Solar flares on October 3, 2002
The most powerful solar flare in 24 hours
M4.0 (strong) flare - October 3 at 10:38 PM
Solar activity index
Value as of the end of the day on October 3, 2002
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from October 2, 2002 to October 3, 2002
Time zone — UTC-07 (Phoenix)
List of solar flares for October 3, 2002
The total number of solar flares of class C and higher — 8 flares
C class — 6 | M class — 2 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| M4.0 | 22:34 | 22:38 | 22:41 | 137 |
| C5.3 | 21:57 | 22:01 | 22:03 | — |
| C4.1 | 21:17 | 21:31 | 21:55 | 137 |
| C7.0 | 18:51 | 18:55 | 18:57 | — |
| M1.0 | 17:39 | 17:43 | 17:53 | 137 |
| C3.6 | 08:18 | 08:28 | 08:33 | 0 |
| C2.5 | 05:31 | 05:44 | 06:00 | 134 |
| C1.4 | 03:07 | 03:14 | 03:35 | — |