 | 05:35 | 05:44 | 3335 |
| C2.5 | 04:50 | 05:05 | 05:15 | 3334 |
| C1.7 | 02:04 | 02:08 | 02:13 | 3340 |
| M1.3 | 00:25 | 00:31 | 00:40 | 3336 |
| C2.0 | 00:03 | 00:12 | 00:18 | 3335 |