Sunspot region AR11838
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2013/09/06 | 1 | 30 | HSX | S03E68 | |
| 2013/09/07 | 1 | 20 | HSX | S05E55 | |
| 2013/09/08 | 1 | 30 | HAX | S05E41 | |
| 2013/09/09 | 3 | 30 | HAX | S03E27 | |
| 2013/09/10 | 3 | 10 | AXX | S04E15 | |
| 2013/09/11 | 1 | 0 | AXX | S04E02 | |
| 2013/09/12 | 3 | 10 | AXX | S04W13 | |
| 2013/09/13 | 2 | 10 | AXX | S05W25 |
2013/09/06
2013/09/07
2013/09/08
2013/09/09
2013/09/10
2013/09/11
2013/09/12
2013/09/13
|
2013/09/06
2013/09/07
2013/09/08
2013/09/09
2013/09/10
2013/09/11
2013/09/12
2013/09/13
|
| B | C |
|---|---|
| 2 | 1 |
The top 3 solar flares from sunspot region 11838
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C1.03 | 2013/09/08 | 15:32 | 15:38 | 15:43 | |
| 2 | B5.3 | 2013/09/08 | 16:29 | 16:35 | 16:43 | |
| 3 | B3.65 | 2013/09/10 | 10:22 | 10:54 | 11:03 |
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Space weather facts
| Last X-flare | 2025/12/08 | X1.1 |
| Last M-flare | 2025/12/09 | M1.1 |
| Last geomagnetic storm | 2025/12/04 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| November 2025 | 91.8 -22.8 |
| December 2025 | 160.6 +68.8 |
| Last 30 days | 108.7 +12.8 |