Solar flares on July 28, 2002
The most powerful solar flare in 24 hours
M2.3 (strong) flare - July 28 at 6:05 AM
Solar activity index
Value as of the end of the day on July 28, 2002
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from July 27, 2002 to July 28, 2002
Time zone — UTC+05:30 (Manali)
List of solar flares for July 28, 2002
The total number of solar flares of class C and higher — 12 flares
C class — 11 | M class — 1 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C4.0 | 22:29 | 22:36 | 22:42 | — |
| C2.9 | 21:11 | 21:30 | 21:46 | — |
| C2.3 | 20:25 | 20:30 | 20:34 | 39 |
| C2.2 | 17:05 | 17:11 | 17:15 | 50 |
| C7.6 | 16:31 | 16:36 | 16:40 | 39 |
| C2.2 | 16:15 | 16:19 | 16:21 | 50 |
| C3.6 | 14:08 | 14:14 | 14:19 | 44 |
| C2.5 | 12:05 | 12:10 | 12:13 | 39 |
| C3.6 | 11:22 | 11:28 | 11:33 | 44 |
| C2.8 | 09:34 | 10:02 | 10:24 | — |
| C5.3 | 06:42 | 06:46 | 06:48 | — |
| M2.3 | 05:48 | 06:05 | 06:14 | 39 |