Sunspot region AR11142
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2011/01/02 | 5 | 40 | DSO | S14E33 | |
| 2011/01/03 | 3 | 90 | DSO | S12E21 | |
| 2011/01/04 | 13 | 120 | DSI | S13E07 | |
| 2011/01/05 | 17 | 90 | DSI | S12W05 | |
| 2011/01/06 | 14 | 40 | CAO | S13W18 | |
| 2011/01/07 | 7 | 50 | CSO | S14W32 | |
| 2011/01/08 | 2 | 0 | AXX | S14W45 | |
| 2011/01/09 | 3 | 10 | BXO | S15W56 | |
| 2011/01/10 | 4 | 10 | BXO | S17W75 |
| B | C |
|---|---|
| 3 | 1 |
The top 4 solar flares from sunspot region 11142
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C1.62 | 2011/01/03 | 23:26 | 23:35 | 23:46 | |
| 2 | B5.02 | 2011/01/03 | 22:01 | 22:22 | 22:31 | |
| 3 | B4.36 | 2011/01/11 | 17:43 | 17:50 | 18:09 | |
| 4 | B2.09 | 2011/01/11 | 18:46 | 18:52 | 19:01 |
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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| 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 | 147.6 -68 |
| Last 30 days | 154.6 -57.2 |