Solar flares — Jan 21, 2011
The strongest solar flare in the day
Flare of C3.3 level (normal) — in 04:17
Solar activity index
Value for Jan 21, 2011 24:00 (end on the day). The maximum value is 10.0
Solar flares in 2 days
Chart of solar activity from Jan 20, 2011 to Jan 21, 2011
Time zone — UTC+00 (London)
This chart in PNG format — high resolution
API data: JSON or TXT
List of solar flares for Jan 21, 2011
Total number of flares of class C and higher — 13 flares
C type — 7 | M type — 0 | X type — 0
| start | maximum | end | region | |
|---|---|---|---|---|
|
B3.2
|
23:26 | 23:36 | 23:40 | 1149 |
|
C1.3
|
20:14 | 20:31 | 20:39 | 1149 |
|
C1.1
|
18:57 | 19:10 | 19:30 | — |
|
C2.2
|
16:38 | 17:12 | 17:17 | 1149 |
|
C1.1
|
15:17 | 15:21 | 15:25 | 1147 |
|
C1.4
|
14:24 | 14:38 | 14:49 | 1149 |
|
C1.0
|
12:05 | 12:15 | 12:20 | 1149 |
|
B3.9
|
11:50 | 11:53 | 11:55 | 1149 |
|
B4.5
|
10:44 | 10:55 | 11:00 | 1149 |
|
B4.5
|
09:51 | 09:57 | 10:12 | 1149 |
|
B9.5
|
06:50 | 07:01 | 07:10 | 1149 |
|
C3.3
|
04:12 | 04:17 | 04:20 | 1149 |
|
B2.7
|
02:32 | 02:38 | 02:50 | 1149 |