Solar flares on October 2, 2002
The most powerful solar flare in 24 hours
M2.1 (strong) flare - October 2 at 7:21 PM
Solar activity index
Value as of the end of the day on October 2, 2002
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from October 1, 2002 to October 2, 2002
Time zone — UTC-07 (Phoenix)
List of solar flares for October 2, 2002
The total number of solar flares of class C and higher — 10 flares
C class — 9 | M class — 1 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C1.4 | 20:31 | 20:35 | 20:38 | — |
| M2.1 | 19:15 | 19:21 | 19:26 | 137 |
| C5.5 | 15:27 | 15:41 | 15:54 | 137 |
| C1.6 | 14:41 | 14:46 | 15:14 | 137 |
| C2.0 | 14:12 | 14:18 | 14:24 | 137 |
| C4.2 | 12:08 | 12:17 | 12:26 | 137 |
| C2.0 | 11:34 | 11:39 | 11:45 | 137 |
| C1.5 | 11:15 | 11:21 | 11:27 | 137 |
| C1.1 | 09:32 | 09:56 | 10:02 | 137 |
| C1.6 | 05:07 | 05:18 | 05:33 | 134 |