Solar flares — Jan 28, 2002
The strongest solar flare in the day
Flare of C9.6 level (normal) — in 23:49
Solar activity index
Value for Jan 28, 2002 24:00 (end on the day). The maximum value is 10.0

Solar flares in 2 days
Chart of solar activity from Jan 27, 2002 to Jan 28, 2002
Time zone — UTC+00 (London)

This chart in PNG format — high resolution
API data: JSON or TXT
List of solar flares for Jan 28, 2002
Total number of flares of class C and higher — 5 flares
C type — 5 | M type — 0 | X type — 0
| start | maximum | end | region | |
|---|---|---|---|---|
|
C9.6
|
23:42 | 23:49 | 23:53 | — |
|
C2.6
|
22:34 | 22:37 | 22:42 | 9800 |
|
C8.1
|
17:49 | 17:54 | 17:59 | 9800 |
|
C4.6
|
11:05 | 11:10 | 11:16 | — |
|
C9.6
|
03:00 | 03:10 | 03:27 | 9788 |
