Solar flares on January 18, 2026
The most powerful solar flare in 24 hours
X1.9 (very strong) flare - January 18 at 11:09 PM
Solar activity index
Value as of the end of the day on January 18, 2026
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from January 17, 2026 to January 18, 2026
Time zone — UTC+05 (Tashkent)
List of solar flares for January 18, 2026
The total number of solar flares of class C and higher — 10 flares
C class — 8 | M class — 1 | X class — 1
| Class | begin | max | end | region |
|---|---|---|---|---|
| X1.9 | 22:27 | 23:09 | 23:51 | 4341 |
| C2.5 | 21:31 | 21:37 | 21:43 | 4341 |
| C2.3 | 18:59 | 19:04 | 19:10 | — |
| C2.2 | 16:42 | 16:48 | 16:55 | — |
| C7.1 | 11:01 | 11:20 | 11:32 | 4341 |
| C2.7 | 08:53 | 09:08 | 09:22 | — |
| C1.7 | 08:41 | 08:49 | 08:53 | 4342 |
| C1.5 | 08:06 | 08:11 | 08:17 | 4342 |
| M1.1 | 04:46 | 04:51 | 04:54 | 4341 |
| C8.4 | 04:32 | 04:42 | 04:46 | 4341 |