Solar flares on September 7, 2025
The most powerful solar flare in 24 hours
C6.3 (normal) flare - September 7 at 1:20 AM
Solar activity index
Value as of the end of the day on September 7, 2025
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from September 6, 2025 to September 7, 2025
Time zone — UTC-04 (Moosonee) — summer time
List of solar flares for September 7, 2025
The total number of solar flares of class C and higher — 15 flares
C class — 15 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C1.2 | 23:27 | 23:56 | 00:21 | 4212 |
| C1.2 | 22:16 | 22:49 | 23:06 | 4212 |
| C1.2 | 16:43 | 16:50 | 16:56 | 4207 |
| C4.0 | 13:56 | 14:13 | 14:45 | 4213 |
| C2.5 | 11:38 | 12:01 | 12:35 | 4213 |
| C1.4 | 10:28 | 11:01 | 11:29 | 4212 |
| C3.6 | 08:33 | 08:44 | 08:51 | 4207 |
| C3.4 | 06:39 | 06:50 | 07:15 | 4202 |
| C3.6 | 06:07 | 06:12 | 06:17 | 4207 |
| C2.7 | 05:25 | 05:40 | 06:04 | 4202 |
| C3.3 | 03:49 | 03:57 | 04:05 | 4207 |
| C3.6 | 02:43 | 02:55 | 03:20 | 4202 |
| C6.3 | 01:10 | 01:20 | 01:33 | 4207 |
| C3.0 | 00:45 | 01:00 | 01:13 | 4213 |
| C3.3 | 23:54 | 00:12 | 00:45 | 4213 |