Solar flares — Oct 18, 2003
The strongest solar flare in the day
Flare of C6.5 level (normal) — in 23:18
Solar activity index
Value for Oct 18, 2003 24:00 (end on the day). The maximum value is 10.0

Solar flares in 2 days
Chart of solar activity from Oct 17, 2003 to Oct 18, 2003
Time zone — UTC+01 (London) - summer time

This chart in PNG format — high resolution
API data: JSON or TXT
List of solar flares for Oct 18, 2003
Total number of flares of class C and higher — 9 flares
C type — 9 | M type — 0 | X type — 0
start | maximum | end | region | |
---|---|---|---|---|
C6.5
|
23:14 | 23:18 | 23:20 | 484 |
C2.3
|
22:25 | 22:29 | 22:33 | 484 |
C3.3
|
21:26 | 21:41 | 21:50 | 484 |
C3.0
|
19:36 | 20:08 | 20:14 | 484 |
C2.6
|
18:06 | 18:15 | 18:30 | 484 |
C4.9
|
17:28 | 17:53 | 17:58 | 484 |
C3.3
|
15:48 | 16:22 | 16:31 | 484 |
C3.3
|
09:49 | 10:00 | 10:04 | 484 |
C2.0
|
06:31 | 06:38 | 06:40 | 484 |