| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2012/06/02 | 5 | 120 | CSO | N16E59 | |
| 2012/06/03 | 6 | 100 | DAI | N16E47 | |
| 2012/06/04 | 7 | 70 | DSO | N16E33 | |
| 2012/06/05 | 8 | 50 | CSO | N17E17 | |
| 2012/06/06 | 2 | 30 | CSO | N16E05 | |
| 2012/06/07 | 1 | 20 | HAX | N16W10 | |
| 2012/06/08 | 1 | 20 | HAX | N16W24 | |
| 2012/06/09 | 1 | 10 | AXX | N17W36 | |
| 2012/06/10 | 1 | 10 | AXX | N16W48 | |
| 2012/06/11 | 1 | 10 | AXX | N17W62 |
| C | M |
|---|---|
| 3 | 1 |
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | M4.79 | 2012/06/03 | 17:48 | 17:55 | 17:57 | |
| 2 | C3.12 | 2012/06/01 | 05:26 | 05:34 | 05:41 | |
| 3 | C2.35 | 2012/06/03 | 12:06 | 12:09 | 12:11 | |
| 4 | C1.54 | 2012/06/04 | 09:31 | 09:36 | 09:38 |
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| Last X-flare | 2025/12/08 | X1.1 |
| Last M-flare | 2025/12/08 | 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 | 162.7 +70.9 |
| Last 30 days | 108 +13.3 |