Solar flares on July 18, 2023
The most powerful solar flare in 24 hours
M5.7 (strong) flare - July 18 at 9:06 AM
Solar activity index
Value as of the end of the day on July 18, 2023
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from July 17, 2023 to July 18, 2023
Time zone — UTC+09 (Lensk)
List of solar flares for July 18, 2023
The total number of solar flares of class C and higher — 9 flares
C class — 7 | M class — 2 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| M5.7 | 08:37 | 09:06 | 09:23 | 3363 |
| M2.7 | 07:41 | 07:54 | 08:06 | 3363 |
| C7.4 | 07:23 | 07:32 | 07:40 | 3363 |
| C5.9 | 07:04 | 07:11 | 07:16 | — |
| C3.3 | 04:53 | 05:01 | 05:07 | 3373 |
| C2.9 | 03:47 | 03:54 | 03:58 | — |
| C3.2 | 03:18 | 03:29 | 03:38 | 3377 |
| C2.5 | 02:25 | 02:33 | 02:47 | 3373 |
| C6.6 | 00:06 | 00:16 | 00:23 | 3372 |