Solar flares — Oct 28, 2001
The strongest solar flare in the day
Flare of M1.5 level (strong) — in 10:00
Solar activity index
Value for Oct 28, 2001 24:00 (end on the day). The maximum value is 10.0

Solar flares in 2 days
Chart of solar activity from Oct 27, 2001 to Oct 28, 2001
Time zone — UTC+00 (London)

This chart in PNG format — high resolution
API data: JSON or TXT
List of solar flares for Oct 28, 2001
Total number of flares of class C and higher — 10 flares
C type — 7 | M type — 3 | X type — 0
| start | maximum | end | region | |
|---|---|---|---|---|
|
C3.7
|
17:03 | 17:06 | 17:09 | 9682 |
|
M1.4
|
16:45 | 16:51 | 16:53 | 9682 |
|
C6.3
|
10:58 | 11:03 | 11:07 | — |
|
M1.5
|
09:50 | 10:00 | 10:05 | — |
|
C4.8
|
09:17 | 09:21 | 09:25 | — |
|
C6.5
|
08:38 | 08:42 | 08:47 | 9682 |
|
C6.8
|
06:48 | 07:02 | 07:12 | 9682 |
|
M1.3
|
04:36 | 04:50 | 04:58 | 9682 |
|
C5.9
|
02:30 | 02:44 | 02:46 | — |
|
C3.4
|
00:10 | 00:14 | 00:19 | — |
