Solar flares on August 19, 2002
The most powerful solar flare in 24 hours
M5.0 (strong) flare - August 19 at 8:40 PM
Solar activity index
Value as of the end of the day on August 19, 2002
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from August 18, 2002 to August 19, 2002
Time zone — UTC-05 (Pierre) — summer time
List of solar flares for August 19, 2002
The total number of solar flares of class C and higher — 14 flares
C class — 10 | M class — 4 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C2.6 | 22:34 | 22:43 | 22:48 | 69 |
| M1.4 | 21:53 | 21:57 | 22:01 | 69 |
| C5.5 | 21:08 | 21:14 | 21:25 | 69 |
| M5.0 | 20:33 | 20:40 | 20:43 | 69 |
| C7.0 | 17:59 | 18:02 | 18:05 | — |
| M3.1 | 15:56 | 16:02 | 16:06 | 69 |
| C2.4 | 15:38 | 15:41 | 15:45 | — |
| C3.6 | 12:10 | 12:41 | 13:22 | — |
| C9.5 | 09:27 | 09:46 | 09:59 | 69 |
| C3.5 | 07:57 | 08:01 | 08:03 | 69 |
| C1.9 | 06:21 | 06:24 | 06:28 | 69 |
| M2.0 | 05:28 | 05:34 | 05:38 | 69 |
| C2.3 | 02:47 | 03:07 | 03:20 | 79 |
| C2.4 | 01:30 | 01:34 | 01:37 | 0 |