| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2000/12/11 | 1 | 60 | HSX | S21E65 | |
| 2000/12/12 | 3 | 70 | CSO | S23E54 | |
| 2000/12/13 | 5 | 60 | DSO | S24E42 | |
| 2000/12/14 | 10 | 90 | DAO | S24E30 | |
| 2000/12/15 | 10 | 100 | DAO | S24E16 | |
| 2000/12/16 | 18 | 250 | EAI | S24E04 | |
| 2000/12/17 | 23 | 230 | EAI | S25W09 | |
| 2000/12/18 | 20 | 200 | EAI | S24W22 | |
| 2000/12/19 | 15 | 140 | EAO | S25W36 | |
| 2000/12/20 | 13 | 120 | DSO | S25W49 | |
| 2000/12/21 | 10 | 70 | DSO | S25W62 | |
| 2000/12/22 | 5 | 50 | CSO | S24W73 | |
| 2000/12/23 | 1 | 30 | AXX | S26W83 |
| C |
|---|
| 3 |
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C4.87 | 2000/12/14 | 09:36 | 09:58 | 11:00 | |
| 2 | C3.93 | 2000/12/13 | 11:00 | 11:15 | 11:31 | |
| 3 | C3.7 | 2000/12/15 | 21:22 | 21:29 | 21:36 |
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| Last X-flare | 2025/12/08 | X1.1 |
| Last M-flare | 2025/12/31 | M7.11 |
| Last geomagnetic storm | 2026/01/02 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| December 2025 | 124 +32.2 |
| January 2026 | 110 -14 |
| Last 30 days | 104.3 -5.3 |