Solar flares on September 15, 2002
The most powerful solar flare in 24 hours
M1.3 (strong) flare - September 15 at 11:10 PM
Solar activity index
Value as of the end of the day on September 15, 2002
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from September 14, 2002 to September 15, 2002
Time zone — UTC-04 (Providence) — summer time
List of solar flares for September 15, 2002
The total number of solar flares of class C and higher — 14 flares
C class — 12 | M class — 2 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C5.0 | 23:38 | 23:53 | 00:10 | 105 |
| M1.3 | 23:06 | 23:10 | 23:12 | 114 |
| C2.4 | 21:41 | 21:54 | 21:58 | 114 |
| C1.7 | 19:30 | 19:38 | 19:50 | 114 |
| C2.9 | 16:34 | 16:39 | 16:42 | — |
| C1.2 | 15:00 | 15:04 | 15:09 | — |
| M1.0 | 13:29 | 13:38 | 13:45 | 105 |
| C3.1 | 11:33 | 11:38 | 11:41 | 114 |
| C1.3 | 09:56 | 10:00 | 10:04 | — |
| C1.2 | 08:55 | 08:59 | 09:03 | — |
| C1.3 | 05:22 | 05:26 | 05:30 | — |
| C3.7 | 03:47 | 03:52 | 03:56 | 105 |
| C3.9 | 00:41 | 00:50 | 00:58 | — |
| C1.7 | 00:11 | 00:17 | 00:19 | — |