| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2016/01/07 | 4 | 80 | CAO | N04E74 | |
| 2016/01/08 | 6 | 180 | DAO | N03E58 | |
| 2016/01/09 | 6 | 180 | DAO | N03E43 | |
| 2016/01/10 | 7 | 180 | DAO | N03E32 | |
| 2016/01/11 | 7 | 190 | ESO | N02E17 | |
| 2016/01/12 | 3 | 170 | ESO | N03E05 | |
| 2016/01/13 | 4 | 150 | CSO | N03W08 | |
| 2016/01/14 | 3 | 140 | CSO | N03W23 | |
| 2016/01/15 | 2 | 140 | HAX | N03W39 | |
| 2016/01/16 | 2 | 130 | HSX | N04W52 | |
| 2016/01/17 | 1 | 130 | HSX | N03W66 | |
| 2016/01/18 | 1 | 140 | HSX | N03W79 | |
| 2016/01/19 | 1 | 140 | HSX | N03W94 | |
| 2016/01/20 | 1 | 140 | HSX | N03W0* |
| B | C |
|---|---|
| 24 | 11 |
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C3.99 | 2016/01/15 | 02:34 | 02:39 | 02:41 | |
| 2 | C2.56 | 2016/01/06 | 11:31 | 11:37 | 11:39 | |
| 3 | C2.43 | 2016/01/15 | 15:18 | 15:25 | 15:31 | |
| 4 | C1.6 | 2016/01/15 | 21:59 | 22:03 | 22:05 | |
| 5 | C1.47 | 2016/01/15 | 12:10 | 12:16 | 12:18 | |
| 6 | C1.44 | 2016/01/07 | 06:11 | 06:17 | 06:23 | |
| 7 | C1.27 | 2016/01/06 | 14:44 | 14:45 | 14:46 | |
| 8 | C1.19 | 2016/01/16 | 03:32 | 03:36 | 03:39 | |
| 9 | C1.18 | 2016/01/15 | 19:56 | 20:02 | 20:05 | |
| 10 | C1.12 | 2016/01/06 | 09:20 | 09:25 | 09:28 |
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| Last X-flare | 2025/12/01 | X1.9 |
| Last M-flare | 2025/12/04 | M6.0 |
| 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 | 186 +94.2 |
| Last 30 days | 106.3 +12.6 |