Sunspot region AR11687
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2013/03/04 | 3 | 30 | CRO | N06E65 | |
| 2013/03/05 | 3 | 10 | BXO | N06E50 | |
| 2013/03/06 | 4 | 10 | BXO | N10E46 | |
| 2013/03/07 | 5 | 60 | CAO | N09E32 | |
| 2013/03/08 | 3 | 10 | BXO | N08E18 |
| B | C |
|---|---|
| 1 | 2 |
The top 3 solar flares from sunspot region 11687
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C2.71 | 2013/03/02 | 14:59 | 15:11 | 15:26 | |
| 2 | C2.34 | 2013/03/02 | 18:36 | 18:47 | 19:01 | |
| 3 | B6.06 | 2013/03/04 | 06:57 | 07:01 | 07:05 |
Latest news
Saturday, 14 September 2024
X4.5 solar flare with a fast coronal mass ejection
Thursday, 12 September 2024
G3 geomagnetic storm watch due to CME passage
Monday, 12 August 2024
Severe G4 geomagnetic storm
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Space weather facts
| Last X-flare | 2024/09/14 | X4.54 |
| Last M-flare | 2024/09/14 | M3.0 |
| Last geomagnetic storm | 2024/09/17 | Kp8- (G4) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| August 2024 | 215.5 +19 |
| September 2024 | 149.4 -66.1 |
| Last 30 days | 156.7 -55.8 |