Solar flares — Oct 30, 2004
The strongest solar flare in the day
Flare of X1.2 level (very strong) — in 12:46
Solar activity index
Value for Oct 30, 2004 24:00 (end on the day). The maximum value is 10.0

Solar flares in 2 days
Chart of solar activity from Oct 29, 2004 to Oct 30, 2004
Time zone — UTC+01 (London) - summer time

This chart in PNG format — high resolution
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List of solar flares for Oct 30, 2004
Total number of flares of class C and higher — 20 flares
C type — 15 | M type — 4 | X type — 1
start | maximum | end | region | |
---|---|---|---|---|
C2.4
|
22:51 | 22:59 | 23:04 | 691 |
M5.9
|
17:18 | 17:33 | 17:37 | 691 |
C1.4
|
16:51 | 16:54 | 16:57 | — |
C2.6
|
15:41 | 15:48 | 15:53 | — |
C2.6
|
14:59 | 15:06 | 15:10 | 691 |
C1.5
|
14:44 | 14:50 | 14:54 | — |
C3.7
|
13:45 | 13:51 | 14:03 | 687 |
X1.2
|
12:38 | 12:46 | 12:50 | 691 |
C1.0
|
12:17 | 12:22 | 12:27 | 691 |
C7.2
|
11:20 | 11:35 | 11:41 | 691 |
M3.7
|
10:09 | 10:28 | 10:30 | 691 |
C1.6
|
09:53 | 09:58 | 10:01 | — |
C5.5
|
07:55 | 08:01 | 08:05 | 691 |
M4.2
|
07:08 | 07:18 | 07:22 | 691 |
C1.1
|
06:50 | 06:55 | 06:59 | — |
C1.2
|
05:11 | 05:16 | 05:21 | — |
M3.3
|
04:23 | 04:33 | 04:37 | 691 |
C1.6
|
03:09 | 03:16 | 03:22 | — |
C9.7
|
01:39 | 01:49 | 01:53 | 691 |
C3.1
|
00:53 | 00:59 | 01:05 | 691 |