Sunspot region AR11375
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2011/12/09 | 3 | 10 | BXO | N08E70 | |
| 2011/12/10 | 3 | 70 | CSO | N09E52 | |
| 2011/12/11 | 4 | 80 | CSO | N09E39 | |
| 2011/12/12 | 9 | 140 | CSO | N09E25 | |
| 2011/12/13 | 4 | 70 | CSO | N08E11 | |
| 2011/12/14 | 3 | 50 | CSO | N08W03 | |
| 2011/12/15 | 2 | 40 | HSX | N08W16 | |
| 2011/12/16 | 1 | 50 | HSX | N08W30 | |
| 2011/12/17 | 1 | 40 | HSX | N08W43 | |
| 2011/12/18 | 1 | 30 | HSX | N08W57 | |
| 2011/12/19 | 1 | 20 | HRX | N09W70 | |
| 2011/12/20 | 1 | 40 | HSX | N08W83 |
| C |
|---|
| 3 |
The top 3 solar flares from sunspot region 11375
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C3.95 | 2011/12/07 | 20:07 | 20:13 | 20:18 | |
| 2 | C1.77 | 2011/12/10 | 06:24 | 06:31 | 06:43 | |
| 3 | C1.72 | 2011/12/08 | 01:54 | 01:59 | 02:05 |
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| Last X-flare | 2025/01/04 | X1.85 |
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| Spotless days | |
|---|---|
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| Monthly mean Sunspot Number | |
|---|---|
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| February 2025 | 154.3 +17.3 |
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