| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2011/11/26 | 1 | 5 | AXX | N19E59 | |
| 2011/11/27 | 2 | 10 | CAO | N19E46 | |
| 2011/11/28 | 7 | 30 | DAO | N19E34 | |
| 2011/11/29 | 5 | 40 | DSO | N18E21 | |
| 2011/11/30 | 9 | 80 | DSO | N18E07 | |
| 2011/12/01 | 17 | 80 | DSI | N18W06 | |
| 2011/12/02 | 7 | 60 | DSI | N19W18 | |
| 2011/12/03 | 7 | 60 | DSO | N20W32 | |
| 2011/12/04 | 11 | 90 | DAI | N19W45 | |
| 2011/12/05 | 7 | 60 | DAO | N19W58 | |
| 2011/12/06 | 10 | 90 | DAI | N18W71 | |
| 2011/12/07 | 2 | 10 | BXO | N18W81 |
| C |
|---|
| 5 |
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C4.64 | 2011/11/28 | 18:22 | 18:30 | 18:39 | |
| 2 | C3.09 | 2011/11/29 | 03:25 | 03:32 | 03:41 | |
| 3 | C1.63 | 2011/12/01 | 20:27 | 20:32 | 20:37 | |
| 4 | C1.37 | 2011/11/27 | 17:31 | 17:35 | 17:37 | |
| 5 | C1.37 | 2011/12/05 | 18:06 | 18:09 | 18:12 |
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| Last X-flare | 2026/02/03 | X1.5 |
| Last M-flare | 2026/02/04 | M1.1 |
| Last geomagnetic storm | 2026/01/28 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| December 2025 | 124 +32.2 |
| February 2026 | 133 +9 |
| Last 30 days | 120.6 +10.9 |