Solar flares — Sep 13, 2001
The strongest solar flare in the day
Flare of C7.0 level (normal) — in 17:02
Solar activity index
Value for Sep 13, 2001 24:00 (end on the day). The maximum value is 10.0

Solar flares in 2 days
Chart of solar activity from Sep 12, 2001 to Sep 13, 2001
Time zone — UTC+01 (London) - summer time

This chart in PNG format — high resolution
API data: JSON or TXT
List of solar flares for Sep 13, 2001
Total number of flares of class C and higher — 8 flares
C type — 8 | M type — 0 | X type — 0
| start | maximum | end | region | |
|---|---|---|---|---|
|
C5.8
|
20:48 | 20:51 | 20:54 | — |
|
C7.0
|
16:57 | 17:02 | 17:04 | 9610 |
|
C2.4
|
14:10 | 14:12 | 14:14 | 9610 |
|
C2.4
|
14:03 | 14:06 | 14:07 | 9610 |
|
C4.6
|
04:51 | 04:54 | 04:59 | 9608 |
|
C6.6
|
03:00 | 03:07 | 03:17 | 9616 |
|
C7.0
|
02:21 | 02:25 | 02:28 | — |
|
C3.7
|
01:34 | 01:37 | 01:41 | — |
