| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2023/03/06 | 2 | 50 | DAO | S23E68 | |
| 2023/03/07 | 3 | 90 | CSO | S24E53 | |
| 2023/03/08 | 3 | 100 | CAO | S24E41 | |
| 2023/03/09 | 5 | 70 | CSO | S24E27 | |
| 2023/03/10 | 6 | 70 | CSO | S22E16 | |
| 2023/03/11 | 4 | 70 | CSO | S24E03 | |
| 2023/03/12 | 3 | 60 | CSO | S24W12 | |
| 2023/03/13 | 2 | 30 | HAX | S24W25 | |
| 2023/03/14 | 1 | 20 | HAX | S23W38 | |
| 2023/03/15 | 1 | 10 | AXX | S23W52 | |
| 2023/03/16 | 1 | 10 | AXX | S23W68 | |
| 2023/03/17 | 1 | 10 | AXX | S24W80 |
| B | C | M |
|---|---|---|
| 1 | 1 | 1 |
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | M1.0 | 2023/03/17 | 15:04 | 15:07 | 15:11 | |
| 2 | C7.2 | 2023/03/17 | 12:58 | 13:14 | 13:20 | |
| 3 | B8.7 | 2023/03/15 | 19:36 | 19:43 | 19:49 |
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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 |